Track manager:
double-click track number to scroll track into view
MIDI column (double-click to open all track MIDI in editor)
action to delete selected tracks (via menu or delete key)
changing record-arm state clears track auto-recarm
doubleclick on toggle columns works properly
drag tracks in manager to rearrange tracks in project (optional)
fixed remembering previous window location on OSX
if track MIDI is already open, double-click MIDI column to close
mute/solo/record-arm changes respect grouping (shift held overrides)
option for filter to hide child tracks only if the folder parent is hidden
option to auto-scroll to selected track when mirroring selection
right-click FX column to open individual track FX
right-click header to show/hide columns
set last touched track when selecting from the track manager
set track colors
Region manager:
delete key removes regions
display time in project timeline format
edit region/marker names in place
optionally display project markers
right-click header to show/hide columns
seek when selecting a marker or region (optional)
Project bay:
fixed action to force refresh
list offline FX
option to zoom/scroll to selected items when mirroring selection
right-click header to show/hide columns
usage menu selects and scrolls to media items
ReWire:
updated to ReWire 2.6
OSX and Win64 now install ReWire libraries if necessary
support for loading 64 bit ReWire devices
support for running 64 bit REAPER as ReWire slave (requires 64 bit host app, for now at least)
API:
added simple functions to safely access take and track audio
extensions and ReaScript can store/restore simple global state (GetExtState, SetExtState, etc)
extensions can add functions to ReaScript
Bridging:
avoid unnecessary delays when bridge process failed to launch
OSX support for bridging/firewalling 64 bit VST/AU
Memory metering:
improved Win32 memory meter accuracy
option (enabled by default on 32 bit) to warn when memory use is high
Parameter modulation:
fixed switching between tempo-synced and unsynced LFO
no minimum or maximum for typed-in LFO speed
ReaScript:
Python loading improvements
separate custom path preferences for 32-bit and 64-bit REAPER
Render dialog:
remembers last window position
saves changes even if window closed without rendering
Screensets:
update track manager when switching track views
save/load TCP visibility with track views
TCP/Mixer:
immediate feedback when sweep recarm/mute/solo controls across multiple tracks
sweeping mute/solo/record-arm respects grouping (shift held overrides)
sweeping record-arm buttons clears track auto-recarm state on mouseup
Track templates:
support for saving envelopes in templates
option to offset imported template items (and envelopes) by edit cursor
Windows:
64-bit build now compiled with ICC
better ASIO device selection when running both 32-bit and 64-bit REAPER on the same machine
Actions: relative item positions are preserved when moving item start or end
AU: fixed wet/dry control on default pin mappings
Auto recarm: faster changing of recarm state when operating on many tracks
Config import/export: UI improvement, added sections for chanmaps, scripts, menusets
Control surfaces: don't create undo points when any surface has touch state set
Envelope editing: fixed envelope point selection following time selection when option disabled
Filters: support for NOT and OR keywords (upper case, ORs have lowest precedence, so a b OR c d NOT e means (a and b) or (c and d and not e)
Freeze: fixed actions to freeze through last selected FX
Media item properties: immediately update properties window on apply
MIDI editor: fixed hang when entering grid size of zero
Mixer: action to show/hide children of selected folder tracks
ReaTune: clear/update analysis on demand in the manual correction tab
Regions: improved timesignature handling when duplicating regions
Take lanes: option to display empty lanes is now global, not per-project
Track recording settings window: fixed potential crash under certain instances
VST: fix for saving presets for plugins with non-automatable parameters

ReaScript:
overhaul, many internal changes
Perl support removed for now
Perl support will come back when/if http://gitorious.org/perl-ctypes is completed
see Help/HTML lists/ReaScript documentation for more information
better error reporting
more flexible Python support, should work with almost any version of Python on any platform
set current script directory as start of path (look for modules there first)
support for importing one ReaScript module into another
support for setting a custom external editor for .py files (Preferences/External Editors)
MIDI:
improved merging of multiple MIDI sources (glue, receives, record output)
looped overdub recording fix for crash bug (issue ID 3807)
MIDI editor:
actions to remove trailing (or all) notes of less than a certain length
fixed odd behavior when option enabled to snap notes to the left
Mouse modifiers:
adjust envelope bezier curvature for all selected points at once
fix for painting a straight line of notes over an existing note
select all MIDI notes touched while dragging (ctrl+alt+right-drag by default)
ReaTune:
new instances on per-take FX will operate in item-space rather than in project-space
resizable user interface, many UI improvements
Theming:
button overlay images now inherit scaling attributes from the underlying button image
WALTER added reaper_version (example: 414) and mcp_maxfolderdepth
VST:
allow loading of OSX GRM plug-ins version 3.1.1 or higher (earlier versions crash)
fix for occasional blank UI for Celemony plugins
Audio Units: improved support for plug-ins that use unordered parameter IDs
Envelopes: added option to not show affected envelopes when moving items across tracks
Grid navigation: fixed for ts changes and larger grid divisions
JS: updated IX effects
Media buffering: option for lower buffer size when per-take FX open (to reduce visual lag)
Media explorer: option to go to next item at end of preview
Media item fades: optional handles for editing fades when the media item is small
ReaScript/API: fix for getting track mute and selected state
Regions: improved handling of envelopes when moving/copying regions
Ripple editing: improved handling of envelope points, MIDI items, tempo changes when removing time
Ruler: improved display relating to time signature markers and tempo ramps
Tempo maps: improved tempo map editing behavior
Time maps: fixed snapping bugs with ramped tempos and varying time signatures
Video: improved video frame display speed when seeking

MIDI:
fixed sending noteoffs in certain loop instances
fixed bug when importing MIDI files with time signature changes not on whole bars
API: added GetTrackColor, SetTrackColor
FX browser: fixed folder case sensitivity issue
FX bypass: update checkboxes for all FX in chain during bypass automation
OSX: listview column resize behavior now matches that of Windows (no autoresize)
Render dialog: avoid adding extraneous extensions on file browse
Toolbars: fixed icon loading bugs, added default icon setting for toolbar editor
Track send window: better multichannel hardware output labels
Video: potential priority inversion/deadlock fix
Window top pin buttons: potential fix for leftover pin buttons

Freeze:
actions to render tracks in-place with FX, then save/remove existing media and online FX
menu actions in FX chain window to freeze track up to last selected FX
MIDI editor:
switching sources via filter window no longer unhides all other sources
undo fixes, especially related to list editor
improved list view default focus, toolbar focus
note properties fixed reset of combo boxes on multiple note selection
inline editor marquee fix
fixed bug when quantizing notes that were drawn in (not painted or recorded)
fixed context menu doubleness when clicking above piano keys
support painting notes in drum mode with very small grid
step recording works when docked
FX:
fixed possible excess midi notes on loop when PDC FX are used
improved undo state tracking when copying/moving FX between tracks
if project samplerate set and loading project, try to initialize loaded plug-ins at correct rate (avoid later reinit)
pin mappings are now stored more safely, fix for possible race conditions
API:
added SetProjectMarker3() and AddProjectMarker2() for setting custom marker colors
threading fixes for GetSetObjectState() and other related APIs
Envelopes:
fixed editing point values for FX wet/dry envelopes
pitch envelopes snap configuration (1 semitone, 50 cent, 25 cent, 10 cent, 5 cent, 1 cent, off)
Metering:
new multichannel tracks default to multichannel metering enabled
master multichannel metering is now optional
Mixer:
scroll improvements/fixes
opening/unhiding mixer now makes last selected track visible
restore undocked mixer window position in docked screensets
Mouse modifiers:
support ripple edit (off, one track, all tracks) while moving items
import/export mouse modifier support (.ReaperMouseMap files)
obey user preferences to seek playback when middle clicking ruler or arrange view
Render:
new user setting for tail length to use in project render, stem render, track freeze
fixed certain issues with filename wildcards
Scale finder:
button to use selected notes in MIDI editor
added topmost window pin
Video:
improved rendering accuracy, support for rendering with playrates
hide topmost pin when going fullscreen
updated API to support the newest FFmpeg/libav version (v53)
Actions: toggle multichannel track metering, now in track menu
Directory cleanup: now looks for media references in project bay media items
Fades/crossfades: prevent unintentional crossfade edits when media items are adjacent but not crossfaded
Grouping: fix for rare item group reuse bug
Media explorer: fixed crash issue when group policy prevented embedded explorer (falls back to non-explorer view)
MIDI: use MIDI track name event when importing files
MIDI files: options to automatically snap time signature changes, tempo changes on file import
OSX: better behavior when using modal windows (such as save as with convert) when REAPER inactive
Playback: corrected minor rounding bug on playback start in certain instances
Relative snap: avoid clearing snap offset when copying media items
Scrub/jog: don't snap edit cursor
Sends: shift+drag IO from unselected track to selected uses all selected tracks as receivers
SRC: fixed quality/synchronization issue (4.0x regression)
Toolbars: store toolbar assignments in screensets
Topmost pin buttons: bug fixes, buttons now remember their last states (based on window title)
Track manager: added freeze column/button
Track manager, region manager, project bay: columns can be reordered
Undo history: improved keyboard behavior (return loads state, escape when docked sets focus to arrange, other keys passed through to main)
Vertical zooming: scrollbar fixes, better behavior
VST: support effSetSpeakerArrangement notifications for plug-ins

Mouse modifiers:
support draw/edit/ramp CC events when starting the edit over a CC event
added contexts for arrange view middle-click, middle-drag, edit cursor handle
many new options for marquee zoom, restore zoom, browser scroll, scrub/jog behaviors
better preservation of pre-existing user customizations
behaviors to move item edge without changing fade-in end or fade-out start time
better behavior when assigning mouse click to actions like "move item to cursor"
control+right-click creates a time selection by default (as in 3.x)
MIDI editor:
fixed bad behavior when drawing over existing CC events with snap enabled
fixed horizontal zoom with mouse cursor center, when using project-synced timebase
avoid accidental time selections in ruler
support negative swing quantize
fixed possible oddness when editing CC with auto-select CC enabled
Project bay:
use file resolving when loading retained items
show error message when move/copy file fails because the target file already exists
list tracks by name
fixed drag/render-drag of multiple items on OSX
Envelopes:
allow editing initial envelope point regardless of editing preferences
option to add transition point when recording automation while playback is stopped
clicking on an envelope point no longer seeks playback
MIDI:
fixed stuck notes when looping
renaming one pooled take renames all pooled takes
Project settings:
reorganization, more sensible layout hopefully
added track mixing bit depth configuration
Count-in: follow tempo and time signature at play start position, not prior to it
Directory cleanup: ignore files that are retained in project bays
Media explorer: added action to close media explorer
Nudge: actions to nudge item contents apply only to the active take (similar to slip editing)
ReaSurround: continue to increase FX IO count when dragging IO from tracks
Render queue: fixed display of time-selection renders
Samplitude EDL: support for offsets/lengths greater than 2 billion samples
Scrub: avoid senseless jogs after edit cursor moves
Slip editing: fix for possible hang
Stem rendering: faster, does not process irrelevant tracks, option in prefs/rendering for old behavior
Volume displays: fixed display of certain gain values in default theme
VST: fixed preset selection when there are multiple factory presets with the same name
Windows Aero: keep always on top pins out of window list when REAPER non-responsive
Zoom: fixed display of item backgrounds with very zoomed in and long project times
Zoom/scroll: now has a stack of recent zoom/scrolls, added actions to restore previous/next

4.01:
MIDI editor: fixed crash when undoing all the way back to when the media item was created
MIDI editor: action to select all muted notes
MIDI editor: added actions to select all CC in time selection, in all visible lanes, or all lanes
OSX: fixed audio devices with trailing spaces in their names being reset on startup
Project bay: fixed import menu checkmarks, button labels
Project bay: fixed autoretained item saving with project
Toolbar arrange: fixed potential infinite loop
Virtual MIDI keyboard: properly update keys on theme change
VST/AU/ReWire bridging: better support for resuming from sleep
Windows: installer improvements relating to path setting on x64, installer size, and portable installs

MIDI editing:
Set user-definable scales and chords in the MIDI editor for drawing and editing notes
Using mouse modifiers, copy/duplicate/paste actions can create pooled (ghosted) in-project MIDI source data
Editing any pooled MIDI media item affects all media items that share the same pooled data
Un-pool shared MIDI by gluing the media item or via MIDI source properties dialog
New MIDI Contents menu for switching MIDI editor between different MIDI media items in the project
MIDI filter improvements when displaying multiple media items in the same editor
Many new mouse modifier behaviors to paint notes and chords, edit arpeggios, etc

Mouse modifier customization:
Customize mouse behavior when using keyboard modifiers in 40 different contexts
In many contexts, mouse click and mouse drag can be customized separately
Assign different behaviors to the mouse when over the top or bottom half of a media item
Assign any action (including custom actions) to mouse click or double-click in most contexts
Existing/legacy mouse preferences are preserved, but user changes to mousemap settings will override
Actions to reassign default mouse action for any context

Theme layout support:
Fully themeable UI, allowing repositioning/removal/addition of UI elements
Per-track TCP/MCP layout support
Screensets support saving/restoring layouts
Old themes use default layouts available in Plugins/default_layouts.txt
New themes can define their own layouts
Layouts can be switched via menu, screensets/layouts dialog, or customizable actions

Media Explorer:
Select a portion of a media file to insert into a project
Optionally loop and/or stretch the selected portion to fit the destination area and tempo
Scroll and zoom the media peaks preview
Control+alt drag the time selection to render a new cropped file to REAPER, the desktop, or a folder
Control+alt drag the time selection to sampler plugins or other applications that support drag/drop

Project Bay:
Manage, preview, search, replace project source media, media items, and FX
Manage media item groups and take comps for the project
Save/load project bay contents to create working sets of source media/FX for different purposes
Store sets of edited media items (including fades, stretch, pitch shift, etc) to use in any project
Media and FX+preset combinations can be stored, inserted, and switched in the project

ReaSurround:
Multi-channel surround panner with support for any number of input channels and speakers
Freely position input sources and speakers in 3D space
Configurable per-channel diffusion (treat input source audio as a shaped area rather than a point)
Drag track IO button to ReaSurround to add new input sources

Take lanes and comping:
Take lanes remain aligned by recording pass, creating empty lanes as needed (optional)
Each recording pass gets its own take lane, even when recording overlaps existing items
Recording no longer splits existing media items into different numbers of take lanes
Save/load named comps (sets of takes from multiple media items)
A/B or cycle through saved comps to audition/compare

Dockers and toolbars:
Multiple dockers, freely dockable in main window or floatable (up to 16 separate dockers/toolbars)
Drag tabs from a docker to rearrange tabs, create a new docker in another location, or float windows
Create, customize, and freely dock or float toolbars for different uses

Envelope editing:
Support for copying envelope points with the mouse
Groups of selected points act like contiguous items when moving or copying
Shift+control+drag on envelope segment (customizable) edits the envelope level within the time selection

Media Item Properties:
Item/Take Properties dialog stays open while you work elsewhere, follows changes in selected items
Pitch adjust and playrate fields accept values (such as "1.004") or simple operations (such as "x2")

Multichannel support:
Allow choosing greater than 2 channels of sequential inputs, monitoring inputs
Multichannel track meters
Freely route any number of track channels to other tracks, hardware outputs

Render and batch-convert:
Support for rendering project tracks and time regions to separate folders and files
Customizable wildcards provide great flexibility in naming batches of rendered/converted files
Save render presets for workflow efficiency

Time selection:
Default copy/cut/glue actions respect time selection if there is one (including leading/trailing space)
Using mouse modifiers, copy/move behaviors can respect time selection if there is one
Editing behavior can be customized separately for media items, envelope points, MIDI editing

Track input FX chains:
FX in the input FX chain only run when record armed, and only affect the signal coming in
use MIDI or audio input, and can be set to output MIDI or audio independent of the input format

Track pan improvements:
Track stereo width controls and envelopes
Configurable track pan modes: balance, stereo pan (L/R + width), dual pan, and classic (3.x) balance

Pitch shift envelopes: Each take has its own pitch shift envelope, including customized range and snap settings

Transient detection and dynamic split: separate threshold and sensitivity settings, and other options

Video: performance improvements, support for sequencing still images

Volume faders: new default hardware-emulation fader taper

OSX:
better Spaces/Expose support on SL
fixed some potential menu related bugs
midi hardware improvements (note pretracking, running status support)
fix for Lion's broken libpython 2.7 install (see here)
Config import/export: fixed support for key maps/actions
Pitch shifting: fix for potential crash in simple windowed pitch shifting
Time map: improvements to start offset calculation when changing tempo in time mode and midi items are used
Undo: fixed undo state point adding for removing item group via item button

* Toolbars:
o fixed default icon images for floating toolbars
o fixed positioning of context menus for floating toolbars
* VST:
o other getOutputLatency() accuracy improvements on playback start
o when project measure offset is less than 1, ignore it
* Actions: nudge track volume actions now are capable of writing automation
* Editing: actions that remove areas of the project not removing certain items that start/end near selection
* Graphic glitch fix for items at extreme zoom levels: Graphic glitch fix for items at extreme zoom levels
* MIDI Editor: avoid deadlock when step sequencing using realtime MIDI inputs
* mp3dec: fixed length calculation on files with truncated final frame
* Nudge pan action can now write automation: Nudge pan action can now write automation
* OSX: MIDI hardware I/O improvements
* Playback: fixed anticipative FX RAM/CPU/playback issue when starting playback past end of project
* ReaNINJAM: improved chat interface, especially on OS X
* Recording: option to put timestamp at start of recorded filenames
* Rendering: improvements to online render (lowered RT CPU use)
* Split/trim items: correctly remove silence (when configured) before last item in split

* Actions:
o render stems pre-fader now preserve pan law
o move media items down now properly creates tracks when starting with a single track
* MIDI editor:
o filter dialog now draws correctly with nonstandard font sizes
o undo state saving on CC lane insert
o fixed clearing sysex/text lanes causing crash
* OSX:
o screenset stability fixes
o better looking bullet-mark on MIDI editor CC lanes
o Safer unloading of projects
* VST:
o calling getOutputLatency() on resume until first audio block processed now produces more sane results
o audioMasterGetOutputTime will not return negative values
* Item lanes: fixed overflow bug with large numbers of overlapping items
* Media item loading multiproject status fix: Media item loading multiproject status fix
* MIDI overdub recording: fixed noteoffs on 0 tick length notes
* Misc: Other cleanups/stability improvements
* Project rate envelope: better sound with PDC/anticipative FX and editing envelope
* ReaFir: fixed analysis range inaccuracies
* ReaXcomp: fixed threshold smoothing bug when automating to extremely low thresholds

* VST:
o more handling for VSTs that resize themselves
o fixed window sizing bug causing some FX to open in a too-small window
* Actions: fixed loop length halve/double actions
* API: fixed support for modifying very short items via certain API functions
* Master track: channel count now reset on new project, able to save in project defaults
* MIDI editor bank/program select: don't sort program banks alphabetically
* MIDI recording: prevent dropped notes in MIDI replace record mode
* Mixer: fx parameter scroll button positioning fixes
* Nudge/set: fixed bug when duplicating grouped items
* OSX: Better performance when updating arrange view while bringing media online
* Project templates: default project template is now stored with relative path in .ini (for config import/export, portable installs)
* ReaControlMIDI: fixed manual text entry of pitch and pan values
* Stability: various small potential memory corruption fixes (thanks, nitpicker!)
* Track locking: fixed unlocking of track not adding undo state
* WINE support: properly detect newer versions of WINE

* AU:
o fixed some AUs going blank when floating/unfloating the window (thanks, Camel Audio)
o avoid opening bridges to scan for plug-ins (keep cached copy -- hit F5 in fx browser to force rescan)
* Envelopes:
o fixed editing of first envelope point
o when hiding pre-fx volume/pan envelopes, values are no longer applied to main volume/pan
* Mixer:
o fixed positioning when adding first visible track icon or removing last icon
o fixed resize of hidden extended mixer components with track icon visible
* Theming:
o Drag and drop of .ReaperThemeZip (or .zip with theme files) files to REAPER's arrange now installs the theme
o fixed stretch configuration for some theme button images
* API: added GetCurrentProjectInLoadSave() for context when loading project-specific extension state
* Batch file converter: fixed dropping files on OSX
* Configuration import/export: preliminary support for importing/exporting .ReaperConfigZip, accessible via action or preferences/general
* Items: show take numbers for items without take names
* MIDI editor: fixed marquee including too many items when zoomed very far in
* Ripple editing: fixed ripple on first track when pasting/inserting multiple items
* SMPTE LTC sync: leave framerate blank to use project framerate setting (default for new projects)
* Tooltips: fixed a bug that would cause some pan envelope tooltips to display incorrectly
* Update arrange view periodically while bringing media online: Update arrange view periodically while bringing media online

* MIDI editor:
o moving CCs/events now updates pre-quantized positions
o reduced memory use when opening/closing many editors
o fixed memory leak when reusing MIDI editor and switching between MIDI items
o fixed stuck velocity display on reopening some MIDI editors
* API/ReaScript:
o added SetMediaItemPosition/Length, with the option to suppress screen redraw
o better portability between Windows and Mac (strip Windows newlines)
o API functions for item/marker setting should now perform better on OSX
* Armed actions:
o show special cursor and tooltip only when clicking will trigger the action
o do not cancel armed action on undo
* Feedback routing:
o fixed stopped monitoring with feedback
o decreased memory/CPU use
* Media items:
o disabled "copy loop of selected area" action for MIDI items
o recalculate autocrossfades for beat-based media items when changing time signature
o allow copying loop of selected area when the time selection includes the item end
* Shift+click item selection:
o now use range of clicks rather than range of items
o no longer unselects other items (hold ctrl in addition for this)
o respects option to select all grouped items
* MIDI recording: fixed some overlapping note issues with replace and overdub recording modes
* OGG support: improved stability/playback of corrupted OGG files (libvorbis 1.3.1 bug)
* Performance: Reduced thread locking when recalculating item information
* Shift+click time selection: on now obeys edit cursor moving preferences
* Stability: Improved MIDI note previewing threadsafety
* VST: better resize notification support

* (3.71) ASIO: requested audio block size: fixed power-of-two rounding mode
* (3.71) Media items: drawing fix for empty items

* Arc/roundrect drawing: fixed bugs, smaller code
* ASIO: support for requesting audio block size (many drivers will ignore, though)
* Floating toolbar: fixed refresh on update of theme
* MIDI editor: avoid unsafe memory access on undo
* OSX: fixed potential crash under certain focus conditions (impl IsWindow())
* Themes: fixed drawing glitch on docker tabs (and potentially elsewhere) introduced in 3.69

* OSX:
o avoid blinking cursor and tooltip when holding down a modifier key
o fixed VST-shell project loading on PPC
o fixed drawing issues (primarily related to docked media explorer)
* Media item buttons: option to show/hide buttons based on item height
* Media item labels: option to show/hide text label based on item height
* Nudge/set: pass space bar through from nudge dialog to main window
* Parameter modulation: fixed problem when using latent plugins
* Project: safer writing of long lines to project file/undo memory
* Themes: background stretching fixes

* MIDI editor:
o smoother editing for swing grid handles
o snap pitch/pan CC bars to center [demo]
o don't create extra undo point when moving/copying events
o fixed advancing cursor when step recording with swing grid enabled
o fixed crash when double-clicking collapsed CC lane
o fixed paste preserving position in measure in first partial measure of a media item
o new theme color for octave grid line [demo]
o update display immediately after event list context menu action
o when a single CC event is dragged, display the actual event time/value in the lower right
* FX:
o adding FX via quick-add menu floats the FX window (if the user preference is to show the FX window at all)
o double click a floating FX title bar to return the FX to the chain window [demo]
o double-click empty space in the FX chain list (under the current inserted FX) to open the FX browser
o fixed potential flood of FX automation messages
o optionally show the current track FX in the FX button context menu, click to float/unfloat individual FX [demo]
o when adding an FX chain, auto-float each FX window if the preference is set [demo]
* OSX:
o fixed a graphic glitch when updating track I/O window
o fixed drawing behavior when tabbing through tracks to rename
o fixed plug-in pin connector dialog not showing [+] button
o fixed tiny font and odd alignment in track IO dialog, MIDI CC lanes
o fixed too-large font on track meters
* Action:
o scroll view vertically (midi CC): prevent scrolling offscreen
o split items at timeline grid affects offscreen items properly
o toggle mute for track sends or receives 1-8
* AU:
o fixed occasional noise blast from plugins that can't handle anticipative processing (AUPeakLimiter)
o better support for multi-output AUs (thanks, VSL)
* Preferences:
o moved volume/pan fader range settings to Appearance/VU Meters and Faders
o preference to suppress splitting all items at the edit cursor if nothing is selected
* Render:
o added minimize button to minimize REAPER during renders
o fixed rendered items sometimes being one sample too short with certain sample rate/buffer size settings
* Takes:
o actions to rotate take lanes forward or backward for selected items [demo]
o copy/preserve take FX when new recording splits an existing media item (obeys preference to copy take FX on split)
o internal changes to take processing
* Theme support:
o background images with yellow lines (outer-areas) now properly supported for track name, vol, pan labels, etc
o better detection of theme changes (faster)
o button images can now have pink lines for stretching
* Tooltips:
o action to toggle on/off tooltips for media items and envelopes [demo]
o multi-line tooltips for envelopes, items, item fades
o multi-line tooltips for track IO, ENV, FX buttons [demo]
* Video/FFmpeg:
o better audio seek mechanism
o fixed duration on broken MPEG-1 files
* Video/Windows:
o added EVR output for Vista+ machines (improved video display when using Aero)
o fixed hang when using REAPER over RDP
* VST:
o ensure "show VST folders" option is persistent
o when VST folders enabled and VST names disabled, don't show path twice in FX button right-click menu
* API: export Help_Set function (show help text in the area below the track panels)
* Cues: fixed drawing of extra cues on unlooped items that are longer than the underlying media source
* Envelopes: pan envelope lane slider direction is consistent in trim/read vs write modes [demo]
* External editors: when passing a region to Sound Forge, round to the nearest sample
* Grid: fixed actions to split at grid, move cursor left/right to nearest grid position
* Grouped items: more consistent behavior when editing grouped item edges
* Help: when modifier keys are down, show what action is about to occur when editing items and envelope points
* Item crossfades: shift+alt drag moves the crossfade and stretches both items [demo]
* Marquee: shift overrides snap when selecting items and time together [demo]
* Media explorer: options for default action (insert media, preview media, do nothing)
* Parameter modulation: smoother audio control signal modulation with very short attack/release
* Playback: fixed play cursor positioning when starting near end of project/loop
* Project parsing: less heap use when parsing projects (faster loading of large projects)
* ReaEQ: Cockos VST extension support for manually editing envelope points [demo]
* s/SVN/Git/: new revision IDs in about box
* Undo: don't create extra undo point when control+drag copying media items
* Undo/Save: safer behavior when loading media item state
* Video: better peaks display when zoomed in on videos that use compressed audio
* Video/QuickTime: added sample accurate seek when using Quicktime decoder
* Windows: fix for waveOut latency going off after many hours

* MIDI editor:
o action to reverse events also reverses CC, works in event list view
o actions that target a CC lane will target the top lane if no CC lane has focus
o advance edit cursor correctly after paste preserving position in measure
o better blink cursor appearance
o clicking to the left of a CC lane will set focus to that lane without deselecting notes/CC
o fixed CC events on one channel erasing events on other channels when moving CC with notes
o fixed splitting notes in looped MIDI items
o fixed step input actions when inserting X semitones below the current note
o immediately refresh event list when correcting overlapping notes/CC
o option to disable single-click selecting CC events
o paste preserving position in measure will not paste duplicates
o quantize, humanize, event properties, and filter windows stay on top of the editor
o swing grid support
o swing grid strength is set/edited by dragging handles on the upbeat grid lines [demo]
o text box for manual entry of swing strength
o when correcting overlapping notes, also correct CC events at the same time/channel
o when correcting overlapping notes/CC, always preserve the selected note/CC
* Custom colors:
o action to reset random color generator (also resets default.palette if it exists)
o if default.reapalette file exists, use those colors instead of random colors
o default.reapalette (resource dir): text file of R G B values, one color per line
o organized default custom color menu entries
o preference for media item background tint strength, for selected/unselected media items [demo]
o preference to automatically color any recording pass that adds takes to existing items [demo]
o support for setting all takes created in the same recording pass to a custom color [demo]
o support for setting custom colors per-take
* MIDI quantize:
o actions to quantize note position, or position and end, to grid
o added actions and options to quantize notes only, or all events
o added bypass checkbox to quantize dialog
o checkbox to fix overlaps on commit
o notes will move with grid changes if quantize dialog is open when changing grid or swing [demo] [demo]
o overhauled quantize dialog
o when quantize grid is set to editor grid, quantize swing setting is linked to editor swing
* OSX:
o better text field coloring
o fixed 2GB+ file peakfile generation/reading
o fixed a few graphical glitches relating to docked windows
o selecting default system devices now allows differing input/outputs
* Recording:
o organized options for behavior when recording over existing items
o recording over existing items can split the old items and add takes, create new items, or trim existing items [demo]
o ensure that loop recording creates correct length files when "add new files on loop" enabled
o fix for loop recording sometimes being slightly off the loop edges
o new preference to discard incomplete first/last takes if at least one full loop was recorded [demo]
* Takes:
o action to activate take under mouse, mapped to "Y" by default (for "yes")
o media item drawing optimizations
o media items can be locked to the active take (to prevent mouse clicks from switching takes) [demo]
o preference to link or unlink all takes when editing start offset (slip editing) [demo]
* Tracks:
o "Options/Show overlapping items in lanes" creates as many lanes as necessary [demo]
o when showing items in lanes, items whose audio will mask other items are drawn in a higher lane [demo]
o automatically remove tracks created by accidentally moving an item down too far [demo]
o added preference to remove or retain tracks created by moving an item below the last track and back
* Automation:
o higher recording speed for FX parameter automation
o refresh track volume/pan sliders when deleting a track envelope in read/write modes
* Color theme:
o added themeable colored bars to optionally display on selected items, active takes [demo]
o added themeable colors for MIDI note/CC text colors (light and dark)
* API: allow extensions and ReaScript to get/set take custom colors, recording pass ID
* Custom menu editor: action list automatically switches to the correct section when changing menus
* Envelopes: drawing optimizations when zoomed out
* External sync: option to only use external sync on playback or recording, or both
* Master VU: fixed inaccurate RMS meter calculation with some window/audio buffer sizes
* Media items: draw media source end notch slightly differently for unlooped items [demo]
* MIDI: fixed MIDI notes sometimes not being played when coinciding exactly with a time signature change
* Nudge/set: checkbox to preserve relative item positioning in set mode [demo]
* Preferences: new tab for path settings (default render path, default recording path, alternate peak cache path)
* ReaControlMIDI: fixed reading .ins files that contain trailing blank lines
* ReaGate: checkbox to invert gate output (when loud, duck wet signal vs dry) [demo]
* Scrollbars: improved zoom button sizing
* Toolbar: refresh custom toolbars after linking/unlinking loop points and time selection via preferences
* Transport menu: fixed checkmarks on submenu items (such as external sync, etc)
* Video: preliminary support for flip/rotate of video (video source properties) [demo]
* VST: inform plugins if transport repeat is enabled
* Windows: better audio device closing behavior when minimizing REAPER and stopped

* MIDI editor:
o actions to insert note or advance cursor by various note lengths
o actions to move edit cursor by measures
o actions to zoom view to selected notes/CC, or to project loop selection (double-click piano roll ruler)
o don't fix overlapping or duplicate notes until after quantize/humanize is done
o don't shift+select notes that are adjacent to the current selection (they must overlap)
o double-clicking existing text/sysex events always edits the event (rather than creating a new one)
o dropdown setting for length to use when inserting notes (can be set when drawing/selecting a note) [demo]
o fixed flicker when using humanize
o fixed snap to grid in looped items where the loop length itself is not on the grid
o fixed snap to grid when project time signature is not x/4
o fixed some note/CC editing actions not refreshing event list view
o fixed changing channel filter not refreshing event list view
o inserting/extending/pasting past the end of a looped MIDI item will extend the loop in source beats mode
o inserting/extending/pasting past the end of an unlooped MIDI item will extend the item [demo]
o MIDI preview scrub (middle mouse button in ruler, or click+drag the edit cursor handle) [demo]
o mute actions affect all selected notes and CC
o option to disable automatic correction of overlapping notes
o option to only move edit cursor when clicking ruler or CC lane dividers, not note/CC area
o removed piano roll-specific actions from the event list view action list
* OSX:
o added a button to open system Audio MIDI Setup utility, in Prefs/Audio/Device
o better Core Audio multidevice support (though it is still better to use aggregate devices)
o changed audio device configuration storage, existing users will need to re-select their audio device(s) (REAPER will prompt on startup)
o fixed midi editor refresh of CC lane boxes
o improved Prefs/Audio/Device, now strongly encourages user to use a single device (and create aggregate devices as needed)
o more window compositing fixes
o support for automatically building output routing for multi-output AUs
o fixed color picker rounding bug
o color picker and font picker now have proper ok/cancel buttons
o fixed REX on PPC, improved REX loading code
* Actions:
o run LICEcap
o set item mix behavior to project default
o move or copy items to time selection, trim/stretch/loop/duplicate to fit
o move position, edges, contents, duplicate of selected item (or item under mouse) to edit cursor
o select all locked tracks
o set track record path to primary, secondary, primary+secondary
o show record path/secondary record path in explorer/finder
* Tracks:
o actions to increase/decrease selected track height (shift+control+mousewheel by default) [demo]
o actions to minimize/maximize track heights will toggle back to the exact previous track heights
o don't allow a hidden track to become a folder track
o mute/solo modes (clear, exclusive, grouped, etc) now will not affect tracks that are not visible in the same context as the click
o track controls can be locked [demo]
o themeable color/alpha for locked track control panel
* Envelopes:
o fixed action to move envelope points left/right by grid size
o lane trim fader and add-4-points actions create points 0.5 ms apart
o remember envelope armed state when unbypassing
o when recording automation in loop, keep the exact recorded values at loop start and end
* API:
o added MIDIEditor_GetTake, to get the MIDI take that is being edited in the active MIDI editor
o added SetCurrentBPM function
* Automation:
o fixed recording of send automation via mixer (broken since 3.3)
o preference to reset write mode to another automation mode after one recording pass
* Help:
o changed "Help: keyboard shortcuts" to "Help: Mouse key modifiers and action shortcuts"
o added MIDI editor mouse modifier behaviors to output of Help/Mouse modifier keys
* JS:
o added ts_num, ts_denom variables (time signature numerator and denominator)
o fixed x64 issue when used with third party plug-ins compiled with buggy MS CRT (fmod() needs fclex, etc)
* Media explorer:
o don't process REAPER hotkeys when renaming items (Windows)
o replace media source for selected items, optionally stretched/looped to fit [demo]
o option to use Windows Explorer (default) or generic listview on Windows
* MPx decoder:
o fixed multiple simultaneous decodes of MP2
o file parsing optimizations/cleanup
o basic support for MP2 encoded WAV files
* Play cursor:
o better positioning at start of playback
o better positioning with short loops
* Windows:
o add project to Windows recent file list properly when creating subdirectory
o fixed unicode issues for launching files after render, etc
o changed installer requested privilege level to admin
* Action window: better behavior after adding actions to custom menus (close or restore the action window properly)
* Envelope panel: remove mouseover highlight when mouse leaves window
* External sync: optional flashing window to warn when recording and waiting for timecode
* FX: when docking/undocking fx chain, hide/show plug-in config window (some plug-ins don't like being moved)
* Item notes/project notes: fixed Unicode character support
* Main menu: audio status now can optionally show record path, can disable showing of device info/record format [demo]
* Master track: deselect all other tracks when clicking master track TCP
* Menus/Actions: cleanup of many action descriptions ("selected tracks" becomes "tracks", same for items, etc)
* MIDI devices: added a button to reset all MIDI devices, in Prefs/Audio/MIDI Devices
* MIDI export: adjust embedded tempo map properly when exporting time selection rather than entire project
* MIDI items: fixed bug when splitting unlooped MIDI item across tempo changes
* Mixer meters: better justification of peak value text when it is larger than the width of the meter
* Nudge: added right edge option (to nudge or set item right edge without trimming item length)
* Per-take envelopes: action to insert 4 envelope points at time selection respects take play rate
* Play/loopskip: fixed problems with very small time selections, improved accuracy, fixed issues with PDC
* Project: default item mix behavior is properly saved with default project
* ReaControlMIDI: fixed UI loading when bridging enabled
* ReaEQ: preserve existing wet/dry and bypass automation when resetting bands to default
* Scrollbars: fixed vertical scrollbar theme change update issue
* Splash screen: more useful startup status display
* Toolbars: remove mouseover highlight when mouse leaves window
* Undo system: increased default RAM limit to 256MB

+ VST: bridged plug-in automation improvements, especially with plug-ins that dominate main thread
+ VST: fixed deadlock on certain bridged plug-ins on Windows

* 3.62:
o API: fixed GetIconThemeStruct() offsets that had changed in 3.6
o JS: optimized tan(), fixed tan() on OSX/i386
* Envelopes:
o enable visual feedback from hidden envelopes by default
o user preference to enable writing automation to hidden envelopes
o more consistent behavior of action to add 4 envelope points at time selection
o preference for double-click to edit the envelope point (vs adding or resetting a point)
* Envelope lanes:
o display envelope value in envelope lane control panel
o more consistent behavior of slider in trim/read mode
o respect user preference to not arm envelopes automatically when adding
* Nudge:
o window opens on startup if it was open when REAPER was last closed
o account for take play rate when snapping contents to grid
* OSX:
o Audio Units: PDC fixed
o graphics optimizations and drawing glitch fixes
* Action: duplicate selected items, duplicate selected area of selected items
* API: export ApplyNudge function
* Menus: fullscreen mode and always-on-top moved from Options to View menu
* MIDI editor: action to set or insert CC event at mouse (double-click)
* Scrollbars: drawing improvements when UI scaling or Windows scrollbar scaling is used
* Timestretch: low quality windowed mode quality fixes
* VST: fixed automation recording with certain plug-ins

* OSX:
o much faster graphics updating (thank you, Apple, for your fantastic documentation)
o better edit cursor displays (matches Windows)
o fixed mouse option for mousewheel to target window with focus
o menu shortcut display support for control key modifier, other special keys
o faster configuration file access
o fixed action to reset all MIDI devices crashing on some MIDI devices
o default text drawing is now faster

* Transport:
o show editable playback tempo and time signature
o mousewheel adjust play rate, tempo, selection start/end/length
o alt+mousewheel to adjust time selection by beats
o mousewheel over time selection length to move the entire selection
o theme images for BPM tap-tempo button (transport_bpm, transport_bpm_bg)
o theme images for playspeed and selection edit fields (transport_group_bg, transport_edit_bg)
o theme images for status box (transport_status, transport_status_err)

* Action:
o go to marker 11-30
o reset soft takeover for all MIDI controller assignments
o unselect all tracks, items, and envelope points
o adjust all tempo markers at once by various units

* MIDI editor:
o fixed grid snapping when project contains odd-length time signature changes
o action to toggle locking MIDI item to fixed tempo, or follow project tempo changes
o fixed grid snapping, note insert length when MIDI is locked to a fixed tempo
o optimized edit cursor display
o update toolbar step sequencer buttons on enable/disable
* Nudge/Set:
o move items by precise time/beat/sample/frame/selection units
o move cursor or copy items by precise units
o actions to nudge left/right by last nudge dialog settings
o actions to save/recall up to 8 configurations (assign to shortcuts or toolbars)
* Video:
o added "Video window follows edits" setting in Prefs>Media>Video
o muted items, muted tracks are not displayed
o FFmpeg: added YV12 and YUY2 colorspace decoding support (makes video decoding faster)
o FFmpeg: bundled OSX versions are now 10.4+ compatible
o FFmpeg: improved video frame display when seeking during playback

* Keyboard entry:
o preference to disable applying typed-in edit changes after 1 second (in some places)
o cancel changes on escape, commit changes on tab or enter key (in some places)

* Media explorer:
o action to show source properties for current media preview (right-click preview display)
o unload stopped preview media if user preference is to offline media when switching away

* MIDI file writing:
o more compatible ASCII conversion for some UTF characters
o new option to write text events as UTF-8 (preferences/media/MIDI)

* Tempo:
o more efficient rebuilding of complex project tempo maps when adjusting tempo quickly
o better multithreaded time map access (faster tempo information delivery to plugins)
o tap tempo creates only one undo point

* Tooltips:
o fixed occasional stuck tooltip on certain mouse movements
o many tooltips now also appear in main info box
o simplified tooltips that appear when moving media items

* Winamp visualization plug-ins:
o default option to disable WA plug-ins completely
o various bug fixes

* Accessibility: expose basic track, envelope, transport control to screen readers via MSAA

* API: added GetMasterTrack

* Batch converter: better support for unicode filenames

* Custom menus: much faster import of menus and menu sets

* Envelope control panels: respect global UI scaling preference

* Export: automatically prevent trim/convert on REX and video files

* FX browser: renaming item preserves selection, and resorts

* MIDI items: fixed source properties reported media item length

* Mixer: show MIDI hardware outputs in send/hardware output list (themable: mcp_sendlist_midihw)

* ReaEQ, ReaDelay, ReaPitch, ReaXcomp: correct automation behavior when adding/removing bands

* ReaScript: x64 Python support

* Relative snap: fixed occasional reset of item snap offset

* Selection sets: actions to save/load up to 10 sets of item selections

* Solo defeat: receives are always audible even if source tracks have sibling solo

* Startup: faster

* Time selection: preferences to clear time selection and/or loop points by clicking ruler or arrange view

* Trim behind items: support toggling on/off within custom actions

* Windows: fixed file open issues on pre-XP operating systems