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Version 7.66: March 18, 2026
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REAPER supports all Windows versions from Windows XP to Windows 11.

REAPER supports Linux on Intel and ARM architectures, and the Windows version works well with WINE.

REAPER supports macOS 10.5* to macOS 26.

Windows

Windows 64-bit
REAPER v7.66 - 15MB
Windows x64
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Linux

Linux x86_64
REAPER v7.66 - 12MB
Linux x86-64/AMD64 64-bit
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macOS

macOS Universal
REAPER v7.66 - 26MB
Universal for Intel and ARM64
Optimized for macOS 10.15 and macOS 11 and later
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The macOS Universal download is recommended for all modern macOS systems (10.15 and 11 and later). The macOS 64-bit Intel and 32-bit Intel versions are recommended for macOS versions 10.5-10.14.

REAPER 7.66: Wag the DAW

Changelog items below may include • links to more information.
Video
  • add support for FFmpeg versions 5.0-8.1
  • add FFmpeg support for ALAC decoding (s32p sample type)
  • add FFmpeg support for AV1 encoding (if supported, preferring libsvtav1 over libaom-av1 for speed)
  • add FFmpeg support for H.265 encoding (if supported)
  • add FFmpeg support for hardware accelerated decoding, opt-in by using ffmpeg_hw in decoder list
  • add FFmpeg support for multiple audio streams, opt-in by using ffmpeg_mta in video decoder list
  • add FFmpeg support for arbitrary encoders, use codec=xyz in FFmpeg configuration
  • fix FFmpeg encoding of reported framerate for some format (e.g. AVI)
  • fix incorrect use of .mov container when writing .mp4 files
  • fix FFmpeg audio decoding as noise when when unknown sample format is encountered
  • improve FFmpeg encoding file-format selection, adding new MOV, MP4 modes and deprecating old QT/MOV/MP4 auto-select mode
  • improve FFmpeg loading, allow loading from more system paths (and REAPER UserPlugin path)
  • improve accuracy of timestamps for Windows Media encoder with ND framerates
  • add support for decoding AV1 via VLC •
  • allow encoding to arbitrary fractional framerates
  • support entry of commas as decimal point in framerates when rendering
  • support files with MXF extension, if supported by installed FFmpeg/VLC
  • when changing video decoder priority list, prompt to re-open all media in order to use new decoders
Ruler lanes
  • do not draw double divider line when there is insufficient room to display all lanes
  • ensure that with default preference settings, ruler cannot be resized small enough to hide default ruler lanes
  • fix intermittent display issue on undo/redo •
  • improve behavior when moving multiple regions/markers across hidden ruler lanes •
  • prevent creating regions or markers in locked ruler lanes
  • prevent moving regions and markers to locked lanes
Ruler
  • don't show region/marker editing guidelines until mouse moves
  • fix skipped grid line display with certain tempo/time signature marker scenarios •
  • reword some items in time selection right-click menu
  • when editing regions with contents, show editing guidelines at unedited position, because all project contents will move
Console 1
  • deactivate tracks that are hidden in both TCP/MCP
  • improve automatic device name detection to include future Softube devices
  • support plugin/Console 1 requests from controller
Region manager
  • add undo point after importing regions/markers from csv file
  • support importing regions/markers from csv file by dragging into region manager window, hold shift key to merge
Regions/markers
  • support assigning actions to region/marker click mouse modifier •
  • support importing regions/markers from REAPER project file (.RPP)
Video processors
  • fix knob sizing with DPI changes/multimonitor
  • display video processor CPU use as %v in FX chain, project bay, performance monitor
Actions
  • actions to select item under mouse respect 'selecting item selects group' setting
CLAP
  • fix transport flags when REAPER is recording •
Envelope panels
  • fix slight offset in readout of current value •
Free item positioning
  • preserve media item height when moving to a new track (7.60 regression) •
IDEs
  • syntax highlight built-in pow() function when editing JSFX/Video Processors/EEL2 ReaScripts
Markers
  • when markers overlap, mouse targets the later (visible) marker
Media item properties
  • fix behavior when enabling section source and project start time offset exists •
Mouse modifiers
  • fix descriptions of modifiers to set time selection or loop points to region •
Render
  • improve ordering of file-format modes, grouped alphabetically within logical groups (uncompressed, compressed, raw, CD, video)
Take markers
  • always add marker when running quick-add actions, even if there is already a marker at that location •
Tempo/time signature
  • respect 'allow partial measure' setting when editing earlier tempo envelope points •
Time signature markers
  • when 'allow partial measure before this marker' enabled, display beat position in tempo marker editor based on previous time signature marker •
UI
  • improve responsiveness of UI when under very heavy audio-thread CPU load in playback/rendering

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