This is portable version of REAPER. Cockos REAPER is a powerful but sensible Windows application that lets you record, arrange, edit, and render multi-track waveform audio. It provides an extensive set of features, but is a very small and lightweight application (the installer is less than 1 megabyte, and includes many effects and a sample project).

► Basic features:

Portable - supports running from USB keys or other removable media

64 bit audio engine

Excellent low-latency performance

Multiprocessor capable

Direct multi-track recording to many formats including WAV/BWF/W64, AIFF, WavPack, FLAC, OGG, and MIDI.

Extremely flexible routing

Fast, tool-less editing

Supports a wide range of hardware (nearly any audio interface, outboard hardware, many control surfaces)

Support for VST, VSTi, DX, DXi effects

ReaPlugs: high quality 64 bit effect suite

Tightly coded - installer is just over 2MB

6.58

+ Auto-save: improve error messages [t=62857]

+ Drag and drop: fix color of insert-new-track indicator text [p=2556218]

+ IDEs: use 6.53-style sorting for watch lists [t=266700]

+ JSFX: update classic volume adjustment JSFX to use a step size of 0.1dB

+ LV2: support compatibility setting to ignore state-change notifications [t=266424]

+ Media explorer: fix My Computer view when localized [t=266458]

+ Media items: allow clicking item notes and item properties buttons on locked items

+ MIDI editor: fix mouse modifier to delete touched notes when moving mouse very slowly [p=2555629]

+ Performance: reduce redraws when moving mouse over envelope lanes

+ Razor edits: fix potential display flickering after certain actions/zoom/scroll [t=265219]

+ Razor edits: fix potential incorrect drawing when zoomed in very far

+ Razor edits: add undo points when clearing selections

+ Razor edits: prevent selections from being lost when loading a project with missing media

+ ReaFIR: fix inconsistent processing of first block of audio

+ ReaScript: make Lua handling of unspecified Optional const char* parameters consistent with EEL2, other data types [t=266405]

+ Render: support rendering region matrix via master [t=265457]

+ Render: fix normalizing render when rendering video with WMF

+ Render: if render bounds set to "selected regions" and no regions are selected, render all regions

+ Render: improve render speed when rendering stems or regions via master [p=2551835]

+ Render: always display one momentary loudness measurement and one short-term loudness measurement in HTML charts

+ Render: optionally display project regions/markers in HTML charts

+ Render: remove option to render to .wmv or .wma files; there's no reason to use these file formats as containers for modern codecs [p=2557603]

+ Video: decode mono audio to stereo when using WMF

+ Video: fix various video decoding issues when using WMF [t=266535]

+ Video: fix rendering embedded AAC 4-channel audio when using WMF

+ Video: fix rendering video with certain colorspace/size combinations when using WMF [t=266503]

+ Video: support embedding multichannel audio in MP4 video when using WMF

+ Video: support rendering video-only or audio-only mp4 when using WMF

+ Video: improve error message when AVFoundation encoder fails to initialize

+ Video: support rendering multichannel AAC when using AVFoundation

+ VST: avoid duplicate entries when multiple instances of a VST3 UID16 are found with different filename parts [t=266362]

+ VST: support scanning Windows .vst3 bundles that have the system filesystem attribute set [p=2556345]

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