mrv2 and vmrv2 are open source professional players and review tools for VFX, animation and computer graphics for Windows, Linux and macOS. You can build them from source or download prebuilt binaries.
Binaries are available for multiple operating systems and CPU architectures. Be sure to download the correct one for your system, and check all release assets—GitHub often hides part of the list.
If you're unsure which download you need, use:
Two versions are available:
mrv2 with OpenGL backend (free and donationware) vmrv2 with Vulkan backend (free and donationware)
It has NOT been tested on Windows aarch64 (beta testers wanted).
Unlocking Features
To unlock donationware features, open:
Help->Unlock Features.
The same license works for both mrv2 and vmrv2, so you can have both installed. An internet connection is required for license activation.
Without a donation license, the following features are unavailable:
Full Annotations and Color Area Selection (Solo+)
Python (Standard+)
Editing (Edit+)
Voice and Link Annotations (Pro)
Unlimited WebRTC Remote Reviews (Pro)
The free version still includes:
Tone-mapping (OpenGL) and HDR (Vulkan)
OpenEXR layer switching
Saving Images and Movies with Audio
Limited WebRTC Remote Reviews (2 artists for 30 minutes)
ChangeLog
- UI/Mac: Fixed dragging, file associations and open -a mrv2.app and vmrv2.app on macOS. Now you can work with both applications just like Mac Users like.
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UI/Wayland: Fixed UI transparency for DPIs > 100%.
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UI: Added menu options to switch the size of waveforms between small, medium and large individually, instead of resizing with the thumbnails' sizes.
- UI: Added dividers to several of the menus to improve readability.
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UI/Linux: File requester now allows double clicking on a file while saving instead of forcing the artist to go to click OK.
-
Core: Fixed macOS duplication of libraries when compiling directory and install directory were present in the same computer.
- Core: Consolidated size of Thumbnail and Waveform Sizes in a single location (Preferences->Thumbnails).
- Core/Web: Improved floating licenses security.
- Core: Some bug fixes provided in a large but rejected PR by @CatPetrova.
- Core: Performance improvements when seeking in HW.
- Core: Performance improvements to audio reading.
Libraries
- PNG library to 1.6.59 dated 28-Sep-2026.
