A fast, minimal Windows desktop app for trimming videos. Select a portion of any video with a visual timeline, then save it as a new file or overwrite the original.
Built with Electron, React, and FFmpeg.
Right-click any video in Windows Explorer to open it directly in Trim:
- Visual timeline with draggable handles to set trim start and end points
- Thumbnail preview — hover over the timeline to see a frame preview at that position
- Three trim modes — smart (tries fast copy first, falls back to re-encode), stream copy, or full re-encode
- Overwrite or Save As — replace the original file or export to a new one
- Variable playback speed from 0.25x to 16x
- Volume control with mute toggle
- Recent files — quick access to your 10 most recently opened videos
- Automatic updates — stay up-to-date with the latest features and fixes
- Audio extraction — extract the audio from the selected range as an MP3 file
- Frame capture — save the current video frame as a PNG with
Sor the camera button - Keyboard shortcuts for efficient editing — press
?to view all available shortcuts - Right-click integration — open videos directly from Windows Explorer
- Remember window size & position — window layout is saved and restored between sessions
- Supports MP4, MOV, MKV, WebM, AVI, and M4V
| Key | Action |
|---|---|
Space |
Play / Pause |
Left Arrow |
Step backward 1 frame |
Right Arrow |
Step forward 1 frame |
[ |
Set trim start to current time |
] |
Set trim end to current time |
Home |
Jump to trim start |
End |
Jump to trim end |
S |
Save current frame as PNG |
I |
Toggle video info (resolution, frame rate) |
? |
Toggle keyboard shortcuts cheatsheet |
Esc |
Close video / go home |
Download the latest installer from the Releases page and run the .exe setup.
- Node.js 20+
- npm
git clone https://github.com/Yassine-Mhirsi/TRIM.git
cd TRIM
npm installnpm run dev # Start dev mode (Vite + Electron)
npm run build # Typecheck + build renderer + build Electron
npm run dist # Build Windows NSIS installer (.exe)
npm run lint # ESLint
npm run typecheck # TypeScript check without emit- Frontend: React, TypeScript, Vite
- Desktop: Electron, electron-builder, electron-updater (NSIS installer with auto-updates)
- Video: FFmpeg / FFprobe via fluent-ffmpeg (bundled as static binaries)
MIT