head to head · open source
Concat vs FableCut
Concat has 17,108 GitHub stars, 2,117 forks, 44 open issues and last shipped yesterday. FableCut has 791 stars, 104 forks, 9 open issues and last shipped 14 days ago. Concat leads on adoption by 2,063% (17,108 vs 791 stars). Concat is written in Rust under AGPL-3.0; FableCut is written in JavaScript under MIT. Concat has attracted 12% as many forks as stars, FableCut 13%. Concat was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 3 topic tags (ffmpeg, video-editing, video-editor), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Concat | FableCut | |
|---|---|---|
| GitHub stars | ★ 17K | ★ 791 |
| License | AGPL-3.0 | MIT |
| Written in | Rust | JavaScript |
| Last push | 2026-11-12 | 2026-10-30 |
| Forks | ⑂ 2.1K | ⑂ 104 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Concat if
- You weight community size — 17K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches Rust
- You value the larger contributor base for long-term maintenance
pick FableCut if
- You want the FableCut feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches JavaScript
- You evaluated both and FableCut fits your workflow better
About Concat
Concat The truly free, and open source cross platform CapCut replacement. Your logo here Sponsor Concat and your name, logo and link take this slot Your logo here Sponsor Concat and your name, logo and link take this slot Your logo here Sponsor Concat and your name, logo and link take this slot Your logo here Sponsor Concat and your name, logo and link take this slot Your logo here Sponsor Concat and your name, logo and link take this slot Your logo here Sponsor Concat and your name, logo and link take this slot About Concat is a free, open source video editor and a CapCut alternative for macOS, Windows, Linux…
read the full Concat overview →
About FableCut
A browser video editor that AI agents can drive. English · 简体中文 · 日本語 · Español · Português (BR) FableCut is a Premiere style non linear video editor that runs entirely in your browser — and exposes its whole timeline as one JSON document. Edit it by hand, from the UI, or let an AI agent (Claude Code, Claude Desktop, or anything that speaks MCP/REST) cut your video for you while you watch the timeline update live. Zero npm dependencies. One node server.js . That's it. Why it's interesting Most "AI video" tools hide the edit behind an API. FableCut flips that: the project file is the interface . project.json…
read the full FableCut overview →
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Frequently asked questions
Is Concat or FableCut more popular?
Concat has 17,108 GitHub stars and FableCut has 791. Concat has the larger community by that measure.
Are Concat and FableCut free?
Both are open source. Concat is licensed under AGPL-3.0 and FableCut under MIT. Neither carries a licence fee.
What is the difference between Concat and FableCut?
Concat is written in Rust and FableCut in JavaScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Concat or FableCut?
Choose Concat if you want the larger community (17,108 stars) or its AGPL-3.0 licence terms. Choose FableCut if its feature set, stack or MIT licence fits better. Both are self-hostable.