head to head · open source
Concat vs pireel
Concat has 14,857 GitHub stars, 1,846 forks, 44 open issues and last shipped 3 days ago. pireel has 1,355 stars, 115 forks, 2 open issues and last shipped 3 days ago. Concat leads on adoption by 996% (14,857 vs 1,355 stars). Concat is written in Rust under AGPL-3.0; pireel is written in TypeScript under AGPL-3.0. Concat has attracted 12% as many forks as stars, pireel 8%. pireel was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (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 | pireel | |
|---|---|---|
| GitHub stars | ★ 15K | ★ 1.4K |
| License | AGPL-3.0 | AGPL-3.0 |
| Written in | Rust | TypeScript |
| Last push | 2026-11-05 | 2026-11-05 |
| Forks | ⑂ 1.8K | ⑂ 115 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Concat if
- You weight community size — 15K 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 pireel if
- You want the pireel feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches TypeScript
- You evaluated both and pireel 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 pireel
Pireel Studio An open source AI video editor built for humans and AI agents. English · 简体中文 Start with one clip, a collection of media, or a blank video. Edit directly on the canvas and timeline, or describe the result you want. Try Pireel · Connect an agent Pireel brings AI into a real editing workspace. AI can help make the first cut, but you stay in control of the canvas, timeline, captions, graphics, audio, and final export. What you can create Talking head videos with cleaner pacing and readable captions Short clips made from longer recordings Product demos, tutorials, explainers, and marketing videos Multi…
read the full pireel overview →
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Frequently asked questions
Is Concat or pireel more popular?
Concat has 14,857 GitHub stars and pireel has 1,355. Concat has the larger community by that measure.
Are Concat and pireel free?
Both are open source. Concat is licensed under AGPL-3.0 and pireel under AGPL-3.0. Neither carries a licence fee.
What is the difference between Concat and pireel?
Concat is written in Rust and pireel in TypeScript. 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 pireel?
Choose Concat if you want the larger community (14,857 stars) or its AGPL-3.0 licence terms. Choose pireel if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.