head to head · open source
Concat vs palmier-pro
Concat has 14,857 GitHub stars, 1,846 forks, 44 open issues and last shipped 3 days ago. palmier-pro has 14,698 stars, 1,156 forks, 95 open issues and last shipped 6 days ago. Concat leads on adoption by 1% (14,857 vs 14,698 stars). Concat is written in Rust under AGPL-3.0; palmier-pro is written in Swift under GPL-3.0. Concat has attracted 12% as many forks as stars, palmier-pro 8%. Concat 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 | palmier-pro | |
|---|---|---|
| GitHub stars | ★ 15K | ★ 15K |
| License | AGPL-3.0 | GPL-3.0 |
| Written in | Rust | Swift |
| Last push | 2026-11-05 | 2026-11-02 |
| Forks | ⑂ 1.8K | ⑂ 1.2K |
| 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 palmier-pro if
- You want the palmier-pro feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches Swift
- You evaluated both and palmier-pro 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 palmier-pro
[!IMPORTANT] Palmier Pro releases through v0.7.6, and source code through last gpl source , were published under GPLv3. Later binary releases are proprietary, and their corresponding source is not published. This repository preserves the historical source and hosts current binary releases and update metadata. Palmier Pro The video editor built for AI. Requires macOS 26 (Tahoe) on Apple Silicon English · Español · 简体中文 · 繁體中文 · 日本語 · 한국어 · Tiếng Việt · हिन्दी · বাংলা · العربية · Italiano · Português (Brasil) · Français · Русский · Türkçe Palmier Pro is a macOS video editor with built in AI generation and MCP…
read the full palmier-pro overview →
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Frequently asked questions
Is Concat or palmier-pro more popular?
Concat has 14,857 GitHub stars and palmier-pro has 14,698. Concat has the larger community by that measure.
Are Concat and palmier-pro free?
Both are open source. Concat is licensed under AGPL-3.0 and palmier-pro under GPL-3.0. Neither carries a licence fee.
What is the difference between Concat and palmier-pro?
Concat is written in Rust and palmier-pro in Swift. 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 palmier-pro?
Choose Concat if you want the larger community (14,857 stars) or its AGPL-3.0 licence terms. Choose palmier-pro if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.