head to head · open source
Concat vs EAC-design-world
Concat has 17,649 GitHub stars, 2,176 forks, 44 open issues and last shipped today. EAC-design-world has 1,509 stars, 39 forks, 10 open issues and last shipped 7 days ago. Concat leads on adoption by 1,070% (17,649 vs 1,509 stars). Concat is written in Rust under AGPL-3.0; EAC-design-world is written in JavaScript under AGPL-3.0. Concat has attracted 12% as many forks as stars, EAC-design-world 3%. Concat was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (ffmpeg), 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 | EAC-design-world | |
|---|---|---|
| GitHub stars | ★ 18K | ★ 1.5K |
| License | AGPL-3.0 | AGPL-3.0 |
| Written in | Rust | JavaScript |
| Last push | 2026-11-15 | 2026-11-08 |
| Forks | ⑂ 2.2K | ⑂ 39 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Concat if
- You weight community size — 18K 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 EAC-design-world if
- You want the EAC-design-world feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches JavaScript
- You evaluated both and EAC-design-world 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 EAC-design-world
EAC design world 让创作，自成世界。 DeepSeek Harness 的本地视频制作与设计工作室 下载发布包 · 快速开始 · 功能一览 · 设计与架构 · 问题反馈 把模板、素材、剪辑和设计工程连在一起，让 AI 与你共同完成一件可预览、可修订、可导出的作品。 EAC design world 为 DeepSeek Harness 提供原生创作模式、模板选择和右侧作品画布，同时拥有可独立运行的本地工作台。视频录制、配音、配乐、字幕、编码与检查产生真实文件；网站、幻灯片、SVG 和文档保留源文件及版本历史。 当前版本为 v0.6.1 开发预览版 。本版修正时间线拖拽的素材入点累积、越界与拖拽后滚动等缺陷，并沿用 0.6.0 的参数化调色、变速运镜、网络素材与人工续剪工程导出，详见 发布说明。保留 150 个 Shotcraft 镜头、设计库、签名更新与回滚、草稿恢复和隔离预览。独立 MCP 入口支持 macOS 与 Windows，自动发现 Chrome / Edge；旁白支持 macOS say、Windows SAPI 和本地 GPT SoVITS 曼波中文音色，桌面录制支持 Windows gdigrab 与 macOS avfoundation。模板数量代表可检索内容，不代表每个模板均可离线直接渲染。 以下两条宣传片均为 deepseek harness + EAC design world…
read the full EAC-design-world overview →
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Frequently asked questions
Is Concat or EAC-design-world more popular?
Concat has 17,649 GitHub stars and EAC-design-world has 1,509. Concat has the larger community by that measure.
Are Concat and EAC-design-world free?
Both are open source. Concat is licensed under AGPL-3.0 and EAC-design-world under AGPL-3.0. Neither carries a licence fee.
What is the difference between Concat and EAC-design-world?
Concat is written in Rust and EAC-design-world 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 EAC-design-world?
Choose Concat if you want the larger community (17,649 stars) or its AGPL-3.0 licence terms. Choose EAC-design-world if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.