Concat
A free, open-source desktop video editing application built with Rust, Slint, and GPU shaders. Positioned as a lightweight open-source alternative to CapCut, it supports local workflows with no watermarks and no subscription requirements.
Timeline (last 90 days)
Concat is positioned as an open-source alternative to CapCut, a free video editor that requires no account, adds no watermark, uploads nothing to the cloud, and performs all processing on a local native Rust engine.
Concat exposes JSON RPC, gRPC, and MCP APIs for automation, supporting direct invocation by AI Agents.
The beta version of Concat has accumulated nearly 10,000 downloads on GitHub.
The Concat project was developed using Claude's Max subscription.
Concat is continuously maintained with the assistance of Claude and a small number of open-source contributors.
A developer used Claude to build an open-source video editing application called Concat as an alternative to CapCut.
Concat is completely free and open-source, hosted at the jub0t/Concat repository on GitHub.
According to the author, real users have already begun abandoning CapCut in favor of Concat.
Concat's technology stack includes Rust, Slint, and GPU shaders.
The Concat project has only been underway for approximately three weeks since its launch.
All Facts (7)
Concat exposes JSON RPC, gRPC, and MCP APIs for automation, supporting direct invocation by AI Agents.
50%UnverifiedConcat is positioned as an open-source alternative to CapCut, a free video editor that requires no account, adds no watermark, uploads nothing to the cloud, and performs all processing on a local native Rust engine.
50%UnverifiedConcat is continuously maintained with the assistance of Claude and a small number of open-source contributors.
50%UnverifiedConcat is completely free and open-source, hosted at the jub0t/Concat repository on GitHub.
50%UnverifiedConcat's technology stack includes Rust, Slint, and GPU shaders.
50%UnverifiedThe Concat project was developed using Claude's Max subscription.
50%UnverifiedA developer used Claude to build an open-source video editing application called Concat as an alternative to CapCut.
50%