Best open-source alternatives to Adobe Premiere Pro

OpenCut is an open source video editor project aimed at creators who want a single codebase targeting web, desktop, and mobile environments. The README indicates that the current repository is in the middle of a rewrite, with the classic version still available and the new version being developed separately. The project’s stated direction emphasizes extensibility and automation through an editor API, third-party plugins, an MCP server for AI agents, scripting support, and headless batch rendering. Development setup is based on the `proto` tool and `moon` workspace commands, suggesting a multi-package codebase with separate web, API, and desktop development targets.

OpenReel Video is a browser-based video editor aimed at users who want professional editing capabilities without installing desktop software or uploading media to a cloud service. It presents itself as an open source alternative to CapCut and emphasizes privacy, local processing, and a fully client-side workflow. The project includes a broad editing toolkit: multi-track timelines, transitions, color grading, text and subtitle tools, audio effects, screen recording, and a range of export formats. It is built with React, TypeScript, WebCodecs, WebGPU, and IndexedDB, and can be run locally for development or used directly from its live site. Its audience appears to be creators and developers who want a modern web-based editor with GPU-accelerated performance and no subscription model.

Omniclip is a browser-based video editing application aimed at users who want a privacy-focused editing workflow without depending on hosted services. It runs entirely in the browser, requires no accounts, and keeps project data on the user's device instead of uploading files to the cloud. The project is positioned as an open-source editor with a modern web-technology stack, including browser APIs such as WebCodecs for high-performance rendering. It supports common editing tasks like trimming, splitting, timeline-based editing, effects, transitions, and multi-resolution export, and it can also be embedded as components into other web projects. The README also notes collaboration support via WebRTC and indicates that additional tooling is planned for future development.

FableCut is a browser-based video editor designed around a JSON project file rather than a hidden internal state. It targets both human editors and AI agents, letting clips, effects, transitions, and other timeline data be edited directly in the UI, by writing JSON, or through MCP and REST interfaces. The project emphasizes collaborative, concurrent editing on the same timeline, with revision checks to prevent silent overwrites. The editor includes a substantial feature set for timeline editing, visual styling, motion, text animation, SVG overlays, and export. It also ships with tooling for reference-video analysis, which can extract shot boundaries, beats, BPM, energy cues, and music tracks so a user or agent can recreate an edit with their own media. The project is self-hosted and runs locally in a browser with a Node server, making it suitable for creators who want a controllable, scriptable editing workflow.

Assemble audio and video files directly in your browser (documentation in French).

Cut audio and video files using FFMPEG.wasm (documentation in French).