# OpenMontage

> An open source video production system orchestrated by a coding agent

- Category: Image, video & voice (`media-ai`)
- Tags: `free`, `open-source`
- Official: https://github.com/calesthio/OpenMontage
- Wunderlust: https://wunderlust.xyz/r/openmontage
- Image: https://wunderlust.xyz/media/openmontage-poster.jpg
- Video preview: https://wunderlust.xyz/media/openmontage.webm
- Added: 2026-11-05

## What it is

An agentic video production system that runs inside assistants such as Claude Code, Cursor and Codex, covering research, scripting, asset generation, editing and rendering.

## What it’s for

Use it to produce explainers, trailers, screen demos or podcast repurposing with an agent running the pipeline.

## Benefits

- Several ready pipelines: animated explainer, trailer, talking head, screen demo, localization
- Free paths with Piper, FFmpeg, Remotion or HyperFrames, and free stock-footage libraries
- Human approval checkpoints, budget control with a spending cap, and post-render checks

## Caveats

- AGPL-3.0 license; the software is free, but paid provider APIs are optional (the page cites roughly US$ 0.15 to US$ 3 per video)
- According to the author, it is the first open source agentic video production system

## Similar on Wunderlust

- [OpenCut](https://wunderlust.xyz/r/opencut.md): Privacy-focused open source video editor, available in the browser and on GitHub
- [LongCat Video](https://wunderlust.xyz/r/longcat-video.md): Meituan's video model for text, image and continuation, with an avatar variant
- [Pocket TTS](https://wunderlust.xyz/r/pocket-tts.md): Kyutai's voice model that synthesizes and clones voice on CPU
- [VoiceStudio](https://wunderlust.xyz/r/voicestudio.md): Voice, cloning, transcription and dubbing
- [ComfyUI](https://wunderlust.xyz/r/comfyui.md): An open source node interface for building image, video and audio generation flows
- [HyperEdit](https://wunderlust.xyz/r/hyperedit.md): A video editor with FFmpeg, Remotion and agents, tied to media in Obsidian