LongHorizon-Harness
Run AI agents on desktop apps and CLI for hours without losing state.
A free AI agent that drives your computer like you would.
Everfern is an open-source automation project by Everfern-AI (Everfern-AI/Everfern on GitHub). It has 92 GitHub stars and 12 forks, is released under the MIT license, and was last updated on GitHub on 22 September 2026.
Download the source and enter the folder.
Pull the Node packages it needs.
Configure a local or API model per the README.
Describe the job and watch it drive your apps.
Drives any app like a human would.
Local-first, not a cloud service.
Code, analysis, and app workflows.
Use your own models for privacy.
MIT licensed with no seat fees.
Hackable modern codebase.
Download the source and move into the project folder.
git clone https://github.com/Everfern-AI/Everfern.git
cd EverfernPull the Node packages it needs.
npm installStart the agent after configuring a model.
npm startIt is an open-source project at Everfern-AI/Everfern with 12 forks.
Yes. It is MIT licensed.
No. It runs entirely on your machine with local or API models.
Any app โ it drives the computer the way you would.
It is free, open-source, and local-first with no per-task fees.
Run AI agents on desktop apps and CLI for hours without losing state.
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