simstudioai/sim
Sim is the collaborative workspace to build, deploy, and monitor AI agents and workflows. Used by 100,000+ builders.
- Stars
- 30k
- Forks
- 3.9k
- Open issues
- 127
- Last push
- today
About sim
sim is a free, open-source AI agent tool by simstudioai, written mainly in TypeScript. Sim is the collaborative workspace to build, deploy, and monitor AI agents and workflows. Used by 100,000+ builders. It has 30k GitHub stars and 3.9k forks, and was last updated today. It's released under the Apache-2.0 license, a standard open-source license. According to its README, it works on macOS.
- License
- Apache-2.0
- Language
- TypeScript
- Stars
- 29,867
- Last update
- today
- Runs on Mac
- Yes (per README)
- GPU
- Not stated
- Paid API key
- Not required
- Self-hostable
- Not stated
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sim FAQ
Is sim free?
Yes. sim is open source and free to use. It's released under the Apache-2.0 license, a standard open-source license.
Does sim run on a Mac?
Yes. According to its README, sim works on macOS.
Does sim need a GPU?
Its README doesn't state hardware needs. AI models generally run much faster with a GPU.
Is sim still maintained?
Yes. It was last updated today and has 127 open issues on GitHub.
What are alternatives to sim?
Similar free, open-source tools include hermes-agent, n8n, claude-code-best-practice, paperclip.