compare
Coze Studio vs Sim
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | Coze Studio | Sim |
|---|---|---|
| Language | TypeScript | TypeScript |
| Licence | Apache-2.0 | Apache-2.0 |
| Stars | 22k | 30k |
| Latest | v0.5.1 | v0.9.14 |
| Last push | 2026-07-29 | 2026-10-06 |
| Release cadence | about 73 days between releases | about 1 day between releases |
| Active contributors | 1 commit author on the default branch in the last 90 days | 7+ commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace Microsoft Copilot Studio. Alternatives to Microsoft Copilot Studio →
PartialCoze StudioA visual builder for agents and workflows, the open edition of Coze.
PartialSimA visual builder for agent workflows with many integrations, on your own server.
Coze Studio
- v0.5.12026-02-05V0.5.1
- v0.5.02025-10-29> cozedev/coze-studio-server:0.5.0
- v0.5.0-beta2025-10-21> cozedev/coze-studio-server:0.5.0.beta.5pre-release
- v0.3.02025-09-11> cozedev/coze-studio-server:0.3.16
- v0.3.0-beta.12025-08-29> cozedev/coze-studio-server:0.3.14.betapre-release
Sim
- v0.9.142026-10-05fix(mothership): preserve workflow identity in background confirmations (#8615)
- v0.9.132026-10-04feat(library): Slack AI Agent Security: Permissions, Data, and Audit Guide (#8600)
- v0.9.122026-10-03feat(forks): compare last synced source deployments (#8586)
- typescript-sdk-v0.2.12026-10-03TypeScript SDK v0.2.1
- python-sdk-v0.2.12026-10-03Python SDK v0.2.1
Coze Studio
✓ signed The latest release, v0.5.1, carries a signature GitHub verified.
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Sim
✓ signed The latest release, v0.9.14, carries a signature GitHub verified.
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