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Open sourcePython · ≈35k stars · Apache-2.0

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ChatDev

A virtual software company powered by multi-agent chat.

OpenBMB/ChatDev

Maintained by OpenBMB

Coding AgentsOrchestration & Frameworks

ChatDev simulates a software company — CEO, CTO, engineers chatting in phases — to produce whole programs. An early, much-cited multi-agent software experiment.

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Pros & cons

Each point cites its sources and says what kind of evidence backs it. A second reviewer tried to refute every claim before it was kept.

Pros

  • DocsChatDev 2.0 (DevAll) is a zero-code platform where multi-agent systems are defined by configuration.[1]
  • DocsStrong research lineage from OpenBMB (virtual software company, MacNet DAG collaboration), widely cited.[1][2]
  • MetadataApache-2.0, about 34.6k stars, a small open-issue count (about 55).[1]

Cons

  • Docs2.0 was a rewrite; the classic 'virtual software company' moved to a legacy chatdev1.0 branch, which splits docs and examples.[1]
  • MetadataSlow release cadence: the last tagged release (v2.2.0) dates from March 2026.[1]
  • User reportsSetup and integration bugs: Docker fails with 'vite: not found', and non-streaming calls fail on long turns against Anthropic-backed endpoints.[1][2]
Best for
Researchers and tinkerers exploring configurable multi-agent collaboration topologies.
Watch out for
Make sure you're reading the 2.0 docs and not 1.0 material, and don't expect production-grade code generation.

Assessed Oct 29, 2026 · adversarially reviewedSuggest a correction

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Connections

Relations from the Harness Hub knowledge graph, as charted in the State of Harness reports.

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  • OpenBMBOrganisation

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