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Project comparison
Aci vs Deer Flow
Compare adoption, momentum, maintenance health, and project basics before choosing which tool to evaluate deeper.
Aci
ACI.dev is the open source tool-calling platform that hooks up 600+ tools into any agentic IDE or custom AI agent through direct function calling or a unified MCP server. The birthplace of VibeOps.
Best matched with other agent tools.
4.9K
Stars
+16
Weekly
38/100
Health
Deer Flow
An open-source long-horizon SuperAgent harness that researches, codes, and creates. With the help of sandboxes, memories, tools, skill, subagents and message gateway, it handles different levels of tasks that could take minutes to hours.
Best matched with other agent tools.
77.6K
Stars
+10.7K
Weekly
90/100
Health
Quick Take
Adoption
Deer Flow has the larger GitHub footprint with 77.6K stars.
Momentum
Deer Flow is currently growing faster at +10.7K stars this week.
Maintenance
Deer Flow has the stronger automated maintenance signal at 90/100. This is not a security or fit verdict.
Side-by-side evidence
Use these signals to narrow your choice, then confirm setup, license, and fit upstream.
| Signal | Aci | Deer Flow |
|---|---|---|
| Evidence status | Basic listing· 2026-10-04 09:15 UTC | Basic listing· 2026-10-04 09:18 UTC |
| GitHub stars | 4.9K | 77.6K |
| Weekly growth | +16 | +10.7K |
| Health score | Caution38/100 | Strong90/100 |
| Contributors | 29 | 324 |
| Commits per week | 0.0 | 60.8 |
| Open issues | 64 | 973 |
| Language | Python | Python |
| License | Apache-2.0 | MIT |
| Last commit | 2026-05-28 11:32 UTC | 2026-07-22 13:31 UTC |
| Last release | N/A | v2.0.0 |
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