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AI Tools Scout

An open-source AI tools directory with clear use cases, visible source freshness, and maintenance evidence for anyone deciding what to try.

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Rankings use public ecosystem signals. Treat them as a starting point, then confirm license, setup, safety, and fit with the upstream project.
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Project comparison

Mastra vs Quivr

Compare adoption, momentum, maintenance health, and project basics before choosing which tool to evaluate deeper.

Mastra

Mastra is the modern TypeScript framework for AI-powered applications and agents.

Best matched with other interface tools.

26.4K
Stars
+2.7K
Weekly
92/100
Health
Quivr

Opiniated RAG for integrating GenAI in your apps 🧠 Focus on your product rather than the RAG. Easy integration in existing products with customisation! Any LLM: GPT4, Groq, Llama. Any Vectorstore: PGVector, Faiss. Any Files. Anyway you want.

Best matched with other interface tools.

39.6K
Stars
+79
Weekly
64/100
Health

Quick Take

Adoption

Quivr has the larger GitHub footprint with 39.6K stars.

Momentum

Mastra is currently growing faster at +2.7K stars this week.

Maintenance

Mastra has the stronger automated maintenance signal at 92/100. 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.

SignalMastraQuivr
Evidence statusBasic listing· 2026-10-04 09:17 UTCBasic listing· 2026-10-04 09:17 UTC
GitHub stars26.4K39.6K
Weekly growth+2.7K+79
Health scoreStrong92/100Healthy64/100
Contributors571119
Commits per week201.60.0
Open issues51234
LanguageTypeScriptPython
LicenseNOASSERTIONNOASSERTION
Last commit2026-07-22 17:00 UTC2026-08-31 18:02 UTC
Last release@mastra/core@1.51.0core-0.0.33

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