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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

Siyuan vs crawl4ai

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

Siyuan

A privacy-first, self-hosted, fully open source personal knowledge management software, written in typescript and golang.

Best matched with other agent tools.

45.4K
Stars
+102
Weekly
71/100
Health
crawl4ai

Open-source web crawler and scraper for LLMs and AI agents: any website into clean, LLM-ready Markdown. Run it yourself, or use Crawl4AI Cloud with one key.

Best matched with other agent tools.

84.7K
Stars
0
Weekly
66/100
Health

Quick Take

Adoption

crawl4ai has the larger GitHub footprint with 84.7K stars.

Momentum

Siyuan is currently growing faster at +102 stars this week.

Maintenance

Siyuan has the stronger automated maintenance signal at 71/100. 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.

SignalSiyuancrawl4ai
Evidence statusBasic listing· 2026-10-04 09:18 UTCVerified snapshot· 2026-10-04 09:19 UTC
GitHub stars45.4K84.7K
Weekly growth+1020
Health scoreHealthy71/100Healthy66/100
Contributors11795
Commits per week204.610.6
Open issues229226
LanguageTypeScriptPython
LicenseAGPL-3.0Apache-2.0
Last commit2026-07-27 06:22 UTC2026-09-25 06:37 UTC
Last releasev3.7.3v0.9.4

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