Registry › Compare › Crawl4AI vs DeerFlow

Crawl4AI vs DeerFlow

Both are Grade B and 4.1 points apart, so choose on what you weigh most. Crawl4AI leads on adoption and rests on broader evidence; DeerFlow leads on supply-chain integrity and transparency.

B Crawl4AI 71.3

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. Join our Discord https://discord.gg/VuxzM8mtf

unclecode/crawl4ai · #339 overall · #7 Research & Data · coverage A (4/5)

Choose Crawl4AI if adoption matters most.

+7.5Adoption: 86.8k GitHub stars against 84.9k
A vs CEvidence coverage: 4 of 5 independent signal types, against 2

B DeerFlow 67.2

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.

bytedance/deer-flow · #443 overall · #8 Research & Data · coverage C (2/5)

Choose DeerFlow if supply-chain integrity and transparency matter most.

+5.6Safety / Integrity: 100% of recent commits signed, against 28%
+1.3Transparency: OSSF Scorecard 6.5 against 4.9
+0.6Maintenance

Where they differ

7.5

Safety / IntegrityDeerFlow +5.6

13.1

12.7

TransparencyDeerFlow +1.3

14.0

19.3

MaintenanceDeerFlow +0.6

19.9

19.3

AdoptionCrawl4AI +7.5

11.8

+1.7

Runtime calibrationCrawl4AI +4.1

-2.4

1 dimension identical: Identity 10.8 · Full evidence table

An independent, evidence-based trust comparison of Crawl4AI and DeerFlow, two Research & Data projects in the HVTracker registry. Scores come from public, checkable signals — supply-chain provenance, OSSF Scorecard, maintenance, and adoption — not popularity.

Full evidence

Signal	Crawl4AIunclecode/crawl4ai	DeerFlowbytedance/deer-flow
HVTrust score	71.3	67.2
Evidence grade	B	B
Coverage grade	A	C
Overall rank	#339	#443
Rank in Research & Data	#7	#8
GitHub stars	86.8k	84.9k
Last updated	1d ago	1d ago
Build provenance	No	No
OSSF Scorecard	4.9 / 10	6.5 / 10
License	Apache-2.0	MIT
Downloads	358k/wk	—
Trust dimensions (points earned)
Safety / integrity / 25	7.5	13.1
Identity & provenance / 18	10.8	10.8
Transparency / 17	12.7	14.0
Maintenance / 20	19.3	19.9
Adoption / 20	19.3	11.8
Runtime capability surface (full matrix)
MCP server	—	Implemented
External providers	1 — OpenAI	6 — E2B, OpenAI, OpenRouter, …
Requires API keys	Yes	Yes
Plugin surface	marketplace	extensions
Provenance drift	Match	—

Open in the live compare tool → Crawl4AI profile DeerFlow profile More Research & Data →

How to read this: HVTrust (0–100) weighs supply-chain signals (provenance, OSSF Scorecard, signed commits, open license) alongside real-world adoption, scaled by an evidence-confidence factor. Grade bands: A ≥ 80, B ≥ 65, C ≥ 50, D < 50. Signals refresh daily. Full methodology v4.4 →