head to head · open source
Crawl4AI vs scylla
Crawl4AI has 86,783 GitHub stars, 9,043 forks, 188 open issues and last shipped yesterday. scylla has 4,022 stars, 469 forks, 48 open issues and last shipped today. Crawl4AI leads on adoption by 2,058% (86,783 vs 4,022 stars). Crawl4AI is written in Python under Apache-2.0; scylla is written in Python under Apache-2.0. Crawl4AI has attracted 10% as many forks as stars, scylla 12%. scylla was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (crawler, python), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Crawl4AI | scylla | |
|---|---|---|
| GitHub stars | ★ 87K | ★ 4.0K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Python | Python |
| Last push | 2026-11-02 | 2026-11-03 |
| Forks | ⑂ 9.0K | ⑂ 469 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Crawl4AI if
- You weight community size — 87K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick scylla if
- You want the scylla feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and scylla fits your workflow better
About Crawl4AI
🚀🤖 Crawl4AI: Open source LLM Friendly Web Crawler & Scraper. 🚀 Crawl4AI Cloud API — Closed Beta (Launching Soon) Reliable, large scale web extraction, now built to be drastically more cost effective than any of the existing solutions. 👉 Apply here for early access We’ll be onboarding in phases and working closely with early users. Limited slots. Crawl4AI turns the web into clean, LLM ready Markdown for RAG, agents, and data pipelines. Fast, controllable, battle tested by a 50k+ star community. ✨ Check out latest update v0.9.3 ✨ New in v0.9.3 : Security release. Closes five coordinated disclosure advisories…
read the full Crawl4AI overview →
About scylla
Scylla An intelligent proxy pool for humanities, to extract content from the internet and build your own Large Language Models in this new AI era. Key features: Automatic proxy ip crawling and validation Easy to use JSON API Simple but beautiful web based user interface (eg. geographical distribution of proxies) Get started with only 1 command minimally Simple HTTP Forward proxy server [Scrapy] and [requests] integration with only 1 line of code minimally Headless browser crawling Get started =========== Installation Install with Docker (highly recommended) Install directly via pip Install from source Usage This…
read the full scylla overview →
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Frequently asked questions
Is Crawl4AI or scylla more popular?
Crawl4AI has 86,783 GitHub stars and scylla has 4,022. Crawl4AI has the larger community by that measure.
Are Crawl4AI and scylla free?
Both are open source. Crawl4AI is licensed under Apache-2.0 and scylla under Apache-2.0. Neither carries a licence fee.
What is the difference between Crawl4AI and scylla?
Crawl4AI is written in Python and scylla in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Crawl4AI or scylla?
Choose Crawl4AI if you want the larger community (86,783 stars) or its Apache-2.0 licence terms. Choose scylla if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.