head to head · open source
changedetection.io vs crawlab
changedetection.io has 35,461 GitHub stars, 2,194 forks, 385 open issues and last shipped yesterday. crawlab has 12,290 stars, 1,884 forks, 166 open issues and last shipped 9 months ago. changedetection.io leads on adoption by 189% (35,461 vs 12,290 stars). changedetection.io is written in Python under Apache-2.0; crawlab is written in Go under BSD-3-Clause. changedetection.io has attracted 6% as many forks as stars, crawlab 15%. changedetection.io was the more recently maintained of the two, and both are self-hostable with no licence fee.
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
| changedetection.io | crawlab | |
|---|---|---|
| GitHub stars | ★ 35K | ★ 12K |
| License | Apache-2.0 | BSD-3-Clause |
| Written in | Python | Go |
| Last push | 2026-11-02 | 2026-02-10 |
| Forks | ⑂ 2.2K | ⑂ 1.9K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick changedetection.io if
- You weight community size — 35K 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 crawlab if
- You want the crawlab feature set and don't need the biggest community
- You prefer the BSD-3-Clause license terms
- Your stack matches Go
- You evaluated both and crawlab fits your workflow better
About changedetection.io
Detect Website Changes Automatically — Monitor Web Page Changes in Real Time Monitor websites for updates — get notified via Discord, Email, Slack, Telegram, Webhook and many more. Detect web page content changes and get instant alerts. Ideal for monitoring price changes, content edits, conditional changes and more. [![Release Version][release shield]][release link] [![Docker Pulls][docker pulls]][docker link] [![License][license shield]](LICENSE.md) Get started with website page change monitoring straight away. Don't have time? Try our $8.99/month subscription, use our proxies and support! , half the price of…
read the full changedetection.io overview →
About crawlab
Crawlab 中文 English Installation Run Screenshot Architecture Integration Compare Community & Sponsorship CHANGELOG Disclaimer Golang based distributed web crawler management platform, supporting various languages including Python, NodeJS, Go, Java, PHP and various web crawler frameworks including Scrapy, Puppeteer, Selenium. Demo Documentation Installation You can follow the installation guide. Quick Start Please open the command line prompt and execute the command below. Make sure you have installed docker compose in advance. Next, you can look into the docker compose.yml (with detailed config params) and the…
read the full crawlab overview →
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Frequently asked questions
Is changedetection.io or crawlab more popular?
changedetection.io has 35,461 GitHub stars and crawlab has 12,290. changedetection.io has the larger community by that measure.
Are changedetection.io and crawlab free?
Both are open source. changedetection.io is licensed under Apache-2.0 and crawlab under BSD-3-Clause. Neither carries a licence fee.
What is the difference between changedetection.io and crawlab?
changedetection.io is written in Python and crawlab in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, changedetection.io or crawlab?
Choose changedetection.io if you want the larger community (35,461 stars) or its Apache-2.0 licence terms. Choose crawlab if its feature set, stack or BSD-3-Clause licence fits better. Both are self-hostable.