head to head · open source
changedetection.io vs cariddi
changedetection.io has 34,312 GitHub stars, 2,064 forks, 385 open issues and last shipped today. cariddi has 3,772 stars, 344 forks, 14 open issues and last shipped 11 days ago. changedetection.io leads on adoption by 810% (34,312 vs 3,772 stars). changedetection.io is written in Python under Apache-2.0; cariddi is written in Go under GPL-3.0. changedetection.io has attracted 6% as many forks as stars, cariddi 9%. 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 | cariddi | |
|---|---|---|
| GitHub stars | ★ 34K | ★ 3.8K |
| License | Apache-2.0 | GPL-3.0 |
| Written in | Python | Go |
| Last push | 2026-09-18 | 2026-09-07 |
| Forks | ⑂ 2.1K | ⑂ 344 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick changedetection.io if
- You weight community size — 34K 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 cariddi if
- You want the cariddi feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches Go
- You evaluated both and cariddi fits your workflow better
About changedetection.io
changedetection.io is an open source website change detection and web page monitoring tool written in Python and released under the Apache 2.0 license. It watches URLs, detects when their content changes, and sends alerts through channels such as Discord, Email, Slack, Telegram, and Webhook. The project lives in the Data & Analytics / Data Extraction & Web Scraping ecosystem, carries more than 34,000 stars and 2,000 forks on GitHub, and has been developed for roughly six years. It is designed to be self hosted, and the same codebase also backs a hosted subscription service offered by the maintainers.…
read the full changedetection.io overview →
About cariddi
Take a list of domains, crawl urls and scan for endpoints, secrets, api keys, file extensions, tokens and more Coded with 💙 by edoardottt Share on Twitter! Install • Usage • Get Started • Changelog • Contributing • License Installation 📡 Homebrew Snap Golang Pacman NixOS Building from source You need Go ( =1.24.0) Building from source for Linux and Windows Linux One liner: git clone && cd cariddi && go get ./... && make linux Windows Note that the executable works only in cariddi folder. Usage 💡 If you want to scan only a single target you can use With multiple targets you can use a file instead, e.g. urls.txt…
read the full cariddi overview →
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Frequently asked questions
Is changedetection.io or cariddi more popular?
changedetection.io has 34,312 GitHub stars and cariddi has 3,772. changedetection.io has the larger community by that measure.
Are changedetection.io and cariddi free?
Both are open source. changedetection.io is licensed under Apache-2.0 and cariddi under GPL-3.0. Neither carries a licence fee.
What is the difference between changedetection.io and cariddi?
changedetection.io is written in Python and cariddi 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 cariddi?
Choose changedetection.io if you want the larger community (34,312 stars) or its Apache-2.0 licence terms. Choose cariddi if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.