head to head · open source
colly vs geziyor
colly has 25,527 GitHub stars, 1,862 forks, 195 open issues and last shipped 4 days ago. geziyor has 2,778 stars, 155 forks, 31 open issues and last shipped 3 months ago. colly leads on adoption by 819% (25,527 vs 2,778 stars). colly is written in Go under Apache-2.0; geziyor is written in Go under MPL-2.0. colly has attracted 7% as many forks as stars, geziyor 6%. colly was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 5 topic tags (crawler, go, scraper, scraping), 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
| colly | geziyor | |
|---|---|---|
| GitHub stars | ★ 26K | ★ 2.8K |
| License | Apache-2.0 | MPL-2.0 |
| Written in | Go | Go |
| Last push | 2026-09-16 | 2026-07-02 |
| Forks | ⑂ 1.9K | ⑂ 155 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick colly if
- You weight community size — 26K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick geziyor if
- You want the geziyor feature set and don't need the biggest community
- You prefer the MPL-2.0 license terms
- Your stack matches Go
- You evaluated both and geziyor fits your workflow better
About colly
Colly is an open source scraping and crawling framework written in Go, distributed under the Apache 2.0 license. It lives in the Go ecosystem and is consumed as a library rather than a standalone application: the README describes it as providing a clean interface for writing any kind of crawler, scraper, or spider, and the project's own topics list it as a crawler, crawling framework, scraper, scraping tool, and spider. The repository has been public for roughly nine years, carries 25,516 stars and 1,862 forks, and its most recent push was on 2 September 2026. Documentation and examples are hosted at go colly.org…
read the full colly overview →
About geziyor
Geziyor is an open source web crawling and scraping framework written in Go, intended for Go developers and data engineers who need to extract structured data from websites at high throughput, including pages that require JavaScript rendering.
read the full geziyor overview →
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Frequently asked questions
Is colly or geziyor more popular?
colly has 25,527 GitHub stars and geziyor has 2,778. colly has the larger community by that measure.
Are colly and geziyor free?
Both are open source. colly is licensed under Apache-2.0 and geziyor under MPL-2.0. Neither carries a licence fee.
What is the difference between colly and geziyor?
colly is written in Go and geziyor 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, colly or geziyor?
Choose colly if you want the larger community (25,527 stars) or its Apache-2.0 licence terms. Choose geziyor if its feature set, stack or MPL-2.0 licence fits better. Both are self-hostable.