head to head · open source
Kestra vs donutbrowser
Kestra has 28,148 GitHub stars, 2,999 forks, 713 open issues and last shipped yesterday. donutbrowser has 3,855 stars, 411 forks, 28 open issues and last shipped 6 days ago. Kestra leads on adoption by 630% (28,148 vs 3,855 stars). Kestra is written in Java under Apache-2.0; donutbrowser is written in Rust under AGPL-3.0. Kestra has attracted 11% as many forks as stars, donutbrowser 11%. Kestra 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
| Kestra | donutbrowser | |
|---|---|---|
| GitHub stars | ★ 28K | ★ 3.9K |
| License | Apache-2.0 | AGPL-3.0 |
| Written in | Java | Rust |
| Last push | 2026-09-17 | 2026-09-12 |
| Forks | ⑂ 3.0K | ⑂ 411 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Kestra if
- You weight community size — 28K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Java
- You value the larger contributor base for long-term maintenance
pick donutbrowser if
- You want the donutbrowser feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Rust
- You evaluated both and donutbrowser fits your workflow better
About Kestra
Kestra is an open source, event driven orchestration platform for data, AI, and infrastructure workflows. It operates in the Java based ecosystem and is licensed under Apache 2.0. The project provides a unified interface for both scheduled and real time automation, supporting declarative workflow definitions in YAML while also offering visual and AI assisted authoring.
read the full Kestra overview →
About donutbrowser
Donut Browser Open Source Anti Detect Browser donutbrowser.com Features Unlimited browser profiles: each fully isolated with its own fingerprint, cookies, extensions, and data Anti detect Chromium engine: powered by Wayfern, a privacy focused Chromium fork whose fingerprint spoofing is not detected by Cloudflare, reCaptcha v3, or other browser fingerprinting and anti bot services DNS AdBlocker: block ads, trackers, and other unwanted content with per profile DNS blocking Proxy support: HTTP, HTTPS, SOCKS4, SOCKS5 per profile, with dynamic proxy URLs VPN support: WireGuard configs per profile Local API & MCP: REST…
read the full donutbrowser overview →
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Frequently asked questions
Is Kestra or donutbrowser more popular?
Kestra has 28,148 GitHub stars and donutbrowser has 3,855. Kestra has the larger community by that measure.
Are Kestra and donutbrowser free?
Both are open source. Kestra is licensed under Apache-2.0 and donutbrowser under AGPL-3.0. Neither carries a licence fee.
What is the difference between Kestra and donutbrowser?
Kestra is written in Java and donutbrowser in Rust. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Kestra or donutbrowser?
Choose Kestra if you want the larger community (28,148 stars) or its Apache-2.0 licence terms. Choose donutbrowser if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.