head to head · open source
caddy vs algo
caddy has 78,660 GitHub stars, 5,232 forks, 286 open issues and last shipped yesterday. algo has 30,448 stars, 2,370 forks, 77 open issues and last shipped 6 days ago. caddy leads on adoption by 158% (78,660 vs 30,448 stars). caddy is written in Go under Apache-2.0; algo is written in Python under AGPL-3.0. caddy has attracted 7% as many forks as stars, algo 8%. caddy 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
| caddy | algo | |
|---|---|---|
| GitHub stars | ★ 79K | ★ 30K |
| License | Apache-2.0 | AGPL-3.0 |
| Written in | Go | Python |
| Last push | 2026-11-02 | 2026-10-28 |
| Forks | ⑂ 5.2K | ⑂ 2.4K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick caddy if
- You weight community size — 79K 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 algo if
- You want the algo feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Python
- You evaluated both and algo fits your workflow better
About caddy
a project Every site on HTTPS Caddy is an extensible server platform that uses TLS by default. Releases · Documentation · Get Help Powered by Special thanks to: Warp, built for coding with multiple AI agents Available for MacOS, Linux, & Windows Menu Features Install Build from source For development With version information and/or plugins Quick start Overview Full documentation Getting help About Features Easy configuration with the Caddyfile Powerful configuration with its native JSON config Dynamic configuration with the JSON API Config adapters if you don't like JSON Automatic HTTPS by default ZeroSSL and…
read the full caddy overview →
About algo
Algo VPN Algo VPN is a set of Ansible scripts that simplify the setup of a personal WireGuard and IPsec VPN. It uses the most secure defaults available and works with common cloud providers. See our release announcement for more information. Features Supports only IKEv2 with strong crypto (AES GCM, SHA2, and P 256) for iOS, MacOS, and Linux Supports WireGuard for all of the above, in addition to Android and Windows 11 Generates .conf files and QR codes for iOS, macOS, Android, and Windows WireGuard clients Generates Apple profiles to auto configure iOS and macOS devices for IPsec no client software required…
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Frequently asked questions
Is caddy or algo more popular?
caddy has 78,660 GitHub stars and algo has 30,448. caddy has the larger community by that measure.
Are caddy and algo free?
Both are open source. caddy is licensed under Apache-2.0 and algo under AGPL-3.0. Neither carries a licence fee.
What is the difference between caddy and algo?
caddy is written in Go and algo 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, caddy or algo?
Choose caddy if you want the larger community (78,660 stars) or its Apache-2.0 licence terms. Choose algo if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.