Dev tools · alternatives · 2026

Caddy 2 is a web server software that automates HTTPS encryption and configuration. It is designed for developers and system administrators who need to quickly deploy web applications with minimal setup. The server… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Caddy 2 launched in 2020; newer entries below may have overtaken it.

1. 1
   Caddy-SSH▲280

   Caddy-SSH is a general-purpose, memory-safe SSH server built in Go

   2022 · caffeinatedwonders.com · its alternatives →

2. 2
   Caddy 2▲4

   Open source web server with automatic HTTPS written in Go

   2020 · caddyserver.com · its alternatives →

3. 3
   Caddy, a cross-platform HTTP/2 web server▲208

   Caddy is a powerful, enterprise-ready, open source web server with automatic HTTPS written in Go

   2015 · caddyserver.com · its alternatives →

4. 4
   Caddy v2.5.0▲269

   Fast and extensible multi-platform HTTP/1-2-3 web server with automatic HTTPS - Release v2.5.0 · caddyserver/caddy

   2022 · github.com · its alternatives →

5. 5DH
   Detecting HTTPS Interception▲8

   Caddy is a powerful, enterprise-ready, open source web server with automatic HTTPS written in Go

   2017 · caddyserver.com · its alternatives →

6. 6
   CertMagic – Caddy's automagic HTTPS features as a Go library▲33

   Automatic HTTPS for any Go program: fully-managed TLS certificate issuance and renewal - caddyserver/certmagic

   2018 · github.com · its alternatives →

7. 7
   CaddyGen▲7

   Caddy config generator

   2025 · caddygen.site · its alternatives →

8. 8
   lcl.host▲308

   Get HTTPS in your local dev environment

   2024 · lcl.host · its alternatives →

9. 9
   Crawly▲234

   Uptime, performance, SSL certificate and asset monitoring.

   2018 · its alternatives →

10. 10
    FrankenPHP, an app server for PHP written in Go▲368

    FrankenPHP is a new app server for PHP apps (built on top of Caddy) and a library to embed the PHP interpreter in Go web servers.

    2022 · frankenphp.dev · its alternatives →

11. 11
    Golang DNS server, including DNSSEC and DNS-over-TLS▲283

    Recursive and authoritative DNS server in go, including DNSSEC and DNS-over-TLS - tenta-browser/tenta-dns

    2017 · github.com · its alternatives →

12. 12SD
    SSL Decoder – An open-source alternative for the SSL Labs server test▲160

    2015 · tls.so · its alternatives →

13. 13
    Easy-to-configure Web Server in Go▲106

    2013 · github.com · its alternatives →

14. 14
    Open-source API Key server written in Go by Ory▲35

    Web-scale and security-hardened API key server for users, services, machine to machine, and AI agents. Token derivation brings fine-grained capability tokens to avoid common API key pitfalls. Apache2 open source for indie deployments, commercial for scalable and HA. - ory/talos

    Jun 2026 · github.com · its alternatives →

15. 15
    Pinggy▲282

    Public URLs for localhost without downloading any binary

    2024 · pinggy.io · its alternatives →

16. 16
    I made an SSH tunnel manager to learn Go▲213

    The `boring` SSH tunnel manager. Contribute to alebeck/boring development by creating an account on GitHub.

    2024 · github.com · its alternatives →

17. 17
    A HTTP2 web server with auto SSL certificate, Zero-Configuration▲16

    A HTTP3 web server for reverse proxy and single page application, automatically apply for ssl certificate, Zero-Configuration. - txthinking/nico

    2020 · github.com · its alternatives →

18. 18
    Lego – A Let's Encrypt Library and CLI in Go▲93

    Let's Encrypt/ACME client and library written in Go - go-acme/lego

    2015 · github.com · its alternatives →

19. 19
    Tabserve.dev. HTTPS proxy using Web Workers and a Cloudflare Worker▲117

    Tabserve gives you a https url for localhost using only the browser (tabserve.dev). Take a look: https://tabserve.dev

    2023 · tabserve.dev · its alternatives →

20. 20
    Socketify.py: Http/Https and WebSockets servers for PyPy3 and Python3▲194

    Bringing Http/Https and WebSockets High Performance servers for PyPy3 and Python3 - cirospaciari/socketify.py

    2023 · github.com · its alternatives →

21. 21LS
    log-shuttle – log delivery over HTTPs written in Go▲71

    2013 · log-shuttle.io · its alternatives →

22. 22HO
    Hydra – Open-Source OAuth2 Server▲190

    Ory Hydra is the open-source, OpenID Certified® OAuth 2.0 server and OpenID Connect provider. Cloud-native, API-first, and built for scale.

    2019 · gethydra.sh · its alternatives →

23. 23CS
    CMS Server written in Go (alpha)▲61

    2013 · bytengine.com · its alternatives →

24. 24GS
    GoPee – Simple, Self-Hosted Web Proxy in Go▲70

    2015 · gopee.herokuapp.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →