Dev tools · alternatives · 2026

24 alternatives to Caddy, a cross-platform HTTP/2 web server

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

Caddy is an open source web server written in Go that automatically manages HTTPS certificates. It is designed for developers and enterprises that need to serve multiple domains at scale. The software features… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Caddy, a cross-platform HTTP/2 web server launched in 2015; newer entries below may have overtaken it.

1. 1C2
   Caddy 2▲778

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

   2020 · caddyserver.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-SSH▲280

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

   2022 · caffeinatedwonders.com · its alternatives →

4. 4
   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 →

5. 5
   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 →

6. 6DH
   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 →

7. 7
   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 →

8. 8
   lcl.host▲308

   Get HTTPS in your local dev environment

   2024 · lcl.host · its alternatives →

9. 9
   Kilo SSL▲126

   Automatic SSL management solution for SaaS providers

   2020 · docs.kilossl.com · its alternatives →

10. 10
    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 →

11. 11
    Kit.domains▲198

    Hello Hacker News community, We are excited to announce the launch of KIT.DOMAINS, our new tool designed to simplify the management and monitoring of domains. KIT DOMAINS is a convenient and reliable solution for tracking the status of your domains and SSL certificates. With KIT DOMAINS, you will receive timely notifications about expirations and emerging issues, ensuring your sites remain operational and secure. Key features: - Expiration Tracking: Monitor the expiration dates of your domains to prevent accidental lapses. - SSL Certificate Monitoring: Keep your SSL certificates up-to-date…

    2024 · kit.domains · its alternatives →

12. 12
    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 →

13. 13
    Kilo SSL Pro▲80

    Multi-Instance SSL certificate management system

    2021 · docs.kilossl.com · its alternatives →

14. 14
    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 →

15. 15
    Self-Hosted HTTPS Tunnel in 300 LoC with Go, Caddy, and Cloudflare▲10

    TL;DR: I built a lightweight, self-hosted HTTP tunnel that turns localhost into a public HTTPS URL. No paid plans, no secret black boxes. Just one Go binary, Caddy with wildcard TLS, and a $0/month Oracle Cloud VM. GitHub repo Why I Built It My development workflow lives mostly on a free Oracle Clou

    2025 · nexo.sh · its alternatives →

16. 16
    Routepath▲108

    Simple HTTPS, routing, and custom domains for your sites

    2020 · its alternatives →

17. 17
    SSLreminder▲78

    Keep the business running, get reminded to extend your SSL

    2021 · sslreminder.pro · its alternatives →

18. 18
    Secured Default HTTP(S) Server for Go▲26

    A Simple, Secured Default HTTP(S) Server for Golang - xeoncross/secureserver

    2016 · github.com · its alternatives →

19. 19
    Two grpc microservices with mutual TLS and token authentication in Go▲61

    grpc microservices with mutual TLS and token authentication in Go - 3n21c0/hello-auth-grpc

    2017 · github.com · its alternatives →

20. 20
    Easy-to-configure Web Server in Go▲106

    2013 · github.com · its alternatives →

21. 21
    A Go Library for Better Access Control▲158

    A SDK for access control policies: authorization for the microservice and IoT age. Inspired by AWS IAM policies. Written for Go. - ory/ladon

    2017 · github.com · its alternatives →

22. 22
    Encrypted VPN in 2k lines of Go▲123

    Simple, auditable & elegant VPN, built with TLS mutual authentication and TUN. - twitchyliquid64/subnet

    2017 · github.com · its alternatives →

23. 23CS
    CertStream – See SSL certs as they're issued in real time▲142

    2017 · certstream.calidog.io · its alternatives →

24. 24
    Single Command SSL/TLS Reverse Proxy with Autogen'd Certs (Golang)▲13

    :lock: Simple zero-config SSL reverse proxy with real autogenerated certificates (LetsEncrypt, self-signed, provided) - suyashkumar/ssl-proxy

    2018 · github.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 →