https

Fast and extensible multi-platform HTTP/1-2-3 web server with automatic HTTPS

A simple zero-config tool to make locally trusted development certificates with any names you'd like.

A command line tool and library for transferring data with URL syntax, supporting DICT, FILE, FTP, FTPS, GOPHER, GOPHERS, HTTP, HTTPS, IMAP, IMAPS, LDAP, LDAPS, MQTT, MQTTS, POP3, POP3S, RTSP, SCP, SFTP, SMB, SMBS, SMTP, SMTPS, TELNET, TFTP, WS and WSS. libcurl offers a myriad of powerful features

一款轻量级、高性能、功能强大的内网穿透代理服务器。支持tcp、udp、socks5、http等几乎所有流量转发，可用来访问内网网站、本地支付接口调试、ssh访问、远程桌面，内网dns解析、内网socks5代理等等……，并带有功能强大的web管理端。a lightweight, high-performance, powerful intranet penetration proxy server, with a powerful web management terminal.

High performance, minimalist Go web framework

The official NGINX Open Source repository.

⚙️ NGINX config generator on steroids 💉

A fast, modern download manager for HTTP, BitTorrent, Magnet, and ed2k. Cross-platform, built with Golang and Flutter.

A C++ header-only HTTP/HTTPS server and client library

Capturing SSL/TLS plaintext without a CA certificate using eBPF. Supported on Linux/Android kernels for amd64/arm64.

🌐 Human-friendly and powerful HTTP request library for Node.js

How to improve NGINX performance, security, and other important things.

An open-source and free self-hosted SSL certificates ACME tool, automates the full-cycle of issuance, deployment, renewal, and monitoring visually. 完全开源免费的自托管 SSL 证书 ACME 工具，申请、部署、续期、监控全流程自动化可视化，支持各大主流云厂商。

Fully transparent SSH, HTTPS, Kubernetes, database and RDP/VNC bastion/PAM that doesn't need additional client-side software

🔥 比libevent/libuv/asio更易用的网络库。A c/c++ network library for developing TCP/UDP/SSL/HTTP/WebSocket/MQTT/Redis client/server.

Small, fast, modern HTTP server for Erlang/OTP.

GO Simple Tunnel - a simple tunnel written in golang

curl-impersonate: A special build of curl that can impersonate Chrome & Firefox

HAProxy Load Balancer's development branch (mirror of git.haproxy.org)

Reqable issue track repo

Python binding for curl-impersonate fork via cffi. A http client that can impersonate browser tls/ja3/http2 fingerprints.

High Performance TCP/UDP/HTTP Communication Component

🚀 A Complete Fast Android Networking Library that also supports HTTP/2 🚀

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

DNS over HTTPS config profiles for iOS & macOS

HTTP(S)/WS(S)/TCP Tunnels to localhost using only SSH.

📖《这本书能让你连接互联网》 详细阐述代理、隧道、VPN运作过程，并对GFW策略如：地址端口封锁、服务器缓存投毒、数字验证攻击、SSL连接阻断做相关的原理说明

Eclipse Jetty® - Web Container & Clients - supports HTTP/3, HTTP/2, HTTP/1, websocket, servlets, and more

HTTP(S) benchmark tools, testing/debugging, & restAPI (RESTful)

AllinSSL 是一个集证书申请、管理、部署和监控于一体的SSL证书全生命周期管理工具。AllinSSL is an all-in-one SSL certificate lifecycle management tool that integrates certificate application, management, deployment, and monitoring.