Browse free open source Proxy Servers and projects for Linux below. Use the toggles on the left to filter open source Proxy Servers by OS, license, language, programming language, and project status.
Anti-Spam SMTP Proxy Server implements multiple spam filters
The universal proxy platform
Cloudflare Tunnel Client
Unified ingress for developers
API Support for your favorite torrent trackers
Encrypted UDP based FTP with multicast
1337x Proxy List for 2026
A platform for building proxies to bypass network restrictions
A Fast Reverse Proxy
A web proxy tool
GO Simple Tunnel, a simple tunnel written in golang
Proxy server to bypass Cloudflare protection
Pomerium is an identity and context-aware access proxy
The immutable, decentralized, statically built p2p VPN
Network Load Balancer and Application Security
An open-source reverse proxy and load balancer
Xray, Tuic, hysteria2, sing-box
Telegram SOCKS5 proxy with WebSocket (WSS) for acceleration and blocki
Powerful, enterprise-ready, open source web server w/ automatic HTTPS
Lightweight, high-performance, powerful intranet penetration proxy
SKUDONET Open Source Load Balancer and Web Application Firewall
mitmproxy implemented with golang
A cloud native Identity & Access Proxy / API (IAP)
Fast and idiomatic client-driven REST APIs