Tls GitHub Repositories (2026) · Open Source Tools

Xray, Penetrates Everything. Also the best v2ray-core. Where the magic happens. An open platform for various uses.

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.

HTTP client for Node.js with browser TLS fingerprint impersonation

An ergonomic, privacy-aware Python HTTP Client

TCP and UDP relay over TLS and QUIC

Capture SSL/TLS plaintext with eBPF—no MITM proxy or custom CA installation. Supports Linux and Android on x86_64 and arm64.

A cross-platform, high-performance and asynchronous web server for static files-serving. ⚡

Automatically provision and manage TLS certificates in Kubernetes

Let's Encrypt/ACME client and library written in Go

Cryptography Toolkit

modular service framework to move and transform network packets

Bouncy Castle Java Distribution (Mirror)

An L4 reverse proxy with protocol multiplexer, written in Rust

A cross-platform application that supports multiple methods to bypass SNI blocking, designed specifically for complex network environments.

Network Doctor is a cross-platform network troubleshooting TUI that turns interface, DNS, TCP, TLS, HTTP, proxy, and path-MTU checks into one plain-English diagnosis.

BouncyCastle.NET Cryptography Library (Mirror)

One binary. One YAML. Zero exposed PBX. FreeSBC is a pure-Go SBC that keeps FreeSWITCH/Asterisk off the public internet—SIP proxy, RTP/SRTP relay, WebRTC gateway, and built-in SIP security.

Open source platform for X.509 certificate based service authentication and fine grained access control in dynamic infrastructures. Athenz supports provisioning and configuration (centralized authorization) use cases as well as serving/runtime (decentralized authorization) use cases.

An interactive TLS-capable intercepting HTTP proxy for penetration testers and software developers.