TLS (Transport Layer Security)

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

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

Event-driven networking engine written in Python.

Fast and powerful SSL/TLS scanning library.

QUIC and HTTP/3 implementation in Python

A high-speed covert tunnel that disguises TCP traffic as SMTP email communication to bypass Deep Packet Inspection (DPI) firewalls.

Repository for the Lemur Certificate Manager

Diagnose RKN/TSPU internet blocks layer by layer (DNS, TCP, TLS, HTTP)

An ergonomic, privacy-aware Python HTTP Client

🚀 Web scraping for humans

A Python wrapper around the OpenSSL library

Rich-powered CLI that breaks each HTTP request into DNS, connect, TLS, wait, and transfer phases with waterfall timelines, compact summaries, or metrics-only output.

Advanced HTTP Library

FATT /fingerprintAllTheThings - a pyshark based script for extracting network metadata and fingerprints from pcap files and live network traffic

A robust, full-featured, and user/programmer-friendly Python IRC bot, with many existing plugins.

SSL and TLS protocol test suite and fuzzer

#1 quality TLS certs while you wait, for the discerning tester

🚀 SulgX Panel: A single-file, powerful, and free panel for managing VLESS subscriptions via WebSocket + TLS. Responsive UI, JWT auth, per-user bandwidth limits, clean IP scanner, bilingual Telegram bot, and real-time traffic charts. Runs smoothly on Render, Railway, Dockfly, and other cloud platforms.

Simplifying encrypted traffic analysis for researchers by making protocol decryption effortless.

Computer Networking : Principles, Protocols and Practice (first and second edition, third edition is being written on https://github.com/cnp3/ebook)