2555 Open source projects that are alternatives of or similar to Twisted

mnm implements TMTP protocol. Let Internet sites message members directly, instead of unreliable, insecure email. Contributors welcome! (Client)

The legitimate email replacement — n-identity, decentralized, store-and-forward, open protocol, open source. (Server)

A protocol gateway for the Web.

Customizable honeypots for monitoring network traffic, bots activities and username\password credentials (DNS, HTTP Proxy, HTTP, HTTPS, SSH, POP3, IMAP, STMP, RDP, VNC, SMB, SOCKS5, Redis, TELNET, Postgres and MySQL)

React Native TCP socket API for Android, iOS & macOS with client SSL/TLS support

Ultra fast and low latency asynchronous socket server & client C++ library with support TCP, SSL, UDP, HTTP, HTTPS, WebSocket protocols and 10K connections problem solution

Production-ready fullstack but simple mail server (SMTP, IMAP, LDAP, Antispam, Antivirus, etc.) running inside a container.

Fullstack, security focused mailserver based on OpenSMTPD for OpenBSD using ansible

Poste.io plugin for Dokku

Ultra fast and low latency asynchronous socket server & client C# .NET Core library with support TCP, SSL, UDP, HTTP, HTTPS, WebSocket protocols and 10K connections problem solution

bruteforcing gmail (TLS/SSL)

Run ProtonMail Bridge in a docker container

End-to-end encrypted email for the mesh networking age

Third edition of the Computer Networking: Principles, Protocols and Practice ebook

Async requests-like httplib for python.

TLS/SSL extension for libuv that tries to conform to its style and idioms

test SSL/TLS clients how secure they are

Try to determine what Linux/Unix distribution is running on a remote host and get a hint if security updates are applied.

Probably the easiest way to create | renew | deploy certificate

Decrypt HTTPS/TLS connections on the fly with Wireshark

s2n : an implementation of the TLS/SSL protocols

High Performance TCP/UDP/HTTP Communication Component

GO Simple Tunnel - a simple tunnel written in golang

An open source, portable, easy to use, readable and flexible SSL library

This tutorial is someone planning to install a Kubernetes cluster and wants to understand how everything fits together.

The last Micro Web Server for IoTs (MicroPython) or large servers (CPython), that supports WebSockets, routes, template engine and with really optimized architecture (mem allocations, async I/Os). Ready for ESP32, STM32 on Pyboard, Pycom's chipsets (WiPy, LoPy, ...). Robust, efficient and documented!

The best way to do HTTP requests in NativeScript, a drop-in replacement for the core HTTP with important improvements and additions like proper connection pooling, form data support and certificate pinning

SMTP DANE testing tool

A cross-platform .NET library for IMAP, POP3, and SMTP.

'DANE for SMTP' wiki

Build latest OpenSSL binary

SSL configuration logic, extracted from Play's WS (for use in Akka et al).

Nginx session ticket key rotation program for secure rotation of TLS session ticket keys and sharing in server clusters.

the irc crate – usable, async IRC for Rust

Extract subdomains from SSL certificates in HTTPS sites.

Official master for the Greenmail project

⚡️Arduino Mail Client Library to send, read and get incoming mail notification for ESP32, ESP8266 and SAMD21 devices. The library also supported other Arduino devices using Clients interfaces e.g. WiFiClient, EthernetClient, and GSMClient.

💬 A simple chat client in Python/Twisted

ACME certificate protocol (Let's Encrypt) proxy client with a dashboard and monitoring

🔒 Simple zero-config SSL reverse proxy with real autogenerated certificates (LetsEncrypt, self-signed, provided)

Crypt::LE - Let's Encrypt / Buypass / ACME client and library in Perl for obtaining free SSL certificates (inc. generating RSA/ECC keys and CSRs). HTTP/DNS verification is supported out of the box, easily extended with plugins, easily dockerized.

HTTP and WebSocket built on Boost.Asio in C++11

Do-It-Yourself Certificate Authority

awaitable coroutine library for C

O-Saft - OWASP SSL advanced forensic tool

Event-driven message library for building network applications easy and fast.

Delta Chat Rust Core library, used by Android/iOS/desktop apps and bindings

🚀 Coroutine-based concurrency library for PHP

SSL and TLS protocol test suite and fuzzer

Miranda NG: Next Generation of Miranda IM

Go实现的Trojan代理，支持多路复用/路由功能/CDN中转/Shadowsocks混淆插件，多平台，无依赖。A Trojan proxy written in Go. An unidentifiable mechanism that helps you bypass GFW. https://p4gefau1t.github.io/trojan-go/

Jitsi is an audio/video and chat communicator that supports protocols such as SIP, XMPP/Jabber, IRC and many other useful features.

Let's Encrypt / ACME client written in PHP for the CLI.

Simple, modern & fast web-based email client

P2P DNS with content key, crypto key and PKI support. DynDNS alternative.

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

🎭 Twisted Deferred Thread backend for Requests.

The Illustrated TLS 1.3 Connection: Every byte explained

SSL/TLS layers for scapy the interactive packet manipulation tool

Python 3.5+ DNS asynchronous brute force utility