Streisand sets up a new server running your choice of WireGuard, OpenConnect, OpenSSH, OpenVPN, Shadowsocks, sslh, Stunnel, or a Tor bridge. It also generates custom instructions for all of these services. At the end of the run you are given an HTML file with instructions that can be shared with friends, family members, and fellow activists.

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.

Linux命令大全搜索工具，内容包含Linux命令手册、详解、学习、搜集。https://git.io/linux

A fully-modern text-based browser, rendering to TTY and browsers

Remote multi-server automation tool

Secure Access for Developers that doesn't get in the way.

GO Simple Tunnel - a simple tunnel written in golang

Win32 port of OpenSSH

Guide to using YubiKey for GPG and SSH

mRemoteNG is the next generation of mRemote, open source, tabbed, multi-protocol, remote connections manager.

PHP Secure Communications Library

Chat over SSH.

Manage your SSH like a boss.

Cowrie SSH/Telnet Honeypot http://cowrie.readthedocs.io

Command line tool to share your UNIX terminal and forward local TCP ports to people you trust.

Bastillion is a web-based SSH console that centrally manages administrative access to systems. Web-based administration is combined with management and distribution of user's public SSH keys.

Repository for BLESS, an SSH Certificate Authority that runs as a AWS Lambda function

Run GUI applications and desktops in docker. Focus on security.

📻Terminal/ssh/serial port/sftp client(linux, mac, win)

Simple script to analyse your PostgreSQL database configuration, and give tuning advice

📖 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

💻 make your ssh client smarter

rtop is an interactive, remote system monitoring tool based on SSH

Get a MacOS or Linux shell, for free, in around 2 minutes

Run sequences of shell commands against local and remote hosts.

ssh, scp and sftp for java