Certbot is EFF's tool to obtain certs from Let's Encrypt and (optionally) auto-enable HTTPS on your server. It can also act as a client for any other CA that uses the ACME protocol.

A next generation HTTP client for Python. 🦋

A Cloudflare Worker that proxies DNS-over-HTTPS queries to multiple upstream providers in parallel and returns the most restrictive result.

jless is a command-line JSON viewer designed for reading, exploring, and searching through JSON data.

trzsz-ssh ( tssh ) is an ssh client designed as a drop-in replacement for the openssh client. It aims to provide complete compatibility with openssh, mirroring all its features, while also offering…

Zero config TLS proxy server that uses SNI

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

The universal proxy platform

A V2Ray client for Android, support Xray core and v2fly core

"rsync for cloud storage" - Google Drive, S3, Dropbox, Backblaze B2, One Drive, Swift, Hubic, Wasabi, Google Cloud Storage, Azure Blob, Azure Files, Yandex Files

Fast, secure, efficient backup program

Hysteria is a powerful, lightning fast and censorship resistant proxy.

tsshd is a UDP-based SSH server built for unreliable networks. It supports seamless roaming across networks and IP changes, and works well on high-latency links such as cellular connections and uns…

Fast, modern traceroute with real-time TUI, per-hop stats, ASN/geo lookup, ECMP detection, and MPLS label parsing. A better mtr.

Linux kernel source tree

Git extension for versioning large files

Advanced DNS tunneling VPN for censorship bypass, optimized beyond DNSTT and SlipStream with low-overhead ARQ, resolver load balancing, high packet-loss stability and speed.

Per-process network monitoring for your terminal with deep packet inspection. Cross-platform, sandboxed.

macOS menu bar app that tells you, in plain English, what each USB-C cable plugged into your Mac can actually do

Window peeking, alt-tab and other enhancements for macOS

match command-line arguments to their help text

Android VPN client with DNS tunneling (DNSTT, NoizDNS & Slipstream), NaiveProxy, SSH, Tor, and DoH support — featuring a built-in DNS scanner.

Extremely Fast Compression algorithm

The mouse and trackpad utility for Mac.

Composable custom class converters for attrs, dataclasses and friends.

Undetected version of the Playwright testing and automation library.

ShellCheck, a static analysis tool for shell scripts

JSON output from a shell

Session attach/detach for the terminal

Extremely fast non-cryptographic hash algorithm