An open-source, self-hosted note-taking service. Your thoughts, your data, your control — no tracking, no ads, no subscription fees.

An open source, self-hosted implementation of the Tailscale control server

Miller is like awk, sed, cut, join, and sort for name-indexed data such as CSV, TSV, and tabular JSON

An ACME-based certificate authority, written in Go.

Find domains and subdomains related to a given domain

A list of software that turns your database into a REST/GraphQL API

eBPF (extended Berkeley Packet Filter) Guide. Learn all about the eBPF Tools and Libraries for Security, Monitoring , and Networking.

A private Certificate Authority for internal (lab) use, based on the open source ACME Automated Certificate Management Environment implementation from Let's Encrypt (tm).

The companion code for the book DevOps for the Desperate

navgix is a multi-threaded golang tool that will check for nginx alias traversal vulnerabilities

ghrelease(github release) is a CLI tool that fetches and installs the latest release assets from Github for MacOS and Linux (amd64 and arm64 architectures). It automatically detects your operating …

Upgrading jsleak with a CI/CD and new rules

A tool to list the SSH clone URLs for all GitHub repos for a given user