A curated list of amazingly awesome open source sysadmin resources.

A collection of Linux Sysadmin Test Questions and Answers. Test your knowledge and skills in different fields with these Q/A.

webhook is a lightweight incoming webhook server to run shell commands

PowerShell script for automation of routine tasks done after fresh installations of Windows 10 / Server 2016 / Server 2019

A flexible commandline tool for template rendering. Supports lots of local and remote datasources.

A flexible, easy to use, automation framework allowing users to integrate their capabilities and devices to cut through the repetitive, tedious tasks slowing them down. #nsacyber

Tools for Linux/Unix sysadmins.

DebOps - Your Debian-based data center in a box

An ArchLinux's pacman-like wrapper for many package managers

A network address manipulation library for Python

A book about running Elasticsearch

Zentral is an open-source solution for infrastructure monitoring and endpoint event stream processing. It provides build-in orchestration of macOS security components (Santa, Osquery, et-al.), event correlation and event management. It consolidates its features with various data store backends (ElasticStack, Azure Log Analytics, Splunk, et-al.).

Collection of IT whitepapers, presentations, pdfs; hacking, web app security, db, reverse engineering and more; EN/PL.

Osquery launcher, autoupdater, and packager

Advanced Graphical User Interface for NMap

NodeJS Application Manager

A reading/viewing list for larval stage sysadmins and SREs

Large-scale server monitoring application written in Golang

simple process viewer in rust https://crates.io/crates/bb

Tiny multi-server automation tool

Convert .htaccess redirects to nginx.conf redirects

Go library and CLI utilty for /etc/hosts management.

Harden the world is a community driven project to develop hardening guidelines and checklists for common software and devices.

Manage and monitor SSH connections.

Merge multiple pcap files together, gracefully.

A top(1)-like tool for Kubernetes.

UNIX system administration in Common Lisp

Collection of PowerShell network security scripts for system administrators.

Automatic mapping of EBS volumes via NVMe block devices to standard block device paths

Maturity models for IT, Agile, DevOps, TOGAF, Six Sigma, P3M3, etc.