General Operations

A collection of inspiring lists, manuals, cheatsheets, blogs, hacks, one-liners, cli/web tools and more.

A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev

RxJava – Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.

坚持分享 GitHub 上高质量、有趣实用的开源技术教程、开发者工具、编程网站、技术资讯。A list cool, interesting projects of GitHub.

🥧 HTTPie CLI — modern, user-friendly command-line HTTP client for the API era. JSON support, colors, sessions, downloads, plugins & more.

AI Agent Assistant & development framework that integrates lots of IM platforms, LLMs, plugins and AI feature, and can be your openclaw alternative. ✨

A curated list of amazingly awesome open-source sysadmin resources.

Open-source live-chat, email support, omni-channel desk. An alternative to Intercom, Zendesk, Salesforce Service Cloud etc. 🔥💬

Event Driven Orchestration & Scheduling Platform for Mission Critical Applications

Simple and flexible tool for managing secrets

GoAccess is a real-time web log analyzer and interactive viewer that runs in a terminal in *nix systems or through your browser.

List of Golang books

The Swiss Army knife for 802.11, BLE, HID, CAN-bus, IPv4 and IPv6 networks reconnaissance and MITM attacks.

Why is this running?

Daemon to ban hosts that cause multiple authentication errors

The personal information dashboard for your terminal

A fast, cross-platform build tool inspired by Make, designed for modern workflows.

yq is a portable command-line YAML, JSON, XML, CSV, TOML, HCL and properties processor

Apache Doris is a real-time analytics and hybrid search database for AI agents.

Tool for shell commands execution, visualization and alerting. Configured with a simple YAML file.

Secure environments for developers and their agents

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

Continuous Profiling Platform. Debug performance issues down to a single line of code

AWS zero to hero repo for devops engineers to learn AWS in 30 Days. This repo includes projects, presentations, interview questions and real time examples.

AI Agent Engineering Platform built on an Open Source TypeScript AI Agent Framework

A curated collection of publicly available resources on how technology and tech-savvy organizations around the world practice Site Reliability Engineering (SRE)

Free, local tool to track AI coding token usage and cost across 31 tools and agents (Claude Code, Cursor, Codex, Gemini and more), by model, project, and task. npx codeburn

Cloud native networking and network security

Production Grade Cloud-Ready .NET 10 Starter Kit (Web API + React Client) with Multitenancy Support, and Clean/Modular Architecture that saves roughly 200+ Development Hours! All Batteries Included.

Go DDD example application. Complete project to show how to apply DDD, Clean Architecture, and CQRS by practical refactoring.