API Gateways

• helmet - A Lightweight Cloud Native API Gateway.

Backup

• restic - Fast, secure, efficient backup program.

Books / Training

Containers

• container.training - Slides and code samples for training, tutorials, and workshops about Docker, containers, and Kubernetes.

Typescript

• typescript-book - The definitive guide to TypeScript and possibly the best TypeScript book book. Free and Open Source.

CI / CD

Typescript

• zuul-ci - The Gatekeeper, or a project gating system.

CLIs

HTTP Clients

• httpstat - curl statistics made simple.

JSON

• jid - JSON incremental digger.

Code versioning

Changelog management

• changie - Separate your changelog from commit messages without conflicts

Collaboration

Screen Sharing

• screego - Screen sharing for developers

Databases / Log management

Screen Sharing

• dblab - The database client every command line junkie deserves.
• quickwit - Cloud-native search engine for log management & analytics.
• parseable - Lightweight, high performance, cloud native alternative to Elasticsearch.
• sonic - Fast, lightweight & schema-less search backend. An alternative to Elasticsearch that runs on a few MBs of RAM.

Domain Management

Screen Sharing

• mokey - FreeIPA self-service account management portal.

Emailing

Email helpers

• EmailAnalyzer - Analyze your suspicious emails and extract headers, links and hashes from the .eml file.

File sharing

Email helpers

• sharedrop - Easy P2P file transfer powered by WebRTC - inspired by Apple AirDrop

Photo galleries

• librephotos - A self-hosted open source photo management service.

Images / Videos Processing

Subtitles

• ffsubsync - Automagically synchronize subtitles with video.

Videos Processing

• ffmpeg-commander - FFmpeg Command Generator Web UI

Linux systems

Debian like

• aptly - Debian repository management tool.

Software packages

• nfpm - nFPM is Not FPM - a simple deb, rpm and apk packager written in Go.

Message Queues / Brokers

Software packages

• nsq - Realtime distributed messaging platform.

Misc

Software packages

• duf - Disk Usage/Free Utility - a better df alternative.
• fzf - General-purpose command-line fuzzy finder. With multiple 3rd party tools integration. Just awesome.
• viddy - Modern watch command. Time machine and pager etc.

Monitoring

Network monitoring

• sniffnet - Cross-platform application to monitor your network traffic with ease.

Notification

Network monitoring

• ntfy - Send push notifications to your phone or desktop using PUT/POST.

Orchestration / Task Scheduling

Task scheduling

• dagu - Cron alternative with a Web UI, but with much more capabilities.

Productivity

Task scheduling

• joplin - Open source note taking and to-do application with synchronisation capabilities for Windows, macOS, Linux, Android and iOS.

Programming

CSS

• AdminLTE - Fully responsive administration template based on Bootstrap 4.6 framework.

Go

• goleak - Goroutine leak detector to help avoid Goroutine leaks.
• cobra - A Commander for modern Go CLI interactions.
• goose - Database migration tool. Supports SQL migrations and Go functions.
• godoc-tricks - A comprehensive godoc guide.
• addlicense - A program which ensures source code files have copyright license headers by scanning directory patterns recursively.
• certmagic - CertMagic is the most mature, robust, and powerful ACME client integration for Go... and perhaps ever.
• compress - Optimized Go Compression Packages.
• dns - DNS library in Go.
• optional - Optional parameters for go.
• pie - A utility library for dealing with slices and maps that focuses on type safety and performance.
• workerpool - Concurrency limiting goroutine pool.
• koanf - Simple, lightweight, extensible, configuration management library for Go. Support for JSON, TOML, YAML, env, command line, file, S3 etc. Alternative to viper.
• bubbletea - A powerful little TUI framework. Just awesome !
• goxygen - Generate a modern Web project with Go and Angular, React or Vue in seconds.
• go-cmp - Package for comparing Go values in tests. Awesome alternative to reflect.DeepEqual.

Image generation

• d2 - Modern diagram scripting language that turns text to diagrams.

Javascript

• bun - Incredibly fast JavaScript runtime, bundler, transpiler and package manager – all in one. Written in zig.

Linters / Formaters <!-- omit in toc -->

• shfmt - A shell parser, formatter, and interpreter with bash support. Includes shfmt.

Puppet

• puppet-modulator - High level wrapper that allows to quickly edit your module metadata.json content and wraps git-flow with common Puppet module edition workflows.
• catalog-diff - A tool to diff Puppet catalogs.
• catalog-diff-viewer - A viewer for the puppet-catalog-diff tool.

Python

• plumbum - Ever wished the compactness of shell scripts be put into a real programming language? Say hello to Plumbum Shell Combinators.
• codon - A high-performance, zero-overhead, extensible Python compiler using LLVM
• scalene - High-performance, high-precision CPU, GPU, and memory profiler for Python
• ruff - An extremely fast Python linter, written in Rust.
• fastapi - FastAPI framework, high performance, easy to learn, fast to code, ready for production.
• pynecone - Web apps in pure Python. From frontend to backend.

Tasks runners

• run - Yet another task execution/automation package for complex dependency graphs.
• task - Task is a task runner / build tool that aims to be simpler and easier to use than, for example, GNU Make.

Test Helpers

• hurl - Run and test HTTP requests with plain text.
• smocker - Simple and efficient HTTP mock server and proxy.

Unit testing <!-- omit in toc -->

• bats - Bash Automated Testing System

Security

Audit / Response

• gerberos - ipset/nftables-based banning utility.

Authorization

• cerbos - Language-agnostic, scalable authorization solution that makes user permissions and authorization simple to implement and manage by writing context-aware access control policies for your application resources.

C.A / PKI

• mkcert - Simple zero-config tool to make locally trusted development certificates with any names you'd like.

CTF

• awesome-ctf - A curated list of CTF frameworks, libraries, resources and softwares.

Encryption

• age - A simple, modern and secure encryption tool (and Go library) with small explicit keys, no config options, and UNIX-style composability.

Misc

• smallstep CLI - Zero trust swiss army knife for working with X509, OAuth, JWT, OATH OTP, etc.****

Secrets management

• infisical - Open-source, E2EE, simple tool to manage and sync environment variables across your team and infrastructure.

VPN

• innernet - Private network system that uses WireGuard under the hood.

WAF

• coraza - OWASP Coraza WAF is a golang modsecurity compatible web application firewall library.
• ModSecurity coreruleset - OWASP ModSecurity Core Rule Set.

Shells

Prompts

• bearings - A fast, clean, customisable shell prompt for zsh, bash, fish, and more...

Sidecards

• zoxide - Smarter cd command, inspired by z and autojump.
• atuin - Magical shell history by replacing your existing shell history with a SQLite database, and records additional context for your commands

Sources / Versions Management

Secrets management

• gitea - Git with a cup of tea, painless self-hosted git service.
• gitoxide - Idiomatic, lean, fast & safe pure Rust implementation of Git.

Templating

Files templating

• gomplate - Flexible command line tool for template rendering. Supports lots of local and remote datasources.

Projects templating

• cookicutter - Cross-platform command-line utility that creates projects from project templates.
• copier - Library and command-line utility for rendering projects templates.

Terminals

Multiplexers

• zellij - At its core, zellij is a terminal multiplexer (similar to tmux and GNU screen), but very simple to use and user-friendly.

Sidecards

• alacritty - Cross-platform, OpenGL terminal emulator.
• warp - Blazingly-fast modern Rust based GPU-accelerated terminal built to make you and your team more productive.
• wezterm - A GPU-accelerated cross-platform terminal emulator and multiplexer implemented in Rust.

Text utils

Multiplexers

• bat - A cat(1) clone with syntax highlighting and Git integration.
• helix - A post-modern modal text editor, Kakoune / Neovim inspired editor, written in Rust.
• ripgrep - Recursively searches directories for a regex pattern while respecting your gitignore

Virtualization / Containerization

Misc

• footloose - Container Machines - Containers that look like Virtual Machines.

Websites

CheatSheets / References

• quickref.me - Awesome cheatsheets and quick references for multiple tools and languages. All contributed by open source angels