Source for the Chrome Web Audio team's samples site, a collection of runnable Web Audio API examples and demos intended for learning and reference.GoogleChromeLabs
DbInspector is an Android in-app database debugging library that lets developers browse, edit, search, import, export, and share SQLite or Couchbase Lite databases with a built-in SQL editor.infinum
has is a single Bash script that checks whether command-line tools exist on the PATH and reports their versions, making it easy to verify project prerequisites in scripts.kdabir
DataCleaner is an open-source data quality toolkit for profiling, correcting, and enriching data. Its desktop application supports ad-hoc analysis, recurring cleansing, matching, and master data management workflows.datacleaner
DOMPurify is a fast, DOM-only XSS sanitizer for HTML, MathML and SVG. Distributed as an npm library, it strips dangerous markup and is easily configured with hooks, making it a widely used developer dependency for preventing cross-site scripting.cure53
vdirsyncer is a command-line tool that synchronizes calendars and addressbooks between CalDAV/CardDAV servers and local folders, or directly between two servers.pimutils
doit is a Python task automation and build tool, similar to make but defined in plain Python. It tracks file dependencies, runs only what changed, supports parallel execution and plugins.pydoit
A Windows desktop application that downloads albums and tracks from Bandcamp, tags the MP3 files with metadata and cover art, and creates playlist files.Otiel
A Flask extension that adds configurable rate limiting at application, blueprint or route level, backed by Redis, Memcached, MongoDB or memory.alisaifee
A modular subdomain enumeration tool that combines passive reconnaissance sources with wordlist brute force, validating HTTP/TLS responses and producing reports.guelfoweb
FlexyPool is a Java library that adds metrics and elastic failover strategies to popular connection pools, allowing them to resize on demand.vladmihalcea
transcrypt is a Bash script that transparently encrypts and decrypts selected files in a Git repository using clean/smudge filters and OpenSSL.elasticdog
django-watchman adds a status endpoint and dashboard to Django projects, checking the health of databases, caches, storage, and email with token auth and APM-friendly endpoints.mwarkentin
Harness Open Source is a self-hosted end-to-end developer platform combining Git code hosting, CI/CD pipelines, hosted development environments, and artifact registries.harness
A mock SQL driver for Go that simulates database behavior in tests, letting you assert queries, transactions and expectations without a real database connection.DATA-DOG
A real-time error reporting and monitoring platform for .NET, JavaScript and Node apps that aggregates exceptions into actionable dashboards, available as hosted or self-hosted.exceptionless
CockroachDB is a cloud-native distributed SQL database built on a strongly consistent key-value store, offering horizontal scale, ACID transactions, fault tolerance and data placement controls.cockroachdb
A scalable gradient boosting library for Python, R, Java, and other languages, delivering fast and accurate tree boosting on a single machine or distributed clusters.dmlc
Cryptomator provides transparent, client-side encryption for files stored in cloud services such as Dropbox, Google Drive and OneDrive. Its cross-platform desktop apps encrypt file contents and names, giving users private, local control over data before it reaches the cloud.cryptomator
Neovim is a modern, extensible Vim fork and text editor with Lua configuration, asynchronous jobs, an embedded terminal, and APIs for building custom UIs and plugins.neovim
A desktop automation utility for Linux and X11 that triggers text expansions, scripts, and macros through hotkeys to reduce repetitive typing and actions.autokey
A C#/.NET client library for the Spotify Web API, offering typed requests across 70+ endpoints, OAuth2 authentication, pagination and retry handling.JohnnyCrazy
tinytag is a small, dependency-free Python library for reading metadata, images and audio properties from MP3, FLAC, OGG, M4A, WAV and other audio files.tinytag
A personal Linux dotfiles collection managed with GNU Stow, bundling Zsh, tmux, Neovim, shell scripts and terminal themes for a minimal, keyboard-driven setup.xero
PHPAuth is a secure PHP authentication library that integrates into websites, offering registration, login, bcrypt hashing, sessions, email verification and attack mitigation.PHPAuth
WeKan is an open-source kanban board application. It offers swimlanes, lists, cards, Scrum and Gantt views, plus broad import/export support, and can be self-hosted on your own server.wekan
AudioKit is an audio synthesis, processing and analysis framework for iOS, macOS and tvOS, giving Swift developers the building blocks for music and audio apps.AudioKit
A free, open-source cross-platform IDE focused on C, C++, Rust, Python, Node.js and PHP. It offers code editing, building, debugging and project management, with prebuilt binaries for Windows, macOS and Linux.eranif
Portable OpenSSH is a complete SSH protocol implementation providing secure remote login, command execution and file transfer tools for Unix-like systems.openssh
A 92-part Chinese tutorial series that teaches beginners how to use Claude Code and Codex, from installation and configuration to real-world AI-assisted coding workflows.stormzhang
A generic CLI tool that automates version bumps, Git commits and tags, changelog generation, and publishing to npm, GitHub or GitLab, with hooks, plugins and CI support.release-it
An in-process Node.js sandbox library that isolates untrusted JavaScript through proxies and module allowlists, letting applications execute external scripts with restricted access.patriksimek
The official MongoDB C++ driver, providing connection handling, BSON encoding and query APIs so C++ applications can read and write MongoDB data.mongodb
Redisson is a Java client and real-time data platform for Redis and Valkey. It adds distributed collections, locks, queues, caches, and other services on top of the core key-value store.redisson
Patchwork is the companion website for the Git-it workshop where learners practice forking, branching, and opening pull requests to learn Git and GitHub.jlord
LMMS is a free cross-platform digital audio workstation for composing, arranging, and mixing music, bundling a piano roll, beat sequencer, mixer, and synthesizer plugins.LMMS
A fast, lightweight music notation engraving library that renders MEI, MusicXML and Humdrum scores to SVG, with JavaScript, Python, Java, Swift and Go bindings.rism-digital
Spack is a multi-platform package manager for HPC and scientific software. Its spec syntax and Python package recipes let users build and install many versions and configurations side by side.spack
A developer toolchain that generates changelogs and release notes from conventional commits with CLI packages and automated versioning for JavaScript projects easily.conventional-changelog
A phishing campaign toolkit for security awareness training and authorized testing, supporting multiple simultaneous campaigns, email templates, web cloning and credential harvesting.CrimsonForge-io
A self-hosted music streaming server shipped as a single binary, with a web interface and RESTful API for browsing and playing your library anywhere.ironsmile
LeaderF is a fast fuzzy finder plugin for Vim and Neovim that locates files, buffers, recent files, tags, and more on the fly, with regex support and popup mode.Yggdroot
vim-anywhere opens a Vim buffer from any application, then copies the edited text to your clipboard and returns focus to the previous app. It brings Vim-style editing to everyday text fields on macOS and Linux.cknadler
A command-line tool that adds a searchable OCR text layer to scanned PDFs, with multilingual recognition, deskewing, PDF/A output, and multi-core batch processing.ocrmypdf
Cleo is a Python library for creating beautiful and testable command-line interfaces, with argument parsing, styled output, verbosity levels, and shell completion.python-poetry
A JavaScript library for rendering ABC music notation as sheet music in the browser, with SVG output, transposition, MIDI generation and playback.paulrosen
A cross-platform desktop GUI for Streamlink that lets users browse Twitch streams, channels and followed content and play them in a local video player.streamlink
Lynis is an agentless security auditing and hardening tool for Linux, macOS, and UNIX systems, helping with compliance checks and vulnerability detection.CISOfy
SQLProvider is a general F# SQL type provider offering LINQ queries, schema exploration and transactional CRUD across SQL Server, PostgreSQL, MySQL, Oracle, SQLite and other databases.fsprojects
A community-maintained collection of concise command-line cheatsheets that complements man pages, available through many official and community clients.tldr-pages
Clementine is a modern cross-platform music player and library organizer for Windows, Linux and macOS, with playlists, streaming support and a clean desktop interface.clementine-player
A cross-platform UI framework for .NET that lets developers build desktop, mobile and WebAssembly apps with C# and XAML, widely regarded as the spiritual successor to WPF.AvaloniaUI