An all-in-one Linux kernel-based web frontend offering HTTPS load balancing, web acceleration, DDoS mitigation, and a web application firewall.tempesta-tech
SSLyze is a fast SSL/TLS scanning tool and Python library that checks a server's cipher, certificate and protocol configuration and flags known TLS vulnerabilities.nabla-c0d3
A fast, lightweight image viewer for Windows and Linux with optional video playback, folder browsing, basic editing, and highly configurable shortcuts.easymodo
An experimental browser music visualizer built with d3.js and the Web Audio API that renders real-time SVG animations from audio frequency data.preziotte
TCPDF is a pure-PHP library for generating PDFs and barcodes from application code, supporting text, graphics, forms, encryption and signatures; it is now in maintenance-only mode.tecnickcom
UnQLite is a self-contained, serverless, transactional embedded database engine for C and C++, offering a key-value store plus a Jx9-powered document store.symisc
GNU Emacs is the extensible, customizable, self-documenting real-time display editor, with a built-in Lisp interpreter and a vast ecosystem of packages.emacs-mirror
NetEase-MusicBox is a Python command-line client for NetEase Cloud Music, with search, playback, playlists, comments, desktop lyrics, and Vim-style keyboard shortcuts.darknessomi
AIL is an open-source information-leak analysis framework that collects, indexes and correlates data from the web, Tor, I2P, chats and files, with YARA detection and MISP export.CIRCL
A tiny educational Linux distribution built from scratch with automated shell scripts, containing just the kernel, glibc, and BusyBox userland.ivandavidov
Toga is BeeWare's Python-native GUI toolkit that wraps operating-system native widgets, enabling developers to build cross-platform desktop applications in Python.beeware
Celluloid is a simple GTK frontend for mpv, giving Linux users a clean desktop video player with playlists, keybindings, user scripts, and hardware decoding.celluloid-player
A curated collection of Bash/PHP scripts and living documentation for running Debian servers and web applications, covering setup, monitoring, backups and security.szepeviktor
A command-line utility and Python library for batch audio loudness normalization with ffmpeg, supporting EBU R128, RMS and peak modes plus album processing.slhck
CanvasBlocker is a Firefox extension that blocks or fakes JavaScript fingerprinting APIs such as canvas, WebGL, audio, and screen to protect users from tracking.kkapsner
A SQL-powered operating system instrumentation framework that exposes processes, network connections, and other host state as queryable tables for security monitoring.osquery
A CRDT framework exposing shared Map, Array, and Text types so concurrent edits merge automatically. It underpins many real-time collaborative and offline-first applications.yjs
Tuta Mail is a secure email service with built-in end-to-end encryption for messages, contacts, and calendars, available as web, desktop, and mobile apps.tutao
An IntelliJ Platform plugin that brings full Elixir language support to JetBrains IDEs, including syntax highlighting, completion, debugging, Mix run configurations, inspections, and code navigation.intellij-elixir
S3Proxy implements the S3 API and proxies requests to backends such as the local filesystem, Azure Blob, Google Cloud Storage, OpenStack Swift and SFTP, for testing and multi-cloud storage access.gaul
A collaborative gallery pairing Google Fonts with Aesop's fables to demonstrate typographic composition and serve as a learning reference for designers worldwide.femmebot
Dear ImGui is a bloat-free immediate-mode GUI library for C++. It outputs optimized vertex buffers for any 3D pipeline, making it ideal for game engine tooling, debuggers, and rapid internal tools.ocornut
Power Tab Editor is a cross-platform desktop application for viewing, editing and playing guitar tablature, with support for Power Tab and Guitar Pro file formats.powertab
LibreSSL Portable is the OpenBSD-maintained, portable build of LibreSSL, providing OpenSSL-compatible SSL, crypto, and TLS libraries for linking into applications.libressl
An npm library providing Unicode terminal symbols with ASCII fallbacks for older terminals, imported by developers to render consistent CLI output across environments.sindresorhus
A lean Flask framework and starter kit built for coding agents, pairing Vue 3 and Vuetify with no build step, production auth, AGENTS.md guidance, a skill and a read-only MCP server.level09
ONLYOFFICE Docs is a self-hosted online office suite for viewing and editing text documents, spreadsheets, presentations, forms and PDFs, with real-time collaborative editing and Office Open XML compatibility.ONLYOFFICE
ONLYOFFICE Groups is a self-hosted collaboration platform that combines document management, project planning, CRM, email, calendar, wiki, and team communication in one workspace.ONLYOFFICE
A fully featured open-source software synthesizer with additive, subtractive and PAD engines, extensive modulation, effects and LV2/VST plugin support for sound design.zynaddsubfx
JumpServer is an open-source privileged access management and bastion host platform for secure SSH, RDP, Kubernetes, database, and web access. Teams self-host it as a unified operations workspace.jumpserver
gitfs is a FUSE filesystem that mounts a Git branch as a local directory, automatically committing and pushing any file changes, useful for versioning files without manual commits.presslabs
The NativeScript CLI creates, builds, runs, and deploys cross-platform Android and iOS apps. It wires up device communication, live sync, build hooks, and platform toolchains.NativeScript
PKHeX is a Windows desktop save editor for Pokémon games, letting users view, edit, convert and validate save files and individual Pokémon data across generations.kwsch
HallelujahIM is an intelligent English input method for macOS and Windows. It offers offline word frequency data, spelling correction, text expansion, instant translation, fuzzy phonetic matching, and optional pinyin input.dongyuwei
A tiny, dependency-free npm package that makes configuring native Git hooks easy, so teams can run checks and formatting before commits across platforms.typicode
Timesketch is an open-source, self-hosted platform for collaborative forensic timeline analysis, letting investigators upload event logs into sketches, annotate them, and search and visualize timelines together.google
A curated, technically oriented collection of PDFs including computer-science papers, specifications, manuals and slide decks. The archive is browsable and searchable online for quick reference and study.tpn
Ultimaker's open-source 3D printing slicer with a full desktop GUI for importing models, tuning hundreds of print settings and exporting G-code for your printer.Ultimaker
doitlive is a tool for live terminal presentations that replays shell commands from a script while simulating human typing, ideal for demos and technical talks.sloria
PostgREST serves a fully RESTful API directly from any PostgreSQL database. It delegates authorization and integrity to Postgres and provides JWT authentication, OpenAPI docs and schema versioning.PostgREST
Spring Cloud Config provides a centralized configuration server and client for Spring applications, serving external properties over HTTP with encryption and dynamic refresh support.spring-cloud
sysend.js is a small dependency-free JavaScript library for syncing state and sending messages between browser tabs and windows, including cross-domain communication and RPC.jcubic
OpenWPM is a web privacy measurement framework built on Firefox and Selenium, designed to crawl thousands to millions of websites and collect tracking data for research.openwpm
Pi-hole is a self-hosted DNS sinkhole that blocks ads and trackers network-wide for every device, with a web dashboard and optional DHCP server.pi-hole
Lora is an open-source variable serif typeface with Latin and Cyrillic support. It is designed for comfortable body text and works well both on screen and in print.cyrealtype
The Open XML SDK is Microsoft's .NET framework for working with Word, Excel and PowerPoint files. It provides low-level, strongly typed APIs for generating, modifying and querying Office Open XML documents.dotnet
Sentinel is a framework-agnostic PHP authentication and authorization library offering login, roles, and permissions, installable via Composer into any PHP project.cartalyst
GeoWave adds multi-dimensional geospatial and temporal indexing to key-value stores such as Accumulo, HBase, Cassandra, DynamoDB and RocksDB.locationtech
A menu-driven collection of Bash scripts for Raspberry Pi that installs and configures software, games, emulators, and system settings with minimal command-line work.jmcerrejon
termdown is a terminal countdown timer and stopwatch with ASCII-art digits, voice announcements, custom messages, and per-second command hooks. Install it with pip and start using it immediately.trehn
Apache HBase is a distributed, versioned, column-oriented store modeled on Bigtable, providing random read/write access to massive structured datasets on top of Hadoop.apache
Money Manager Ex is a free cross-platform personal finance application for tracking accounts, budgets, cash flow, investments, and reports, with desktop and mobile versions.moneymanagerex
A live profiling and inspection tool for Django that records HTTP requests, database queries, and cProfile data, then presents them in an in-app interface.jazzband
Orbot is an Android Tor proxy and VPN app that routes other apps' traffic through the Tor network to encrypt it and resist censorship and tracking.guardianproject
A Go HTTP middleware that adds security headers, HTTPS redirects, host allowlists and content security policies with a few lines of configuration.unrolled
Apache Pinot is a real-time distributed OLAP datastore for low-latency SQL analytics and vector search, ingesting batch and streaming data and serving user-facing and agent-facing applications at scale.apache