Linux sandboxing tool using user namespaces to let unprivileged users isolate processes without root.

C library for asynchronous DNS resolution without blocking.

C library for encoding and decoding AV1 video streams.

Swift command-line formatter that beautifies xcodebuild output with colors and human-readable formatting.

Secure TypeScript and JavaScript runtime with built-in tooling, a drop-in alternative to Node.js.

Low-level C library for pixel manipulation and image compositing.

C++ library and tools for high dynamic-range (HDR) image files with lossless compression.

Python 3.13 interpreter — latest stable version of the interactive, object-oriented language runtime.

C++ library providing SIMD-accelerated JSON parsing with high throughput.

Fast, disk space efficient Node.js package manager with strict dependency resolution.

H.265/HEVC video encoder library and command-line tool written in C++.

Low-level C cryptographic library providing hash, cipher, and public-key algorithms.

Polyglot runtime version manager for Node.js, Python, Ruby, Go, and 200+ tools; faster Rust rewrite of asdf.

C++ library for fast Unicode validation and conversion using SIMD instructions.

Fast, portable AV1 video decoder library written in C, optimized for speed and small footprint.

Python 3.12 — interpreted language runtime with standard library, package manager, and REPL.

Install and run Python CLI tools in isolated virtual environments without polluting your system Python.

C library for asynchronous I/O and event-driven programming across Unix and Windows.

X11 shared library implementing the X Authorization Protocol (XAu) for display access control.

Open-source JPEG2000 Part 15 (HTJ2K) codec library and command-line tool for lossless and lossy image compression.

Java development kit and runtime (JDK) compiler, JVM, and standard library.

WHATWG-compliant URL parser library written in modern C++ with high performance across platforms.

Fast recursive regex search tool written in Rust, respects .gitignore by default and skips binaries.

Shared library implementing the X Display Manager Control Protocol for X11 display management.

Command-line tool for running, creating, and sharing large language models locally using optimized inference.

Terminal multiplexer for splitting and managing multiple shell sessions in a single window.

X11 shared library for the Render extension protocol, used by X.Org graphics systems.

Containerization platform that packages and runs applications in isolated lightweight containers using Go.

C library for portable USB device access across Linux, macOS, Windows, and BSD.

Command-line JSON processor with a powerful query language for parsing, filtering, and transforming JSON data.

Shared library for laying out and rendering internationalized text with font support and Bidi handling.

Shared library providing common error codes and messages for GnuPG components.

GNU macro processor language that expands text substitutions, commonly used in build systems like autoconf.

C++ lexer for extracting named exports from CommonJS modules via static analysis without code execution.

Shell-based Python version manager that installs and switches between multiple Python versions per-user or per-project.

General-purpose command-line fuzzy finder written in Go for filtering lists interactively.

Shared library for reading and writing HEIF image files (ISO 23008-12), with HEVC video codec support.

C shared library for regular expressions with multi-encoding support (ASCII, UTF-8, EUC, Shift_JIS, ISO-8859, etc.).

MIT Kerberos: network authentication protocol library and utilities for secure ticket-based authentication.

Python command-line tool to download audio and video from thousands of websites including YouTube, with advanced filtering and post-processing.

C library of byte handling functions extracted from Node.js core.

Real-time lossless compression library written in C, with fast compression/decompression for memory-constrained systems.

High-performance theorem prover and SMT solver from Microsoft Research for constraint satisfaction and formal verification.

Collection of essential Linux system utilities (fdisk, blkid, mount helpers, UUID tools, etc.) for disk partitioning, block device management, and system configuration.

Data compressor using Burrows-Wheeler transform algorithm, library and command-line tool.

C library to load and enumerate PKCS#11 cryptographic modules and tokens.

C library implementing the SSH2 protocol with key exchange, encryption, and authentication.

Image encoding/decoding library and command-line tools for WebP format with lossy and lossless compression.

C library for image loading, manipulation, and pixel buffer operations with support for multiple formats.

Shared library to render SVG files using Cairo, written in Rust with C bindings.

Just-in-time compiler for Lua that produces fast bytecode via tracing JIT.

Cryptographic library for TLS, certificate validation, and digital signatures used by Firefox and other applications.

UNIX shell interpreter and command language implementing POSIX sh with extensions.

Ruby 4.0.5: dynamically-typed, object-oriented scripting language interpreter with expressive syntax.

C library for recording and analyzing high-dynamic-range latency histograms with 64-bit counters.

CLI tool for querying, parsing, and transforming YAML, JSON, XML, CSV, and other structured formats using jq-like syntax; written in Go.

C shared library for IDNA2008 and Punycode encoding of internationalized domain names.

C library for encoding and decoding JPEG-2000 images with command-line tools.

WASI syscall API implementation for WebAssembly runtimes, built on libuv for portability.

C library providing re-entrant Git repository operations for embedding in applications.