Sites like libimobiledevice.org

LIEF, a cross-platform C++, Python and Rust library for parsing, inspecting and modifying executable formats like ELF, PE and Mach-O

Thor Vector Graphics (ThorVG), an open-source lightweight vector graphics engine and project site with release notes by Hermet Park

Stark 4N6, a digital forensics blog with posts on forensic tools, Evidence Locker updates and Android app analysis

pqxx.org is a personal software project site by Jeroen Vermeulen hosting libpqxx, a C++ PostgreSQL client library, plus other open-source tools

Appium documentation: an open-source software project for UI automation of mobile, browser and desktop apps

Noctalia, a family of native Wayland desktop projects (shell, compositor, login screen) by its small volunteer team, with blog and docs

Personal blog by Dan Sanderson, a Seattle software engineer, covering Calypsi C programming, retro computing and MEGA65 projects

Jamstatic, a French blog on static sites and decoupled Jamstack architectures, with tutorials on headless CMS and Hugo

FOSS Torrents is a torrent site distributing free open-source software and games, with a torrent-to-magnet converter and a news blog

The official home of Xfce, a lightweight desktop environment for UNIX-like operating systems, with release news and blog posts

A translation application for Linux desktop and mobile, built for the GNOME desktop and compatible with the free desktop ecosystem

Waydroid, a free open-source project that runs a full Android system in a container on Wayland-based GNU/Linux desktops

A private access computer network run for scientific, experimental and educational purposes, with logged user activity

A directory index of bcachefs-tools release tarballs, signatures and robots files on the evilpiepirate.org server, the source host for the bcachefs filesystem tools

A French-language project: Docusaurus, an open-source static site generator for building documentation websites with MDX and React

The NetBSD Project's home site for its free, portable Unix-like operating system, with documentation, platform lists, news and downloads

DB Browser for SQLite, an open source visual tool for creating, searching and editing SQLite and SQLCipher database files

libjpeg-turbo is an open source JPEG image codec project using SIMD instructions to speed up JPEG compression and decompression

The MacPorts Project's official site offering a package manager for installing open-source software on macOS and other Unix-like systems

Mysk Blog: independent cybersecurity and mobile app privacy research posts, including WebKit leak and macOS sandbox vulnerability disclosures, by Mysk

Buddies of Budgie: the project website for the Budgie Desktop Linux desktop environment, with blog posts, release news, FAQs and downloads

Remmina, an open-source remote desktop client with a news blog and project pages by developer Allan Nordhøy

Libretro, a project and website for the crossplatform application API behind the RetroArch emulator frontend, with news and forums

The Nim Programming Language site: documentation, downloads, FAQ, blog and donation pages for the statically typed, compiled systems language Nim

Scripting OS X, a blog on macOS scripting, shell and Apple administration tips by Armin Briegel, with MacAdmins.news weekly roundups

COIN-OR news blog on open-source operations research software, announcing the COIN-OR Cup awards and foundation board notices

The HDF Group, a non-profit company maintaining the HDF5 data format and library for scientific and engineering data management

Fyne.io is an open-source Go toolkit for building cross-platform desktop and mobile apps, with events, vision and sponsorship pages

Dyne.org, a digital community and free software foundry blog covering open-source tools, art, ecology and decentralized networks, by Dyne.org

A development blog by the author of GearHead RPG, a mecha roguelike, covering release notes and progress on the Caramel beta versions

VirtualGL, an open-source project providing GPU-accelerated 3D rendering to remote X11 clients, with news, documentation and package repositories

Software and writing by Michael R Sweet, covering system monitoring tools, Mini-XML, and related programming projects

Homebrew, a package manager for installing software on macOS, Linux and WSL from the command line

Servo, an open-source web browser rendering engine written in Rust, with a project blog on its development

Privacy Guides is a non-profit website publishing digital privacy news, recommendations, and how-to guides for consumers and technology users

Box2D is a 2D physics engine for games, with a blog by its creator Erin Catto on game physics and programming

Tales of Maj'Eyal, a topdown tactical roguelike RPG game, and the T-Engine4 Lua game engine behind it

Kismet, a wireless network detector and sniffer project with release posts, downloads and documentation by developer Mike Kershaw

Rhino Linux, an Ubuntu-based rolling-release Linux distribution with the Pacstall package manager and XFCE desktop, with downloads and documentation

Joey Hess's personal blog on Debian, software development, off-grid living and related technical projects

Techlore, a privacy and digital surveillance blog and newsletter on owning your online life, by an independent creator

Osmocom, an umbrella project developing open source software and tools for mobile communications networks, run on a Redmine project site