Sites like kubito.dev

Sessionize is a cloud software tool for managing conference call for papers, schedules and speakers

Freeter, a desktop app that organizes work by projects and tasks, with a blog on productivity and browsing

Mage2Gen, a online tool that generates base code for Magento 2 modules, with a snippets library

Latent.Space is an AI engineering newsletter, podcast and community by Shawn "swyx" Wang covering agents, models and infrastructure

async-std project site documenting the Rust async standard library, with API docs, project status and contribution guidance

A turn-based post-apocalyptic survival roguelike game called Cataclysm: Dark Days Ahead, with its downloads, releases, packaging and donations pages

A Belgian software studio's website covering Rama network framework releases, Netstack.FM podcast, Rust training, and newsletter, by Plabayo

Personal site of Alex Ellis, a cloud native consultant writing about serverless, microVMs and containers, and his products OpenFaaS, Actuated and Inlets

Mockoon, a free open-source desktop app and CLI for designing and running mock APIs locally, plus the Mockoon Pro team service

SemiAnalysis is an independent research firm publishing semiconductor and AI industry models, reports and newsletters for businesses and institutional clients

hledger is an open-source plain text accounting tool and manual for tracking money, investments, and time with double-entry bookkeeping

The V programming language, a compiled open-source language site with documentation, comparisons and a compiler for maintainable software

OpenFaaS, a serverless functions platform for deploying event-driven functions on Kubernetes or at the edge, run by OpenFaaS Ltd

codebar is a UK charity running free programming workshops and coaching for underrepresented groups in tech, with event listings

TecMint, a Linux how-to blog with tutorials and guides by Ravi, founded in 2012

The Crystal programming language project's website with language releases, API documentation, news and the core team

A full-stack PHP framework delivered as a C extension, with its documentation and release news from the Phalcon project

Luanti: an open-source voxel game engine and platform, formerly Minetest, for playing, modding and creating games

A security-focused, compartmentalizing desktop operating system based on Xen, with project news, hardware compatibility list and documentation

Branchable is a hosting service for Ikiwiki-powered websites, wikis and blogs built on Git

Oh My Posh documentation for a cross-shell prompt theme engine that customizes terminal prompts, with installation and configuration guides

Bay 12 Games, the independent developer's site for Dwarf Fortress and other games, including Liberal Crime Squad and WWI Medic, by Tarn Adams

BeagleBoard.org is an open hardware single-board computer project offering documentation, forums, books and support for makers, educators and developers

Stylelint, a linter for CSS and related stylesheet syntax, with documentation, changelog, contributing guide and vision pages

A C programming library for making videogames, with examples, games gallery and zlib-licensed source code

A French-language project page for Armbian, an open-source Debian and Ubuntu Linux distribution for ARM single-board computers

Alpine Linux, an independent lightweight Linux distribution built on musl libc and busybox, with its release announcements and documentation

A free, extensible text-based IRC chat client, WeeChat, developed by a volunteer group of open-source programmers

Consulting, design and development studio nystudio107 offering Craft CMS plugins such as SEOmatic and Image Optimize

Sindre Sorhus's website presents his Mac, iOS and open-source apps, such as the Aiko transcription tool and Dato menu bar calendar

Typesense, an open source in-memory search engine and alternative to Algolia and Elasticsearch, with documentation and Docker images

Manjaro, a Linux distribution built on Arch with rolling releases, with news and team pages by its core developers

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

It's FOSS is an English-language blog on Linux tips, tutorials, applications and news, written by Abhishek Prakash

Starship, a minimal, customizable shell prompt written in Rust, documented across multilingual pages and an FAQ

Mocha, a JavaScript test framework for Node.js and browsers, with its project documentation and API reference

PostCSS, a JavaScript tool documentation site for transforming CSS with plugins such as Autoprefixer and its API reference

A free, open-source Android-based mobile operating system for various devices, with release changelogs and news from its team

A documentation site for pre-commit, a framework for managing and running git pre-commit hook scripts before code review

Nicky Case's personal site of interactive games, essays, and videos explaining ideas about systems, psychology, and play

A free, open-source web development curriculum with curated online resources and project lessons, run by volunteers