Sites like modernescpp.com

C++ Insights, a tool by Andreas Fertig that shows the source-to-source transformations the Clang compiler applies to C++ code

A blog and weekly newsletter on modern C++ articles, news, and tools, written by Bartłomiej Filipek

Meeting C++ news site and blog on the C++ programming language, covering its conferences, training, books, jobs and community

Andreas Fertig's site on modern C++ training, consulting and speaking, with a blog, C++ Insights and books

CodeOpinion, a blog and video channel on software architecture and design topics by Derek Comartin

An open-source reference of algorithms and data structures for competitive programming, maintained as a community-written website

Matt Godbolt's blog on retro computing, AI, Rust, compiler tooling, and video game programming, written by a software engineer

The Insight Software Consortium, a non-profit body maintaining open-source medical image analysis software such as the Insight Toolkit (ITK)

LibrePCB, a free open-source electronic design automation suite for drawing schematics and designing printed circuit boards, with a blog and documentation

An online C++ compiler and shell where users run and share C++ code snippets in the browser

Personal website of Jon Gjengset, a Rust engineer and educator, with CV, research papers, and blog posts on systems topics

MSYS2 is a software distribution and build platform for Windows providing Unix-like tools, compilers and package management documentation

AssemblyScript is a TypeScript-like language and documentation site for compiling code to WebAssembly

YaCy free peer-to-peer search engine software for local, intranet and decentralized web indexing, with its documentation and FAQ

Leanpub, a self-publishing platform where authors sell early-access and in-progress books, including technical titles on software and AI

A software engineering and data science blog by the Hackers and Slackers non-profit, covering Python, Ubuntu, Power BI and more

LinuxFr.org is a French-language community news site and forum about Linux and free software, run by volunteer moderators

A JavaScript toolkit, gulp.js, for automating build workflows with composable streaming tasks and plugins, documented through its project website

Linuxiac, an English news site covering Linux and open source software, plus guides to distributions like Fedora and Gentoo

A web tool for creating and sharing text-based UML diagrams, with documentation, pricing and a changelog, run by yUML

LabStack is an independent software studio building small, focused developer tools, each made to do one thing well

The Zig programming language project's website, covering the general-purpose language, toolchain, documentation, and the Zig Software Foundation

The International Obfuscated C Code Contest site: rules, entries, winners and FAQ for a yearly C programming contest, by Landon Curtis Noll and Simon Cookson

The official home of the Haskell programming language, covering its compiler GHC, build tool Cabal, installer GHCup and community resources

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

NumPy project website: the official home of the open source Python library for numerical computing and N-dimensional arrays

SciPy, an open source Python library of algorithms for scientific computing, covering optimization, integration, interpolation, statistics and differential equations

JUnit, a open-source testing framework for Java and the JVM, with documentation, release notes and project information

A project website for PyPy, an alternative implementation of the Python programming language with a just-in-time compiler

Ogre3D, an open source C++ 3D graphics rendering engine with news, community forums, a legacy wiki and support

OneLoneCoder, a programming tutorial and video channel by Javidx9 covering coding projects, games and emulators

A collection of free image processing algorithms and documentation for the scikit-image toolbox in Python

A personal blog by software developer Paul Cochrane on software development, Python, computational physics and science

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

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

Godot Engine, a free open-source 2D and 3D game engine with a project blog and forum, with news by Thaddeus Crews and others

Xmake, an open-source cross-platform C/C++ build tool and package manager configured in Lua

Chipstrat, a Substack newsletter by Austin Lyons on semiconductors, AI chips and tech business strategy

Essays, research and open-source projects on AI-assisted software engineering by Siddhant Khare, a Okta engineer