Sites like godbolt.org

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

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

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

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

A German blog about modern C++ programming by Rainer Grimm, with over 700 posts

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

Swiftology, a blog by Alex Ozun on Swift programming, type-driven design, concurrency, testing and software design

Amos Wenger's blog and video series on Rust programming, computer internals, and software engineering, written in English

pwndbg is a GDB and LLDB plug-in for debugging, with documentation on setup, commands and features

A personal site by Matt Sh offering... no, forbidden. Here: A personal site of programming notes, including a decision-gating library and a tutorial on C const declarations, by Matt

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

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

The Rust Programming Language project's official site for the Rust systems programming language, with documentation, learning resources and community pages

Computer, Enhance! is a Substack newsletter on programming courses and interviews by Casey Muratori

A blog and video archive on learning the Rust programming language, by Tim McNamara

Digital Grove, a Substack newsletter by Ryan Fleury on towards better computers

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

Chips and Cheese, a Substack newsletter of deep-dive articles on computer hardware, software and the wider tech industry

Dan Luu's personal blog of essays on software engineering, hiring, AI evaluation, and programming practice

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

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

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

The official website of the D Programming Language, covering its documentation, downloads, compiler releases, and community resources

Throw The Switch, a community site on C development tools such as the Unity, CMock and Ceedling unit-testing frameworks

Murat Genc's blog of programming articles on Zig memory management, pointers, and design patterns, mostly in English

Andrew Gallant's blog on programming, Rust libraries, regex and CSV tooling, and open source software

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

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

Ferrous Systems, a Berlin company offering Rust programming consulting, custom solutions and training for teams and embedded developers

Yummy Melon hosts Scrim and Captee, macOS tools for Emacs and Org, plus Charles Choi's "notes from /dev/null" blog on Emacs

A C++ microframework documentation site for Crow, a library for building HTTP and WebSocket web services

Xe Iaso's personal website: blog essays, talks, and Twitch VOD archive on making technology understandable, by a technical educator

Zigtools, a website of free open-source developer tools such as the ZLS language server for the Zig programming language

A tutorial blog by Subbu on SystemVerilog, UVM, ASIC/SoC design, memory, formal verification and Python for hardware engineers

massCode is a free, open-source, local-first developer workspace app for snippets, notes, API requests, diagrams and calculations

Rust Magazine, a non-profit online publication on the Rust programming language and its ecosystem, with articles and interviews by Rustaceans worldwide

Open5GS, an open-source C implementation of the 5G Core and EPC network software for building LTE and NR mobile networks

Sean McArthur's personal blog and site on Rust, HTTP, async and open source, with consulting and short microblog posts

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