Developers

Million builds open-source developer tools, datasets, and reinforcement learning environments for web and coding agents.

Medusa is an open-source commerce platform for developers and agents building commerce applications.

PHP: The Right Way offers a quick reference to PHP practices, coding standards, and links to tutorials.

Valinor maps input data into strongly typed PHP structures without external dependencies.

Staying visualizes Python, JavaScript, and C/C++ execution step by step, showing variables and changing data structures.

The interactive HTML Cheat Sheet includes code examples, developer tools, and markup generators.

fast.ai shares lessons and resources focused on making deep learning more accessible to learners.

react-spring provides fluid animations for user interfaces and application interactions.

Use Web ToolBox for browser-based formatting, conversion, encoding, generation, and validation tasks in web projects.

MDN Web Docs documents open web technologies, including HTML, CSS, JavaScript, and APIs for websites and web apps.

Switch between host file configurations on macOS, Linux, and Windows with SwitchHosts.

CheckiO provides coding games where learners practice Python and TypeScript programming.

The Accessibility Developer Guide teaches how to build accessible websites.

web.dev provides resources for learning web development, including guides and material that readers can organize into collections.

A community-curated directory of resources for finding remote freelance and contract work in software development, design, and related fields.

Slidev creates presentation slides for developers, according to its site.

WakaTime tracks coding time and AI usage across editors, with views by project and language.

Devin provides autonomous coding agent features for developers doing software engineering work.

Build and collaborate on web projects in StackBlitz’s browser-based IDE, with app generation through Bolt.

Museeks provides a cross-platform music player with a simple interface, according to its project description.

Learn PHP collects curated resources for learning and practicing the PHP programming language.

WeKan offers an open-source kanban app for organizing work; its repository also states that the project has no telemetry.

Josh Comeau publishes friendly front-end web articles and tutorials, including material on anchor positioning.

Devina groups 78 online tools for text, time, data, media, networking, code, and other work.