--- title: freeCodeCamp posts | daily.dev description: freeCodeCamp is a nonprofit organization offering free online coding courses and programming tutorials, covering topics such as web development, data science, and machine learning. Learners can gain practical coding skills, build real-world projects, and earn certifications to advance their careers in tech. canonical: https://daily.dev/sources/freecodecamp twitter:card: summary_large_image twitter:site: @dailydotdev og:url: https://daily.dev/sources/freecodecamp og:type: website og:site_name: daily.dev og:title: freeCodeCamp posts | daily.dev og:description: freeCodeCamp is a nonprofit organization offering free online coding courses and programming tutorials, covering topics such as web development, data science, and machine learning. Learners can gain practical coding skills, build real-world projects, and earn certifications to advance their careers in tech. og:image: https://api.daily.dev/og/sources/freecodecamp.png og:image:width: 1200 og:image:height: 630 ---  # freeCodeCamp FollowFollowBlock freeCodeCamp is a nonprofit organization offering free online coding courses and programming tutorials, covering topics such as web development, data science, and machine learning. Learners can gain practical coding skills, build real-world projects, and earn certifications to advance their careers in tech. Related tags: [#javascript](/tags/javascript)[#react](/tags/react)[#typescript](/tags/typescript)[#mcp](/tags/mcp)[#github](/tags/github)[#claude-code](/tags/claude-code) [Posts about javascript](/tags/javascript)[Posts about react](/tags/react)[Posts about typescript](/tags/typescript)[Posts about mcp](/tags/mcp)[Posts about github](/tags/github)[Posts about claude-code](/tags/claude-code) [How to Build a Scholarship Research MCP Server with Node.js, Express, and MongoDB](/posts/how-to-build-a-scholarship-research-mcp-server-with-node-js-express-and-mongodb-qrpishmwf)[How to Use Discord with a Screen Reader: A Quick Guide](/posts/how-to-use-discord-with-a-screen-reader-a-quick-guide-eben9xwt7)[How AI Is Changing Patching and What Devs Need to Know About Exposure Management](/posts/how-ai-is-changing-patching-and-what-devs-need-to-know-about-exposure-management-lcxvaw598)[Agentic AI Engineering in Practice: How AI Engineers and Forward-Deployed Engineers Build with Claude Code, Codex, and Gemini](/posts/agentic-ai-engineering-in-practice-how-ai-engineers-and-forward-deployed-engineers-build-with-claud-nj03xq7ka)[Claude Code Observability with OpenTelemetry](/posts/claude-code-observability-with-opentelemetry-g3xp2pzbr)[How to Build AI Systems That Know When They Don't Know: A Practical Guide](/posts/how-to-build-ai-systems-that-know-when-they-don-t-know-a-practical-guide-tej37tpcc)[How OpenTelemetry Works: A Complete Guide](/posts/how-opentelemetry-works-a-complete-guide-56tcccdpu)[How AI Chips Are Made](/posts/how-ai-chips-are-made-hc84gduth)[How to Use Skills in Agentic Flutter Development: A Handbook for Devs](/posts/how-to-use-skills-in-agentic-flutter-development-a-handbook-for-devs-0khawhsnb)[The Builder Design Pattern: A Better Approach to Complex Object Construction](/posts/the-builder-design-pattern-a-better-approach-to-complex-object-construction-tw2pep35u) ## Most upvoted posts from freeCodeCamp ## Best discussed posts from freeCodeCamp ## All posts from freeCodeCamp ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/sources/freecodecamp#organization","name":"freeCodeCamp","url":"https://daily.dev/sources/freecodecamp","logo":{"@type":"ImageObject","url":"https://media.daily.dev/image/upload/t_logo,f_auto/v1628412854/logos/freecodecamp"},"description":"freeCodeCamp is a nonprofit organization offering free online coding courses and programming tutorials, covering topics such as web development, data science, and machine learning. Learners can gain practical coding skills, build real-world projects, and earn certifications to advance their careers in tech."},{"@type":"CollectionPage","@id":"https://daily.dev/sources/freecodecamp#page","url":"https://daily.dev/sources/freecodecamp","name":"freeCodeCamp posts on daily.dev","description":"freeCodeCamp is a nonprofit organization offering free online coding courses and programming tutorials, covering topics such as web development, data science, and machine learning. Learners can gain practical coding skills, build real-world projects, and earn certifications to advance their careers in tech.","about":{"@id":"https://daily.dev/sources/freecodecamp#organization"},"isPartOf":{"@type":"WebSite","url":"https://daily.dev"}},{"@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Sources","item":"https://daily.dev/sources"},{"@type":"ListItem","position":3,"name":"freeCodeCamp"}]}]} ```