JavaScript Programming vs HTML Playground

JavaScript Programming is an independent study app designed for focused, practical JS practice with clear feedback on every attempt. It helps you build confidence step by step, whether you are just starting out, preparing for interviews, studying in a bootcamp, or refreshing core concepts as a working developer. You get 160 questions across: - Fundamentals - Practical Skills - Common Pitfalls - Advanced Concepts Main features: - Spaced-repetition review powered by FSRS intervals - Weak-point heatmap to identify fragile areas quickly - Daily challenge to keep your learning streak active - Mock exams for realistic timed practice sessions - Every question includes a concise explanation - Offline practice for study anywhere, anytime Independent study app for JavaScript programming practice. Not affiliated with, endorsed by, or sponsored by any company, certification body, exam operator, or vendor. All trademarks belong to their respective owners. Practice offline, no login required.

Learn HTML, practice with quizzes, and generate real code, all in one app. HTML Playground is built for beginners who want a clear path and for developers who want fast, reliable HTML generators in their pocket. LEARN HTML STEP BY STEP Follow 55 short, focused lessons across 8 sections: Basics, Attributes, Text and Formatting, Forms, Tables and Media, Semantic HTML, Head and SEO, and a full Tag Reference. Every lesson comes with real code examples and pro tips, so you understand not just what to write but why. TEST YOURSELF WITH QUIZZES Answer 161 questions across 13 categories with instant feedback. Skip and go back freely, or jump into random quiz mode for a mixed challenge. Earn XP, level up, and beat your best score in every category. DAILY CHALLENGE Five fresh questions every day to keep your skills sharp. Earn bonus XP and build a daily streak that rewards you for showing up. 82 HTML TOOLS AND GENERATORS Stop memorizing syntax. Generate clean, ready to use HTML in seconds with a live preview and one tap copy. The toolbox includes generators for: - Buttons, links, and mailto and tel links - Forms and every input type (text, email, password, date, number, range, color, file, and more) - Tables, lists, and description lists - Images, responsive images, video, audio, and iframes - Meta tags, viewport, charset, favicon, Open Graph, page title, and canonical URL for SEO - Semantic tags, headings, blockquotes, and formatting - Utilities: HTML formatter, HTML minifier, tag remover, link extractor, HTML to text, and HTML to Markdown Your most used tools appear right on the home screen for instant access. CHEAT SHEET Every HTML tag on one searchable page. Tap to copy any tag, or share it in a second. The fastest way to find the tag you need. STAY MOTIVATED Unlock 14 achievement badges for XP milestones, streaks, perfect scores, completed lessons, and tools used. Watch your XP, level, and day streak grow as you learn. MADE FOR YOU - Dark mode for comfortable coding day or night - Haptic feedback for a responsive feel - Favorite tools for quick access - All progress stored locally on your device WHO IS IT FOR - Students learning web development and HTML for the first time - Self taught coders who want structured practice - Web developers who need quick, accurate HTML snippets - Anyone preparing for coding interviews or exams