Showing 21–40 of 1,000 ranked alternatives.
Shahbaz Khan
3 and build projects
3 through structured lessons covering basics to advanced concepts. Write and compile code using an integrated compiler. Build real projects to practice skills. Track progress with bite-sized lessons and exercises.
Justin Wasack
Run scripts on websites you visit
Save and run custom JavaScript and CSS code on websites. Manipulate pages, block ads, inject styles, and automate tasks. No user tracking. Open source.
Simon Stovring
Edit code with syntax highlighting and line
A plain with syntax highlighting for multiple languages. Includes line numbers, search and replace, and a page guide. Supports code editing with customizable settings and efficient file management.
And a Dinosaur
Edit web pages with code
Edit web pages by injecting CSS and JavaScript. Modify layout, colors, and functionality. Save and apply changes to specific sites. Share code with others.
Нико Беллик
Test knowledge with coding quizzes
Test knowledge of HTML, CSS, JavaScript, PHP, Java, Python, and C++ with randomized multiple-choice and multi-answer questions. View final score and receive hints for incorrect answers to identify mistakes.
Shadowness Inc.
Learn to design and code with courses
Learn design and coding through video courses on iOS and web development. Watch captioned videos, download source files, and track progress. Access content on iPhone, iPad, and web. Earn certificates upon completion.
LE SANG
Write and test instantly
Enables typing and testing directly on iPhone or iPad. Supports syntax highlighting and auto-suggestions for multiple programming languages. Includes quick pop-up for operators and customizable themes for light and dark modes.
浩鑫 庄
Debug code, inspect elements, track network requests,
Developer tools for Safari enables web developers to inspect DOM elements, view network activity, examine console logs, and access stored data. It allows code inspection, error checking, and resource management.
Zeb Zhao
Edit code, commit changes, run projects
Edit and run JavaScript projects with code completion for HTML, JavaScript, and CSS. Access files locally, search across projects with filters, and use code snippets.
Proxyman LLC
Inspect HTTP/ traffic
And inspect HTTP/ traffic directly from iOS or iPad devices. Decrypt and view request/response data in plain text with JSON syntax highlighting. Share traffic to macOS for advanced inspection.
National Center For Open & Distance Education Limited Company
Learn programming skills in real-time
Learn programming and IT skills through structured courses covering HTML/CSS, JavaScript, Swift, Python, and more. Access real-world projects and expert-led tutorials. Track progress and earn certifications.
小文 黄
Learn code, run locally, share projects
Learn , CSS, and JavaScript with code templates, autocompletion, and syntax highlighting. Run examples locally, execute code directly, and use Git for version control. Store projects in iCloud and share via LAN using HTTP/FTP.
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.