npn.dev
Kyle Unverferth
Test HTTP APIs quickly and accurately
Explore and test HTTP APIs with real-time responses and request validation. Send custom requests, view headers and status codes. Save and organize API endpoints for repeated use.
Showing 21–40 of 1,000 ranked alternatives.
Kyle Unverferth
Test HTTP APIs quickly and accurately
Explore and test HTTP APIs with real-time responses and request validation. Send custom requests, view headers and status codes. Save and organize API endpoints for repeated use.
jaesung Lee
Practice coding interviews with real questions
Prepare for developer interviews with curated technical questions covering CS, iOS, aOS, and frontend. Review answers, receive weekly updates, and use for last-minute practice or pre-interview review.
Konstantinos Meletiou
Create haptic files from animations and audio
Create custom haptic feedback for iOS apps using Lottie animations, videos, or audio. Design patterns with real-time previews on iPhone. Export .ahap files for Core Haptics integration without coding.
Malik Hamza Khalid
Write code with AI help
Write code with AI assistance. Understand each line of code step by step. Fix errors and programming concepts through guided examples. Practice exercises to improve skills. fundamentals without prior experience.
Pranshu Chittora
Run apps, debug, and test on iOS
Run apps directly on iOS devices without manual builds or installations. Use hot reloading to see real-time code changes. Explore interfaces and test functionality on actual devices.
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