AWS Amplify - JavaScript library for app development using cloud services
Enki - The 5-minute daily workout for your dev skills
Online Compiler & Editor - Online Compiler & Editor is the highly efficient and fast-speed online compiler IDE that can run, execute, and compile the snippet on mobile and tablets by supporting more than forty-five programming languages.
Mimo - Learn how to code on your iPhone📱
VanillaList - Repository of handpicked best vanilla JavaScript plugins and resources to save time as a developer and create high-performance web apps.
Hopscotch for iPhone - Code games and art on your iPhone