Mockoon - Mock servers in seconds
LambdaTest - Perform Web Testing on 2000+ Browsers & OS
PHP Serialized Editor - Online visual editor for serialized data
Sentry.io - From error tracking to performance monitoring, developers can see what actually matters, solve quicker, and learn continuously about their applications - from the frontend to the backend.
HugoBot - An integrated scratchpad for PHP
Dico - Hardcoded strings into editable content