CSS Box Shadow Generator
Visually craft a CSS box-shadow with offset, blur, spread, color, opacity, and inset controls, with a live preview and copyable code.
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.env to JSON
Parse a .env / dotenv file into a JSON object and convert JSON back into .env format, handling quotes, comments, and export prefixes.
Web & Dev
Accept-Language / Accept Parser
Parse and sort Accept-Language or Accept headers by quality value (q-factor).
Web & Dev
Asset Cache-Busting URL Builder
Appends a deterministic version/hash query param to a list of asset URLs.
Web & Dev
AsyncAPI Validator Preview
Validate common AsyncAPI structure and summarize channels, operations, messages, and servers.
Web & Dev