A free edge API by formatho.com, privacy-first developer tools.
Free, no signup, runs entirely in your browser — your data never leaves your device.
curl "https://url-encoder-formatho.filesformatho.workers.dev/api?text=hello%20world&action=decode"
curl "https://url-encoder-formatho.filesformatho.workers.dev/api?text=a%20b%2Fc%3Fd&action=encode"
Full parameter reference and live response: /api endpoint.
Prefer a UI? Use the complete client-side version — your data never even leaves your browser: URL Encoder/Decoder Online on formatho.com.
Browse every free Formatho Worker tool on the Formatho Tools index.