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Practical utilities for everyday web development and troubleshooting. Fast, free, and browser-based.
Encode text to URL-safe format (percent-encoding) and decode it back instantly.
Escape or unescape HTML entities to safely display user content in markup.
Break URLs into protocol, host, path, query params, and hash for debugging.
View browser and screen details like user agent, viewport, pixel ratio, and OS.
Generate Basic, Bearer, and API key headers for API clients and testing.
Extract original destination URLs from Microsoft Safe Links in Outlook emails.
Web tools are small utilities that solve specific technical tasks: encoding values, parsing URLs, generating auth headers, or checking browser and device attributes. They are useful for API testing, troubleshooting redirects, debugging analytics parameters, and verifying suspicious links.
FastTools Web Tools are designed for quick workflows: open a tool, paste input, and copy output. The category includes URL Encoder/Decoder, HTML Escape/Unescape, URL Parser, Device Information, Auth Header Generator, and Outlook Safe Links Decoder.