Regex Builder & Tester
Write, explain and debug regular expressions visually.
An interactive regex editor with live match highlighting and a plain-English explanation of each token. Saves hours the first time you have to parse a messy log or validate user input properly.
regextooldebug
What you get
- Web tool — delivered from the official source, always the latest version.
- Licence: Free tier — no card required. Safe to use in personal and client work.
- No signup, no email wall, no download manager.