RE
⚙️ Dev
regexo
Regular expression tester
regexo is a free, no-sign-up online dev tool: regular expression tester. Everything is computed right in your browser — no data is sent to a server, your information stays private. Fast, ad-free, works on mobile and desktop. Keywords: regex, regexp, expression, test, match.
FAQ
Is regexo free?
Yes. regexo is completely free with no sign-up — regular expression tester. No hidden costs, no credit card.
Is my data sent to a server?
No. regexo runs 100% in your browser — everything is computed locally, nothing is transmitted or stored. Your data stays private.
Do I need to register or install anything?
No. Open regexo and start right away — no account, no install. Works on mobile and desktop.