regex101
Rubular
https://rubular.com/
Rubular is a Ruby-based regular expression editor. It's a handy way to test regular expressions as you write them.
Added 2 years ago
OpenRegex
https://github.com/SunneV/OpenRegex
OpenRegex is a simple, self-hosted, web-based regular expression (regex) tester and debugger.
Added 1 year ago