Expressions 1.3

An app to play with regular expressions.
Easily and nicely.
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Expressions requires macOS 10.11 or newer

Release notes



Minimalistic UI
Forget about buttons. Just type your pattern and test expression. See the results immediately.
syntax highlighting
Syntax highlighting
Your pattern looks not only nice, but it's easy to read.
reference sheet
Reference sheet
Always forgetting regular expression syntax? Just press cmd+r and check out the reference sheet.
live preview
Live preview
Whatever you write it works instantly. Type your pattern and see the results. Modify your test expression and check if it still works.
expressions library
Expression Library
Application lets you to save your expressions, so you can always get back to them.
group highlighting
Group highlighting
Expressions highlight not only text group but it highlights pattern group as well.
group switching
Easy switching between groups
It's good to see subexpressions. Just press cmd+shift+} or cmd+shift+{.
Beautiful full screen view
Enter full screen mode and enjoy working with regular expressions. No distractions. Just you and your patterns.
multilines and comments
Multiline patterns and comments
Sometimes the pattern is too complex. Just check "Allow whitespaces and comments" option and split your pattern into smaller parts. Add some comments if you like.
dark and light
Dark and light mode
It's great to have dark interface. But sometimes you just want to have a fresh look. Change your interface to Light. It still looks amazing.
Expressions uses ICU regular expression standard. More information you will find here.
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