Ormolu Live

Version 0.8.1.0, commit cb85bd8, using ghc-lib-parser 9.14.1.20251220

Check idempotence (formatting twice is the same as formatting once)
Unsafe mode (don't ensure that formatting preserves the AST)
Format a Backpack signature
Show internal parse result

Note that this website is entirely client-side; in particular, your input is never sent to a remote server.