Ormolu Live

Version 0.8.0.2, commit 6080f13, using ghc-lib-parser 9.14.1.20251010

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.