Description
Key features:
- Kint (enable kint submodule, for pretty variable printing, way to view properties and methods)
- DevelMailLog (redirect all mail to text files instead, specify location directory, specify filenames using tokens for recipient, subject, timestamp) - DevelMailLog requires that you also install the MailSystem module to activate it
- Config Editor and State Editor (enable via /admin/config/development/devel/toolbar)