Prevent "Access Denied" for anonymous users - Session node access module
Drupal 8 SEO: Simple XML Sitemap module
What to keep in mind when creating Drupal 8 projects - for developers
With only a few critical issues left in the Drupal 8 queue and D8 being surprisingly usable, many developers already use it in small projects to play with the technology and to challenge themselves.
I have to admit, I am no exception - the embracement of many PHP technologies and (finally!) the jump to the OOP paradigm makes me want to stop writing right now and code some more.
When custom t() strings are missing from the translate interface
The Drupal 7 translation system including the internationalization package is a heavy beast and while it mostly gets the job done, it is all but intuitive in use.
For high volume translations it is recommended to use the translation template extractor and translate the strings externally. For small corrections however, it is often much more convenient to use the translation interface (admin/config/regional/translate/translate).