Be aware of breaking changes when updating from former versions! You'll have to update the database (update script is provided) and adapt your templates.
The documentation contains an Upgrade section with details and suggestions.
- Now with multimedia assets instead of image only
- More than one media asset possible
- Image cropping tool available
- Support of both Rich Text Editors (rtehtmlarea and rte_ckeditor)
- Field order and position in the Backend form is streamlined with TYPO3 v8 LTS (issue #78383)