- Autocomplete SQL commands
- Do not edit NULL values by Modify (bug #967)
- Fix foreign key actions (regression from 5.1.1)
- MySQL: Display number of found rows in group queries (regression from 5.1.1)
- PostgreSQL: Support COPY FROM stdin in SQL query (bug #942)
- non-MySQL: Parse '--' without trailing space as comment in SQL command (bug SF-842)
- MS SQL: Limit one INSERT in export to 1000 rows (bug #983)
- CSS: Add logo
- Editor: Move mass sending e-mails to a plugin
- Plugins: Support translations by extending Adminer\Plugin
- New plugin: Configure options by end-users and store them to a cookie
- New plugin: Configure menu table links
- New plugin: Set up driver, server and database in Adminer Editor