"description": "Displays backend log, both per page and system wide. Available as the module Tools>Log (system wide overview) and Web>Info/Log (page relative overview).",
"description": "Backend user administration and overview. Allows you to compare the settings of users and verify their permissions and see who is online.",
"description": "Contains all the core language labels in a set of files mostly of the \"locallang\" format. This extension is always required in a TYPO3 install.",
"description": "Enables the 'Config' and 'DB Check' modules for technical analysis of the system. This includes raw database search, checking relations, counting pages and records etc.",