FT2 is a troubleshooting utility that provides a number of useful functions, including at-a-glance display of key system info, fast toggle of invisible files, free memory, remove login items and scan for troublesome apps and files.
FastTasks 2 uniquely allows you to keep logs of your system profile over time so you can easily see what changes were made to your system and when, a vital aid when things stop working as expected and you need to troubleshoot your mac.
FastTasks 2 includes a task organiser, a note taking utility and a search tool to make finding anything on your mac possible when Spotlight and Finder let you down.

Compatibility/Requirements:
OS X Yosemite 10.10.5 or later.

Home Page - https://sqwarq.com/fasttasks-2/