All Autocomplete
Extend Sublime autocompletion to find matches in all open files of the current window
v2017.04.11.21.19.15; github.com/alienhard/SublimeAllAutocomplete

Copy Relative Path
Adds a command to the right click context menu of sublime that all.r...ative to your project directory
v2014.05.27.17.22.48; github.com/bpicolo/CopyRelativePath

Package Control
A full-featured package manager
v3.3.0; packagecontrol.io

ProjectManager
Project Manager for Sublime Text 3
vO.7.15; github.com/randy3k/ProjectManager