If you like to use Finder to browse your projects, you might like adding a right-click action to open a file or a folder directly in Sublime Text 2 (or whatever you prefer).
It is easily doable by creating a new service with Automator.
Open Automator and create a new service:
Select objects that receive the new service. Here we want to add the right click extension to files and folders:
 On the left pane, select “Open Finder Items” and drag it to the right pane.
 Now in ‘Open with’ action, select Sublime Text 2 :
Save your new service:
Try it in Finder!