Text Sharp is a free extension for Visual Studio 2010+ that lets you adjust text clarity in the IDE.
v1.7 adds the ability to select text formatting and text hinting modes. While the Display text formatting mode generally produces crisper text, the Ideal text formatting mode and the Animated text hinting mode allow sub-pixel text positioning that you may like as well:
Text Sharp options page in Visual Studio 2013
https://tabsstudio.com/
Making Visual Studio perfect 