List of all installed fonts on a computer

-> First of all start visual studio 2008, 2010, 2012 etc.
-> Click on windows form application 
-> Name the new form load installed fonts (or whatever you want).
-> Add 1 listBox and 1 Button from Toolbox.
     or 
-> Design your form as bellow.

-> Add a reference to the System.Drawing.Text namespace as highlight bellow:

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

using System.Windows.Forms;

using System.Drawing.Text;

-> Now double click the export to excel 2007 button and write the following code

Code for Load listBox Button

InstalledFontCollection fonts = new InstalledFontCollection();             try             {                 foreach (FontFamily fontnames in fonts.Families)                 {                     listBox1.Items.Add(fontnames.Name);                 }             }             catch(Exception ex)             {                 MessageBox.Show(ex.Message);             }

The InstalledFontCollection class defines a class that represents the fonts installed on the system.
-> Run Your Program.