MathType 6.8 is a legacy version of the professional equation editor developed by Design Science
As an Image: You can save your equations as .eps files for professional publishing or .gif for web use. mathtype 6.8
Avoid MathType 6.8 if:
A Word of Warning: Be cautious of "free downloads" from third-party sites. They are often riddled with malware. Verify your installer hash or use official media. MathType 6