Image Export converts PowerPoint slides to high-quality images.
PPT2HTML exports HTML even from PowerPoint 2010 and 2013, gives you full control of PowerPoint HTML output, helps meet Section 508 accessibility requirements
Merge Excel data into PowerPoint presentations to create certificates, awards presentations, personalized presentations and more
Resize your presentations quickly and without distortion
Language Selector switches the text in your presentation from one language to another
FixLinks prevents broken links when you distribute PowerPoint presentations
Shape Styles brings styles to PowerPoint. Apply complex formatting with a single click.
Prep4PDF preserves interactivity in PowerPoint presentations when you convert to PDF
And if you drive PowerPoint on a Mac, see this
If you use versions of PowerPoint prior to X on a pre-Mac OS X Mac, see Q297238 OFF2001: How to Optimize Your Macintosh System Configuration
Also, visit The Mactopia Downloads page where you'll want to download and install the Service Release 1 patch if you haven't already done so.
And of course, drop down to the MAC FAQS section of the main PowerPoint FAQ page where you'll find lots more Mac-specific PowerPoint help.
Did this solve your problem? If so, please consider supporting the PPT FAQ with a small PayPal donation.