The main page lists these information departments of the site:
- Open Source Tech - for exchanging open source technical plans, etc.
- Directory - with a hierarchical list of relevant technical topics
- PowerPedia - a sub-wiki for power and electronics
- PESWiki sites - for special PESWiki projects
- Videos - energy-related, for download
- Academy - courses, papers etc.
- Political action - regarding environmental and sustainable energy issues
- peswiki.com/index.php/Main_Page The PESWiki site on sustainable energy