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Open source solarpunk inspired designs that you can build yourself.

Helios Alpha

A large one-tank hydroponics system.


Various notes related to solarpunk theory and designs.

Solarpunk Project Ideas

A list of examples projects we'd like to have on Solarpunk City.

Design Guidelines for Solarpunk Projects

Elements of successful solarpunk projects

Algae Growth

Prevent hydroponic algae from growing by blocking light to any nutrient solution.


Point a fan at indoor hydroponic plants once they develop their true leaves.