A curated list of open technology projects to sustain a stable climate, energy supply, biodiversity and natural resources.

Karrot

Web application for organization of foodsaving groups worldwide.

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Consumption - Agriculture and Nutrition - Last synced: 26 Apr 2025 - Ranking: 10.4

Gieß den Kiez

Enable coordinated citizen participation in the irrigation of urban trees.

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Biosphere - Forest Observation and Management - Last synced: 26 Apr 2025 - Ranking: 7.8

Climate Data Rescue

This application seeks to aid in the digitization of paper records through the crowd-sourced transcription of scanned image files, particularly documents ill-suited for Optical Character Recognition.

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Climate Change - Climate Data Processing and Analysis - Last synced: 26 Apr 2025 - Ranking: 6.3

Green Goods

Measures, tracks, and rewards the impact on gardens with a simple progressive web app.

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Biosphere - Biodiversity Citizen Science - Last synced: 26 Apr 2025 - Ranking: 5.6

taxonomy4good

A sustainability lexicon that provides the freedom to create custom taxonomies in addition to listed taxonomies.

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Sustainable Development - Taxonomy and Ontology - Last synced: 26 Apr 2025 - Ranking: 5.3