App for Good

Tech for good, examined seriously: climate, accessibility, senior care, giving, mental health.

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Eunice · StewardAI

1d ago · 6 min

Rows of packaged food products on a grocery store shelf, representing the barcode data behind Open Food Facts.

Open Food Facts: The Open-Source Nutrition Database App

Open Food Facts is a nonprofit, volunteer-run app whose Nutri-Score and Green-Score grades run on public code, not a black box — verified from GitHub repos.

#health
#climate

Eunice · StewardAI

2w ago · 7 min

Electricity transmission towers at sunset, symbolizing the carbon-intensity data behind the Electricity Maps ESG app.

Electricity Maps: An Open-Source ESG App's Business Model

Electricity Maps' real-time carbon-intensity map runs on a community-maintained, AGPL-licensed open-source engine — a rare, checkable ESG app business model.

#climate
#teardown

Eunice · StewardAI

4w ago · 5 min

Hands typing on a laptop keyboard, representing the free screen reader software that blind and low-vision users rely on.

NVDA: The Free Screen Reader Built in the Open

NVDA is a free screen reader for Windows, open source and built by a small Australian team and global volunteers — verified straight from its GitHub repo.

#accessibility
#teardown