# oppia/oppia

A free, online learning platform to make quality education accessible for all.

Repository: https://github.com/oppia/oppia
Canonical: https://ross.abutalabs.com/products/oppia
Homepage: https://www.oppia.org
Language: Python
License: Apache-2.0
License Family: permissive
Topics: education, interactive, learning, python, appengine, tutor, web, javascript, nonprofit, angular, tutorials, teaching, hacktoberfest, appengine-python, typescript, sdg, sdg-4, sdg4, sdgs
Last push: 2026-08-26T19:29:39+00:00

## Health v2 (maintenance only)
Score: 93/100 (v2, computed 2026-09-03T02:20:16.233290+00:00)
- activity 99, release rhythm 81, longevity 100
- inputs: {"age_days": 4038, "days_push": 7, "days_rel": 44, "gap_med": 49.0, "n_releases_24m": 11}
- flags: no_readme
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 6780, forks 5656 (observed 2026-08-28T04:09:48.553630+00:00)

## What it is
Oppia is a free, open-source online learning platform for creating and taking interactive lessons, built with Python on Google App Engine and an Angular/TypeScript frontend. It is run by a nonprofit with the mission of making quality education accessible to everyone.

## Use cases
- create interactive online lessons and explorations
- learn math and other subjects through guided tutorials
- host a free education platform for underserved learners
- contribute to an open-source education project
- build custom learning experiences with feedback for students

## When to choose
- you want a free, self-hostable platform for interactive, exploratory learning content
- you need lesson authoring with immediate personalized feedback for learners
- you want to support or extend a mature nonprofit education project

## When to avoid
- you need a full LMS with gradebooks, enrollment, and certification features
- you want a lightweight static course site rather than an interactive lesson engine
- you prefer a commercial SaaS with vendor support

## Facets
- artifact type: application
- maturity: active
- function: web-framework, gui, documentation, internationalization
- domain: education, web-development, tutorials
- platform: python, cross-platform
- tags: e-learning, interactive-lessons, nonprofit, tutoring, angular, google-app-engine, open-education, web-server

## Member repositories
- oppia/oppia (main) score 93

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:09:48.553630+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-29T17:42:22.666099+00:00, confidence not recorded.
  - homepage: https://www.oppia.org (fetched 2026-08-29T08:38:18.254575+00:00, sha 647dfd7a73b6)
- Data as of 2026-08-30T08:39:29.467469+00:00.