Corona-Warn-App
Native Android app using the Apple/Google exposure notification API. The CWA development ends on May 31, 2023. You still can warn other users until April 30, 2023. More information: observed · 2026-10-11
Health v2 · maintenance only
10/100
- Activity 0
- Release rhythm 8
- Longevity 100
Flags: archived
How is this computed?
round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-10-21. Adoption (stars, forks) is never an input.
- gap_med: n/a
- age_days: 2334
- days_rel: n/a
- days_push: 1237
- n_releases_24m: 0
Adoption not part of the score
2396 stars · 483 forks observed · 2026-10-11
What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-29, confidence not recorded
The official open-source COVID-19 exposure notification app for Germany, developed by SAP and Deutsche Telekom for iOS and Android using the Apple/Google Exposure Notification framework with a decentralized, privacy-preserving Bluetooth approach. Development officially ended on May 31, 2023, with warning functionality ceasing April 30, 2023.
Use cases
- trace covid-19 exposures via bluetooth
- privacy-preserving contact tracing app
- exposure notification app for germany
- open source pandemic contact tracing
- pseudonymous proximity warning system
When to choose
- studying a production-grade decentralized exposure notification implementation
- reviewing the architecture of a government-commissioned privacy-preserving tracing system
- auditing the historical source code of the Corona-Warn-App
When to avoid
- you need an active contact tracing solution today - the app is discontinued
- you want a maintained codebase to contribute to
- you need exposure notification functionality in a currently supported app
Facets
application · maturity abandoned
security privacy mobile-framework healthcare privacy mobile-development self-hosted cross-platform self-hosted covid-19 contact-tracing exposure-notification bluetooth digital-health german-government end-of-life android ios
1 source
- readme: https://github.com/corona-warn-app/cwa-app-android · fetched 2026-10-11 · c9054bf71cb1
Member repositories
| Repository | Role | Health v2 |
|---|---|---|
| corona-warn-app/cwa-app-android | main | 10 |
| corona-warn-app/cwa-documentation | docs | 10 |
| corona-warn-app/cwa-server | backend | 10 |
| corona-warn-app/cwa-app-ios | main | 10 |
| corona-warn-app/cwa-website | frontend | 10 |
| corona-warn-app/cwa-verification-server | backend | 10 |
| corona-warn-app/cwa-verification-portal | frontend | 10 |
| corona-warn-app/cwa-testresult-server | backend | 10 |
| corona-warn-app/cwa-verification-iam | backend | 10 |
For agents
markdown · JSON · MCP: product_card(name="corona-warn-app/cwa-app-android")
Data as of 2026-10-19T08:05:51.212177+00:00 · Report a problem