RfidResearchGroup/ChameleonUltra

Sign in to follow View on GitHub

The new generation chameleon based on NRF52840 makes the performance of card emulation more stable. And gave the chameleon the ability to read, write, and decrypt cards.

Is RfidResearchGroup/ChameleonUltra beginner-friendly?

In the last 30 days, RfidResearchGroup/ChameleonUltra merged 4 of 39 pull requests from outside contributors, and its maintainers usually reply within 6 days. 3 beginner-friendly issues are open now.

Stars
3.1k
Forks
462
Open beginner issues
3
Indexed issues
108
Avg merge
2d 17h
Merged PRs (30d)
4
Dominant language
C
License
GPL-3.0
Last GitHub push
Oct 4, 2026
Latest indexed
Oct 6, 2026
Contributing guide
No code of conduct
Beginner labels
good first issue

How to contribute to RfidResearchGroup/ChameleonUltra

  1. Read the contributing guide first: it says how the maintainers want changes proposed, tested and reviewed.
  2. Your contributions will be published under the project's GPL-3.0 license.
  3. Pick one of the 3 open beginner-friendly issues below and comment that you want to work on it before you start.
Beginner friendly Everything
Open All

Issues somebody may already be working on are listed last. List everything by date

Showing the newest 100

This page lists what was indexed most recently. Advanced filter has the whole inventory, narrowed by language, difficulty and how long a task takes.

Open advanced filter

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.