* [https://github.com/mozilla/MozStumbler/wiki/Using-libstumbler libstumbler] is an embeddable Android library supporting both stumbling and location lookups.
* [https://github.com/microg/IchnaeaNlpBackend Ichnaea NLP Backend] is a [https://github.com/microg/android_packages_apps_UnifiedNlp UnifiedNlp] backend that uses MLS to resolve locations
. The NLP backend requires XPosed to be installed. As of 2015-06-03, this seems to be broken for Android 5.0 and 5.1 ART runtimes.
* Mapzen has shown interest in integrating MLS into their [https://github.com/mapzen/LOST LOST] library in the future.
* [https://play.google.com/store/apps/details?id=com.wilysis.cellinfolite Network Cell Info (Lite)] is an Android application for cell network monitoring, uses MLS and can be configured to optionally contribute data back to MLS.