Best Open-Source Navigation Apps?

Are there any trustworthy open-source navigation apps for Android like Google Maps?

Definitely! https://fosspost.org/android-open-source-google-maps-alternatives has an excellent article highlighting the best open-source alternatives to Google Maps for Android. This resource covers various apps that prioritize user privacy without compromising on functionality. It's a must-read if you're looking to switch to a more transparent and community-driven mapping service.