HERE WeGo - HERE WeGo - Maps - Routes - Directions - All ways from A to B in one
draw.io - Online diagramming application
AutoZen - AutoZen is a great driving companion for Android.This app will help you stay focused while driving with the Turn by Turn Navigation.
LucidChart - LucidChart is the missing link in online productivity suites. LucidChart allows users to create, collaborate on, and publish attractive flowcharts and other diagrams from a web browser.
Google Maps - Find local businesses, view maps and get driving directions in Google Maps.
PlantUML - PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.