OSRM - Utilities, Application Utilities, and Mapping APIs
Mapbox - An open source mapping platform for custom designed maps. Our APIs and SDKs are the building blocks to integrate location into any mobile or web app.
pgRouting - Repository contains pgRouting library. Development branch is "develop", stable branch is "master" - pgRouting/pgrouting
QGIS - QGIS is a desktop geographic information system, or GIS.
FRRouting - FRRouting (FRR) is an IP routing protocol suite for Linux and Unix platforms which
ArcGIS - ArcGIS software is a data analysis, cloud-based mapping platform that allows users to customize maps and see real-time data ranging from logistics support to overall mapping analysis.