In this article we will give an overview of where you can download shapefiles based on OSM data and also how you can contribute to the project.
Downloading OSM shapefiles
The OpenStreetMap data “lives” within a huge PostGIS database. At regular intervals some of the data are exported and made available in other formats. The below link will take you to a fantastic place where you can download the Tanzanian data sets.:
If you click around some you will also find sources for other parts of East Africa, or other countries/places.
Contributing to the OpenStreetMap project in Tanzania
The OpenStreetMap project in Tanzania needs your help. either by tracking the roads and paths you travel by, or by you digitizing on-screen using one of the many tools.
If you decide to contribute it could be a good thing to take a look at the country guidelines for contributions: