The 6 month open source sabbatical is something any external developers can apply to (with a specific Open Source project and an Idea what to do), and the city

The 6 month open source sabbatical is something any external developers can apply to (with a specific Open Source project and an Idea what to do), and the city selects among the candidates. They do explain why they picked libexpat[1] (google translate works well enough for the site). 1: https://opensource.muenchen.de/de/software/libexpat.html#open-source-sabbatical https://opensource.muenchen.de/de/software/libexpat.html#ope...