Placemark is now fully open source

Context: Placemark is a tool that lets you view, create, and edit geospatial (map) data. I ran it as a company for a while and open sourced it when I shut down that company.Yesterday Placemark got a pretty big PR from Birk Skyum, replacing its dependency on Mapbox GL JS with MapLibre, along with some other improvements. Birk is one of the cofounders of MapLibre[1] and a generally prolific open-source contributor.It's merged and live, and you can see it in action at placemark.io. This meant swapping out both the Mapbox frontend code as well as switching to a different tile service - we're now using OpenFreeMap for tiles, OpenMapTiles-based styles, openrouteservice for the routing drawing mode, and MapTiler for the satellite layer. Forks of Placemark no longer require a Mapbox API token to work, but they do require a MapTiler token to support Satellite tiles, and an openrouteservice token to do route-drawing.The big upside here is that this makes Placemark cleanly open source: all of…