I'm not quite sure how to place this. For general app telemetry there's https://opentelemetry.io and for tracking user behavior similar to how it's explained in your docs it looks like https://segment.io would be the closest competitor.
How is telemetry.sh different from the above-mentioned?
The big problem in academia very often is that you cannot simply take your research and finish your PhD elsewhere. With jobs you mostly can switch without losing much. Obviously depends on the situation.
They basically killed off all the other minority languages they had in their country (like oxitan) and homogenised on standard French. Some irony in that.