OSGeo is a community of folks making use of and developing open source
applications.
What you are describing is a very difficult issue (and a request I have
seen before). Indeed I watched a good presentation on the topic at one of
our foss4g events.
I do not know of any open source team working
I'm surveying a lot and had to check the legal description against what I
found on the ground to find if a certain iron was right (it wasn't). The legal
description doesn't close, so I tried to find the surveyor who drew the map
that the legal description was drawn from. I searched the web for