I created a page to help prevent conflicts and allow multiple programmers to coordinate protocol definitions.
https://wiki.secondlife.com/wiki/LSL_Protocol
I also created a page for my automatic vehicle system.
https://wiki.secondlife.com/wiki/LSL_Protocol/AutoBahn
Key features.
1. Uses llKey2Name to find the next road prim since each road prim holds the key to the next.
2. Uses a self replicating script to update the road prims while leaving them script free.
3. Uses the name of a notecard instead of it's contents to store settings.