Is your feature request related to a problem? Please describe.
A clear and concise description of what the problem is. Why do you want this feature

Pufferfish is fork of Paper.
https://github.com/pufferfish-gg/Pufferfish
Purpur is fork of Paper
https://github.com/PurpurMC/Purpur

Describe the solution you'd like
A clear and concise description of what you want to happen.

Add support or edit supported server types for These.

Unless these forks of forks of forks change something they shouldn't, BlueMap should already work as-is. Listing or officially supporting the infinite number of forks of forks of forks wouldn't gain anything for BlueMap.