Found this code, think it might help.

[Polygons1]

https://github.com/dmulloy2/ProtocolLib/blob/master/src/main/java/com/comphenix/protocol/PacketType.java

[Snowiiii]

Mhh, Not really. The Link you give is are just Packet Types implemented by Protocol Lib, Nothing we can't find ourselfs.

Wiki.vg is good, but since yesterday i started to lose trust in wiki.vg. The best source for Packet implementations is still Vanilla code