There are 87 weapons in Zenless Zone Zero, distributed across 6 Specialtys. Attack is the most represented with 23 weapons, while Rupture has the fewest with 8.
23 weapons have the Attack Specialty.
17 weapons have the Stun Specialty.
15 weapons have the Anomaly Specialty.
13 weapons have the Support Specialty.
11 weapons have the Defense Specialty.
8 weapons have the Rupture Specialty.