For now, here is a zip file of every public silencer map (excluding included levels)
Click it!
Reviews forthcoming.

Star72

Max Players: 8
Max Teams/Num Lrg Terminals: 6
Num Sm Terminals: 14
Powerups: SuperShield, Jetpack Fuel, Hacking Cypher, Neutron Bomb, Invisibility
Security: 2 Robots, 1 turret, some guards
Review:

Theto6e

Num Sm Terminals: 9
Num Lrg Terminals: 4
Powerups: Supershield
Review:

Powerup information

SuperShield: Supershield is one of the more common powerups. It instantly charges your shield to double it's normal capacity.
Hacking Cypher: The hacking cypher will double your normal hacking ability for a short time. This includes faster access to the secret, as well as double the files.
Jetpack Fuel: The jetpack fuel will instantly refill your jetpack once you run out of fuel for a brief duration.
Neutron BombThe Neutron bomb powerup will set off a neutron bomb 15 seconds after retrieval.
InvisibilityThe Invisibility powerup will turn an agent invisible to government security and other agents for a brief duration.