This post is part of brief series I am doing suggesting vehicles that use a special mechanic, in this case vehicles that can launch rockets. I tried to mark vehicles that were prototypes and/or barely produced, but I may have missed some.
Posts from this series:
A Collection of Potential APCs
A Collection Of Potential Flametanks 
A Collection of Potential Amphibious Vehicles
Criteria: A land or water vehicle that has a rocket launcher system.

Axis Rocket Vehicles
Toldi 44M Buzogányvető (prototype)
Sturmtiger

Zrínyi I (prototype)

H39 Wurfrahmen 40 (at least 1 converted)

8 cm Raketen Vielfachwerfer auf Fahrgestell Zgkw S303(f)

Prototype Panzerwerfer
Borgward IV Pz. Jager Wanze
Raketenwerfer auf Fahrgestell Panzer IV (prototype)

Toldi 2 44M (was probably never built)

Allied Rocket Vehicles
American

T40/M17 Whiz-Bang (few made)
T40/M17 Whiz-Bang Modified (at least 1 converted)
M26 T99 (prototype)

Sherman T99 (prototype)

Lvt4 T45 (prototype)
Lvt4 T54 (prototype)

M2A1 Rocket Halftrack (1 field modification)

Sdkfz-251 Calliope (at least 1 converted)

T105 (prototypes)
M31 (prototype)
Commonwealth

Firefly with Tulip Rocket Launchers

Sherman V with Tulip Rocket Launchers

M4A4 with Tulip Rocket Launchers

Churchill AVRE Snake (few converted)
Cromwell V with Tulip Rocket Launchers (prototype)

T17e1 with Tulip Rocket Launchers (prototype)

Infantry Tank Mk. IV, Churchill Snake (few converted)

Matilda Hedgehog (few built) (not a rocket I suppose)

Soviet Rocket Vehicles
BM-13N
BM-31-12


BM-13-16 on W.O.T. 8 chassis
KV-1K (prototype)

(prototype)

(prototype)

(prototype)


T-27 Rocket (prototype)

Additions to this list is appreciated.


























