How to install jb_unknown in CS 1.6?

Download the jb_unknown map file (.bsp), place it in your Counter-Strike 1.6 "cstrike/maps" folder (usually at C:\Program Files\Steam\steamapps\common\Half-Life\cstrike\maps), and restart the game. The map will appear in the map selection menu or you can join a server running it.

How many servers are playing jb_unknown right now?

Currently 0 servers are playing jb_unknown. The map has been played a total of 221 times across 1 servers.

JailBreak jb_

jb_unknown

Servers playing now

Total servers

Times played

221

Last played

Nov 4, 2026

Download from GameBanana Similar maps

Servers playing jb_unknown0

No server is playing jb_unknown right now. Browse the server list

Daily activity

Daily totals from Jul 11 to Nov 4, 2026

Servers that played jb_unknown recently

1 server ran jb_unknown in the last 90 days.

Server	Rounds played	Last seen
#05 [Alta-Fruta] Jailbreak [www.altafruta.net]	42	Nov 4, 2026

How to install jb_unknown

Download the jb_unknown.bsp map file from GameBanana or another trusted source.
Locate your Counter-Strike 1.6 installation folder. The default path is: C:\Program Files\Steam\steamapps\common\Half-Life\cstrike\maps\
Copy the .bsp file into the maps folder. If the download includes .wad or .res files, place them in the cstrike folder.
Restart Counter-Strike 1.6. The map will appear in the map list, or you can connect to any server running it from the server list.

About jb_unknown

jb_unknown is a JailBreak map for Counter-Strike 1.6. It has been played 221 times across 1 servers. Last played on November 4, 2026.

JailBreak (jb_) maps simulate a prison environment where Counter-Terrorists act as guards and Terrorists are prisoners. Guards must manage prisoners through mini-games, activities, and rules. Prisoners can attempt to rebel and escape. It is one of the most social CS 1.6 game modes.

jb_unknown

Servers playing jb_unknown0

Daily activity

Servers that played jb_unknown recently

Other JailBreak maps