There are several sections covering Half-Life cheats:
- Cheat console commands.
- List of all maps.
- List of all console commands.
- List of all console variables.

The following maps are included with Half-Life. If you wish to jump to a particular map, start Half-Life with "hl.exe -dev -toconsole" and then you will be able to access Half-Life's console using "~" key. Type "/map MAPNAME" where MAPNAME is one of the following:

Single Player:

• c0a0
• c0a0a
• c0a0b
• c0a0c
• c0a0d
• c0a0e
• c1a0
• c1a0a
• c1a0b
• c1a0c
• c1a0d
• c1a0e
• c1a1
• c1a1a
• c1a1b
• c1a1c
• c1a1d
• c1a1f
• c1a2
• c1a2a
• c1a2b
• c1a2c
• c1a2d
• c1a3
• c1a3a
• c1a3b
• c1a3c
• c1a3d
• c1a4
• c1a4b
• c1a4d
• c1a4e
• c1a4f
• c1a4g
• c1a4i
• c1a4j
• c1a4k
• c2a1
• c2a1a
• c2a1b
• c2a2
• c2a2a
• c2a2b1
• c2a2b2
• c2a2c
• c2a2d
• c2a2e
• c2a2f
• c2a2g
• c2a2h
• c2a3
• c2a3a
• c2a3b
• c2a3c
• c2a3d
• c2a3e
• c2a4
• c2a4a
• c2a4b
• c2a4c
• c2a4d
• c2a4e
• c2a4f
• c2a4g
• c2a5
• c2a5a
• c2a5b
• c2a5c
• c2a5d
• c2a5e
• c2a5f
• c2a5g
• c2a5w
• c2a5x
• c3a1
• c3a1a
• c3a1b
• c3a2
• c3a2a
• c3a2b
• c3a2c
• c3a2d
• c3a2e
• c3a2f
• c4a1
• c4a1a
• c4a1b
• c4a1c
• c4a1d
• c4a1e
• c4a1f
• c4a2
• c4a2a
• c4a2b
• c4a3
• c5a1

Multiplayer/Deathmatch:

• boot_camp
• bounce
• datacore
• lambda_bunker
• snark_pit
• stalkyard
• subtransit
• undertow

Hazard Course:

• t0a0
• t0a0a
• t0a0b
• t0a0b1
• t0a0b2
• t0a0c
• t0a0d