This is the HL2-Maps category

Opposing Force map releases. These can be installed manually or, in most cases, with MapTap.

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Sewer Sickness

for Half-Life 2

Single Player First Person Shooter Maps and Mods for Half-Life 1, 2 and Episodes 1, 2 and 3

The Combine have some new secret and powerful weapon.

It’s being stored and tested in the sewers under City 17.

You’ve been sent down to destroy it.

There’s an escape portal if you manage to do it.

5
5

Total Downloads: 1,54228th July 2014
15 Comments and 10 recommendations, 5 say "Play It Later"

Caves

for Half-Life 2

Single Player First Person Shooter Maps and Mods for Half-Life 1, 2 and Episodes 1, 2 and 3

In this short map, you have to work your way through a variety of caves until you Meet Barney.

He seems to be held captive. Once released, he is supposed to open a door that you hope leads to freedom.

However, things don’t work out as expected. Good Luck.

3
1
4
1

Total Downloads: 1,23324th September 2013
17 Comments and 9 recommendations, 4 say "Maybe?"

Junkyard

for Half-Life 2

Single Player First Person Shooter Maps and Mods for Half-Life 1, 2 and Episodes 1, 2 and 3

FInd your way to an area with a faulty electrical pylon.

If you can manage to get the power on, you can kill everything in or very near the water.

Don’t take too long though!

1
4
3
3
1

Total Downloads: 1,5497th July 2012
14 Comments and 12 recommendations with no significant bias

Lost

for Half-Life 2

Single Player First Person Shooter Maps and Mods for Half-Life 1, 2 and Episodes 1, 2 and 3

Imagine, if you will, a series of doors. These doors open into a strange world, a world of paradox, a world of repetition, a world of fear.

Can you find the secret rooms and escape from the fear.

Remember, observation is key.

2
1
1

Total Downloads: 1,26911th February 2012
8 Comments and 4 recommendations with no significant bias

Hectic

for Half-Life 2

Single Player First Person Shooter Maps and Mods for Half-Life 1, 2 and Episodes 1, 2 and 3

This is a simple escape map.

You need to use your gravity gun to find solutions to locked doors and blocked paths.

There’s plenty of danger present, so be careful!

3
2

Total Downloads: 1,3676th February 2012
8 Comments and 5 recommendations, most haven't enjoyed it

A Venetian Welcome

for Half-Life 2

Single Player First Person Shooter Maps and Mods for Half-Life 1, 2 and Episodes 1, 2 and 3

Being Imprisoned in Venice is the least of your worries…

Gordon attempts his escape from the dark prisons, as he travels a brief part of the Italian city, and attempts to escape the heavily guarded combine outpost.

Wake up Dr. Freeman

4
2
10
3

Total Downloads: 4,6595th February 2012
27 Comments and 19 recommendations, most say "Play It Now!"

Grass House

for Half-Life 2

Single Player First Person Shooter Maps and Mods for Half-Life 1, 2 and Episodes 1, 2 and 3

“Gordan Freeman is relaxing with his friends, when suddenly he hears the sounds of headcrab cannons.

One grazes his head, and he falls unconscious.

When he wakes up, all he hears is the sound of moaning.”

4
4

Total Downloads: 1,3141st November 2011
8 Comments and 8 recommendations, most haven't enjoyed it