Lambda Wars (formerly Half-Life 2: Wars) brings the struggle between the human resistance and their Combine overlords to a multiplayer real-time strategy setting. The Lambda Wars beta only requires Alien Swarm installed to play. It features 3 multiplayer game modes: Sandbox, Annihilation and Overrun, showcasing the Rebels and Combine playable factions and a full-fledged RTS interface and HUD. There is also a singleplayer tutorial and a handful of singleplayer missions.

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HL2: Wars media update.

HL2: Wars media update.

Aug 20, 2007 2 comments

Welcome to the first media update of Half-Life 2: Wars! HL2:Wars is a realtime strategy modification in the hl2 universum. The first release will only...

Half-Life 2: Wars v0.1 Released

Half-Life 2: Wars v0.1 Released

Nov 3, 2007 34 comments

Half-Life 2: Wars is released! Half-Life 2: Wars is a realtime strategy modification in the hl2 universum. This release is more like a small demo of the...

Media update and progress

Media update and progress

Mar 16, 2008 24 comments

A new media update from hl2wars showing a short gameplay video. The video is showing some of the base-building and defending against Antlions.

Half-Life 2: Wars v0.5 Release

Half-Life 2: Wars v0.5 Release

Jul 11, 2008 59 comments

Version 0.5 of Half-Life 2: Wars is now available for download. This release features new maps, the addition of basebuilding, improved stability (less...

January Progress Update

January Progress Update

Jan 7, 2009 16 comments

A quick update on the progress of Half-Life 2: Wars, with info about what we've been up to, our plans for future releases, some media, and a tip about...

Holiday News And Media

Holiday News And Media

Jan 7, 2010 28 comments

HL2: Wars is back, and we've got a lot of fresh news as well as a couple of brand new screenshots to feast your eyes on. Information on our upcoming Antlion...

Dev Video and Beta Source Code

Dev Video and Beta Source Code

Mar 17, 2010 27 comments

News from the front! We bring goodies: a development video showcasing the latest features and the surprise release of the old Beta 0.5 source code, as...

Antlion Demo Trailer and Imminent Release

Antlion Demo Trailer and Imminent Release

Aug 27, 2010 26 comments

The Antlion Demo of HLW will be released next month. We also have a trailer, more details, and a request for developers.

Imminent Release, or so we thought

Imminent Release, or so we thought

Oct 10, 2010 11 comments

Some good news and some bad news from the front line of Half life 2 wars. Release delayed, but a bit of a surprise.

HL2: Wars Multiplayer Beta 1.0 Released!

HL2: Wars Multiplayer Beta 1.0 Released!

Nov 27, 2010 38 comments

Today's release of the Multiplayer Beta 1.0 is the first ever multiplayer public release of HL2: Wars and our first public release in over two years!

Multiplayer Beta 1.0.1 Patch Release

Multiplayer Beta 1.0.1 Patch Release

Dec 9, 2010 8 comments

Patch 1.0.1 for the HL2: Wars multiplayer beta released, with 2 new maps, bugfixes, and balancing changes. Also, we discuss our future plans and ask for...

9th Place in MOTY 2010 Player's Choice!

9th Place in MOTY 2010 Player's Choice!

Dec 25, 2010 3 comments

A heartfelt thank you to the community and all who voted for us to get us 9th place in the 2010 Mod of the Year competition.

Multiplayer Beta 1.0.2 Patch Release

Multiplayer Beta 1.0.2 Patch Release

Feb 4, 2011 4 comments

Patch 1.0.2 for the HL2: Wars multiplayer beta released, with a ton of bug fixes, balance issues fixed and some new features.

HLW Multiplayer Beta 1.0.3 Released!

HLW Multiplayer Beta 1.0.3 Released!

Mar 7, 2011 16 comments

Release of Beta 1.0.3 of Half-Life 2: Wars. Screenshots, gameplay video, new Overrun map or_trapped, the return of the manned turret, and many fixes and...

New Years Progress Report & Video

New Years Progress Report & Video

Jan 1, 2012 8 comments

30 minute gameplay video and two shorter videos showcasing our new building models and the map or_hill, as well as an explanation of our new resource...

New Building Models and HUD

New Building Models and HUD

Jan 24, 2012 23 comments

We have some tasty new building models to replace our placeholders for both factions, as well as a new HUD!

Half-Life 2: Wars Beta 2.0.0 Released!

Half-Life 2: Wars Beta 2.0.0 Released!

Sep 25, 2012 76 comments

Major new release - HL2 Wars is now on the Alien Swarm engine! Featuring new maps, new HUD, full tech trees, new game modes and more.

HL2:Wars Beta 2.0.1 Patch Released

HL2:Wars Beta 2.0.1 Patch Released

Oct 8, 2012 4 comments

Beta 2.0.1 introduces several gameplay balance changes, lots of bugfixes, new music tracks and fixes matchmaking.

Half-Life 2: Wars Beta 2.0.2 Released

Half-Life 2: Wars Beta 2.0.2 Released

Nov 6, 2012 13 comments

Beta 2.0.2 adds CPU players for offline skirmishes, improves the team color shader, and introduces many bugfixes and balance changes.

Half-Life 2: Wars Beta 2.0.3 Released

Half-Life 2: Wars Beta 2.0.3 Released

Nov 18, 2012 3 comments

Beta 2.0.3 of HL2: Wars features a slew of balancing changes, minor improvements and bugfixes.

Half-Life 2: Wars Beta 2.0.4 Released

Half-Life 2: Wars Beta 2.0.4 Released

Nov 28, 2012 7 comments

The latest update improves Overrun mode and introduces some balancing changes and bugfixes to the HL2:Wars beta.

Half-Life 2: Wars Beta 2.0.5 Released

Half-Life 2: Wars Beta 2.0.5 Released

Dec 16, 2012 3 comments

Beta 2.0.5 introduces a host of bugfixes, balance changes, and small improvements. Vote for us in MOTY 2012!

Half-Life 2: Wars Beta 2.0.6 Released

Half-Life 2: Wars Beta 2.0.6 Released

Jan 23, 2013 13 comments

Beta 2.0.6 features a host of visual improvements, including new models, textures, animations, and HUD/interface elements on top of the usual bugfixes...

Half-Life 2: Wars Beta 2.0.7 Released

Half-Life 2: Wars Beta 2.0.7 Released

Mar 3, 2013 6 comments

Beta 2.0.7 of HLW features a new 8 player map, a new Combine HUD and other graphical updates and plenty of balancing tweaks, improvements and bugfixes.

Half-Life 2: Wars Beta 2.0.8 Released

Half-Life 2: Wars Beta 2.0.8 Released

Mar 24, 2013 2 comments

Beta 2.0.8 features the new map base4 and a host of balancing changes and bugfixes.

Half-Life 2: Wars Beta 2.0.9 Released

Half-Life 2: Wars Beta 2.0.9 Released

Apr 10, 2013 7 comments

Beta 2.0.9 adds the 1v1 map hlw_mine, a singleplayer tutorial mission, tons of graphical and interface updates and more along with the usual host of assorted...

Half-Life 2: Wars Beta 2.1.2 Released

Half-Life 2: Wars Beta 2.1.2 Released

Jul 6, 2013 2 comments

2.1.2 introduces a variety of bugfixes and balancing changes, and adds hlw_washedaway to the Overrun game mode.

Half-Life 2: Wars Beta 2.2 Released

Half-Life 2: Wars Beta 2.2 Released

Sep 24, 2013 11 comments

Beta 2.2 features the addition of singleplayer, including the new map sp_valley, as well as a new Combine HQ model and animations, a new main menu, and...

Lambda Wars Beta 2.3 Released

Lambda Wars Beta 2.3 Released

Nov 25, 2013 6 comments

HL2: Wars is now Lambda Wars, and Beta 2.3 includes 4 new maps, a new unit, and tons of fixes and balancing changes!

Lambda Wars Now On Greenlight!

Lambda Wars Now On Greenlight!

Dec 8, 2013 5 comments

Vote for us on Steam Greenlight and Mod of the Year 2013!