Half-Life 2: Lost Coast
AppID 340 · game

Originally planned as a section of the Highway 17 chapter of Half-Life 2, Lost Coast is a playable technology showcase that introduces High Dynamic Range lighting to the Source engine.
Download for SteamTools
ReadyThe package contains the Lua script, key.vdf, and a short README.
Download ZIP
One ZIP containing the Lua, key.vdf, and a short README.
Lua script
340_public.luakey.vdf
key.vdfPackage contents
Files you get when this App ID is available in our download archive.
Included when the App is in ManifestHub
- ZIP archive
appmanifest_340_public.zip - SteamTools Lua script
340_public.lua - Depot key file
key.vdf - Install notes
README.txt
Release & page info
- Steam release date
- Oct 27, 2005
- Page data checked
- ManifestHub status
- Available for download
Install in SteamTools
- 1. Download the ZIP (or the Lua + key.vdf files individually).
- 2. Copy 340_public.lua and key.vdf into your SteamTools install folder (same directory as the executable).
- 3. Restart SteamTools — Half-Life 2: Lost Coast should appear in your library.
About this game
- Developer
- Valve
- Publisher
- Valve
- Released
- Oct 27, 2005
- Platforms
- Windows, Linux
- Genres
- Action
- Steam page
- store.steampowered.com/app/340
Related games
Other titles commonly generated alongside Half-Life 2: Lost Coast, hand-picked from the same genres.
Troubleshooting this game
- • Read the complete SteamTools guide (recommended for first-time users)
- • "App not found in the Steam store" — the AppID may be a package, depot, or build ID
- • "429 rate limit" — the per-IP backoff, and how to script around it
- • What is in the ZIP, and where the Lua + key.vdf files go
- • The four-step flow for getting Half-Life 2: Lost Coast into SteamTools
- • Still stuck? Open a thread in the Discord and include AppID 340