Source 2 Viewer browses, extracts, and decompiles VPK game archives for Source 2 titles.

s2v.app
S2V homepage screenshot

About S2V

S2V (Source 2 Viewer) is a tool for browsing, viewing, extracting, and decompiling VPK game archives and Source 2 assets. The homepage names maps, models, materials, textures, and sounds as supported asset types, and lists CS2, Dota 2, Deadlock, and Half-Life: Alyx among the supported games. It is available on the web and for Windows, and a cross-platform command line utility is also offered.

The tool includes a 3D renderer, texture and audio viewers, and a glTF 2.0 export for maps, models, and animations. Decompilation can produce editable map, model, and material files for Hammer and Source 2 Workshop Tools. The homepage lists the Windows download as requiring OpenGL 4.6 and Windows 11. Pricing is unknown.

Key features

  • Browse, view, and extract files from VPK archives
  • Export Source 2 maps, models, and animations to glTF 2.0
  • Decompile maps, models, and materials into editable formats
  • Texture viewer with channel isolation and PNG or TGA export
  • Advanced search by name, path, regex, content, or hex
  • Command line utility for exporting and decompiling Source 2 resources
Best for: Modders, map makers, and developers who want to inspect or export assets from Source 2 games.
Good for
  • Exports Source 2 assets to glTF 2.0 for use in Blender, Unity, and Unreal Engine.
  • Offers a cross-platform command line utility alongside the desktop application.
  • Provides .NET libraries, including ValveResourceFormat, for developers who want to read Source 2 files programmatically.
Watch out for
  • The Windows download is listed with requirements of OpenGL 4.6 and Windows 11.

S2V at a glance

Website
s2v.app
Type
Online tool
Pricing
Not confirmed. Check the site
Platforms
Web, Windows
Open source
Not stated
Language
English
Last checked
Oct 6, 2026 · Online when checked
Listed
Oct 5, 2026

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S2V FAQ

Which games does S2V support?
The homepage names CS2, Dota 2, Deadlock, and Half-Life: Alyx, and states that it supports all Source 2 games.
Can exported models be used in other software?
The glTF export is listed as compatible with Blender, Unity, Unreal Engine, and more.
Is there a version that runs from the command line?
Yes. The homepage describes a cross-platform command line application that can export and decompile Source 2 resources.
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