Ross ROSS = Recommend OSS · open-source software intelligence for agents

ValveSoftware/halflife

Half-Life 1 engine based games observed · 2026-08-28

github.com/ValveSoftware/halflife · C++ · NOASSERTION (other) observed · 2026-08-28

Health v2 · maintenance only

32/100

  • Activity 0
  • Release rhythm 35
  • Longevity 100

Flags: no_releases no_license

How is this computed?

round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-03. Adoption (stars, forks) is never an input.

  • gap_med: n/a
  • age_days: 4948
  • days_rel: n/a
  • days_push: 700
  • n_releases_24m: 0

Full methodology

Adoption not part of the score

4350 stars · 705 forks observed · 2026-08-28

What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-29, confidence not recorded

Valve's official Half-Life 1 SDK containing engine-based game source code and development tools for the GoldSrc engine. It also serves as the official issue tracker for Half-Life 1 products.

Use cases

  • create a Half-Life 1 mod
  • build a custom GoldSrc engine game
  • fix bugs in Half-Life 1 game code
  • study classic FPS engine source code
  • report bugs for Half-Life 1 games
  • port or maintain Half-Life 1 based games

When to choose

  • you want to develop and freely distribute a modified Valve game on the Half-Life engine
  • you need the official source for Half-Life 1 engine-based games
  • you want to learn from a classic commercial game codebase

When to avoid

  • you need a modern engine with 3D rendering and physics features
  • you want a permissively licensed engine for commercial use without contacting Valve
  • you are building games for Source 2 or newer Valve technology

Facets

library · maturity maintenance

game-engine sdk graphics simulation gaming-tools cross-platform windows cpp half-life source-sdk goldsrc valve game-modding game-sdk game-development linux

1 source

Member repositories

RepositoryRoleHealth v2
ValveSoftware/halflifemain32

For agents

markdown · JSON · MCP: product_card(name="ValveSoftware/halflife")

Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem