What it does
CSBlueGem is the deepest single-source database for Case Hardened patterns — every weapon's blue gem rankings, tier 1 / tier 2 lists, named patterns ("Scar Pattern", etc.), and live listings filtered by seed. The community treats it as the authoritative source for high-stakes blue gem trades.
Limited to Case Hardened. Doesn't cover Crimson Web, Marble Fade, Doppler, or other pattern families.
Pros & cons
Pros
- Most comprehensive Case Hardened database
- Covers every CH-affected weapon
- Live listings integration
- Trusted as canonical by the community
Caveats
- Case Hardened only
- No Crimson Web, Marble Fade, Doppler coverage
- Limited mobile UX