RegistryCompare › BrowserOS vs Stagehand

BrowserOS vs Stagehand

An independent, evidence-based trust comparison of BrowserOS and Stagehand, two Browser & Computer Use projects in the HVTracker registry. Scores come from public, checkable signals — supply-chain provenance, OSSF Scorecard, maintenance, and adoption — not popularity.

Stagehand leads on trust — 87.9/100 (Grade A) vs 64.3/100 (Grade C), a 23.6-point gap. Full breakdown below.
Signal BrowserOSbrowseros-ai/BrowserOS Stagehandbrowserbase/stagehand
HVTrust score 64.3 87.9
Evidence grade C A
Coverage grade C A
Overall rank #244 #24
Rank in Browser & Computer Use #12 #1
GitHub stars 13.2k 23.9k
Last updated today 1d ago
Build provenance No Yes
OSSF Scorecard 4.9 / 10 5.4 / 10
License AGPL-3.0 MIT
Downloads 1.2M/wk
Trust dimensions (points earned)
Safety / integrity / 25 9.5 19.2
Identity & provenance / 18 10.8 18.0
Transparency / 17 12.7 13.1
Maintenance / 20 20.0 18.3
Adoption / 20 9.9 18.6
Runtime capability surface (full matrix)
MCP server Implemented
External providers 1 — Amazon Bedrock 3 — Anthropic, Browserbase, OpenAI
Requires API keys No No
Plugin surface extensions extensions
Provenance drift Match
Open in the live compare tool → BrowserOS profile Stagehand profile More Browser & Computer Use →

How to read this: HVTrust (0–100) weighs supply-chain signals (provenance, OSSF Scorecard, signed commits, open license) alongside real-world adoption, scaled by an evidence-confidence factor. Grade bands: A ≥ 80, B ≥ 65, C ≥ 50, D < 50. Signals refresh daily. Full methodology v4.3 →