Testing plugins, skills & connectors for Grok Build
2 testing listings on GrokStacks: 2 plugins (2 claude code compatible). Each page shows what the listing contains and the install command exactly as its own docs state it.
Order: official Grok Build marketplace listings first, then hand-checked community listings, then Claude Code compatible plugins, alphabetical within each group. This is not a ranking.
GrowthBook
A suite of agent skills for the full GrowthBook feature flag and experimentation lifecycle.
Playwright
Browser automation and end-to-end testing MCP server by Microsoft. Enables Claude to interact with web pages, take screenshots, fill forms, click elements, and perform automated browser testing workflows.