OpenCrab
Rank #11,975glama/AlexAI-MCP/OpenCrab
OpenCrab provides an MCP interface for the MetaOntology OS, enabling structured knowledge management across graph, vector, and document databases. It allows agents to perform hybrid searches, manage complex entity relationships, and conduct impact analysis within a multi-space ontological framework.
OpenCrab is a Model Context Protocol (MCP) server published by alexai-mcp. It ranks #11,975 of 115,460 servers tracked on MCP Toplist, and its repository has 103 GitHub stars. OpenCrab is listed across 2 registries — Glama and PulseMCP, and ships as a single rolling release with no explicit version metadata. It was first listed on Mar 22, 2026.
Ranks ahead of 103,485 of 115,460 servers on MCP Toplist.
Use OpenCrab
Requires user-supplied configuration before first use — typically an API key, token or connection string set via environment variables.
This server doesn't publish a machine-readable install config — see the repository README for install instructions.
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[](https://mcptoplist.com/server/glama%2FAlexAI-MCP%2FOpenCrab)<a href="https://mcptoplist.com/server/glama%2FAlexAI-MCP%2FOpenCrab"><img src="https://mcptoplist.com/badge/glama%2FAlexAI-MCP%2FOpenCrab.svg" alt="MCP Toplist: Top 25% of 115,460" /></a>Variants: append ?metric=score or ?metric=stars to the image URL.
Listed on 1 registry (1 delisted)
alexai-mcp
Other servers by alexai-mcp
View all alexai-mcp servers →Not versioned
This server is published through registries that do not expose explicit version metadata, and no GitHub release tags were found on the linked repository. The listing tracks a single rolling release.
Frequently asked questions
- Who maintains OpenCrab?
- OpenCrab is maintained by alexai-mcp, which publishes 4 MCP servers (1 total version) tracked on MCP Toplist.
- Is OpenCrab listed on the Official MCP Registry?
- OpenCrab is not on the Official MCP Registry. It is listed on Glama and PulseMCP.
- How many versions does OpenCrab have?
- OpenCrab ships as a single rolling release with no explicit version metadata.
- Where can I find the source code for OpenCrab?
- The source code for OpenCrab is hosted at github.com/alexai-mcp/opencrab.