Browse MCP servers
MCP Harbor, an MCP Server Registry, Directory, and Tower to Buzz.
4 matching
Showing 1–4 of 4 servers
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Digital Gemology: gem identification and gemstone properties
streamable-httpcom.digitalgemology/gem-identification
Identify 36 gems by refractive index, birefringence, SG, pleochroism and spectrum; cut scores in 30
official 4 tools -
Digital Gemology: gemstone and diamond cut library
streamable-httpcom.digitalgemology/cut-library
Gemstone and diamond cuts: ray-traced brilliance, fire and sparkle in 26 gems, 3D and faceting files
official 8 tools -
Digital Gemology: gemology glossary and grading report terms
streamable-httpcom.digitalgemology/gemology-glossary
Gemology glossary: grading report terms, 4 Cs, clarity, colored gemstones, how sparkle is measured
official 3 tools -
Digital Gemology: gemology lessons and diamond education
streamable-httpcom.digitalgemology/gemology-lessons
Gemology lessons to search and quote: the 4 Cs, diamond anatomy, grading reports, moissanite
official 4 tools
Search this catalogue from your agent
The registry is itself an MCP server. Add it once and your agent runs these same searches, with no account and no key.
claude mcp add --transport http mcp-registry-search https://ai.mcpharbor.dev/mcp