
Symbol Ontology
by yogimathius
Symbolic reasoning engine for querying and analyzing symbols and their relationships via MCP.
What it does
Symbol Ontology provides a symbolic reasoning engine that allows AI assistants to query, manage, and reason about symbols and their complex relationships. It acts as a knowledge layer where symbols and their meanings are structured and retrievable.
Tools
get_symbols: List all symbols with optional filtering.search_symbols: Search symbols by text query.filter_by_category: Get symbols filtered by category.get_categories: List all available symbol categories.get_symbol_sets: List all symbol sets.search_symbol_sets: Search symbol sets by name or description.
Installation
Install via Cargo:
cargo install --git https://github.com/yogimathius/symbolic-ontology-mcp symbol-mcp-client
Add to claude_desktop_config.json:
{
"mcpServers": {
"symbol-ontology": {
"command": "symbol-mcp",
"env": {
"DATABASE_URL": "postgres://user:pass@host:5432/symbol_ontology",
"MCP_PORT": "3002"
}
}
}
}
Supported hosts
- Cursor
- Claude Desktop
Quick install
cargo install --git https://github.com/yogimathius/symbolic-ontology-mcp symbol-mcp-clientInformation
- Pricing
- freemium
- Published
- 5/1/2026
- stars






