Search the Open Knowledge Graphs catalog for ontologies, vocabularies, and taxonomies. Filter by category or type to find resources for semantic alignment.
Retrieve a list of all available ontologies from OLS with metadata including IDs, names, and descriptions. Use this to discover which ontologies can be queried.
Returns a normalized graph of hosted platform resources and their relationships. Use it to see how sources, datasets, files, ontologies, and lineage connect before proposing changes.
AI-native ontology engineering MCP server for OWL/RDF/SPARQL. Validate, query, diff, lint, version, and govern knowledge graphs via Oxigraph triple store.
Web scraper and token compressor that converts HTML to clean markdown with 70-80% fewer tokens. Single-page compression and multi-page BFS crawling with auto-fallback fetch modes.
Search biological and medical ontologies to find standardized terms using the OLS API. Retrieve ontology terms with filters for exact matches, obsolete terms, and specific ontologies.
Retrieve detailed information about a Heroku add-on, including plan state, billing details, and configuration. Supports identifiers like add-on ID, name, or attachment name, requiring app context for attachments.
Search the web for current information, news, articles, and websites to find up-to-date content, research topics, or answer questions about recent events.
Summarizes a project's data model, returning sources, datasets, ontologies, graph relationships, and modeling gaps. Use before ontology, dataset, or lineage work to identify next read tools.