niche · 0.6

Specification

Score 24.7 / 100 44 providers 63 APIs Search apis.io →

Providers using this tag (44)

AGENTS.md Alliance for OpenUSD Apache Arrow Apache Parquet API Knowledge Apiary APIs.json AsyncAPI AsyncAPI Bean Validation buildpacks-io Cap'n Proto Cloud Native Buildpacks CloudEvents Component Model Container Network Interface (CNI) Continuous Delivery Foundation CONTRIBUTORS.md Events FOCUS (FinOps Open Cost and Usage Specification) Jakarta EE JAX-WS Jentic Kalshi LanceDB LAPIS Margo Model Context Protocol (MCP) Notary Project OpenAPI OpenFeature Overture Maps Foundation Redocly REST RSS Schema Design Serverless Workflow Service Mesh Interface (SMI) Smithy Test Specifications The Update Framework (TUF) Youki Zero Trust Zero-Trust Security Model

APIs with this tag (63)

AGENTS.md Specification agents-md All Contributors Specification contributors-md Apache Arrow Format Specification apache-arrow Apache Parquet Format Specification parquet API Blueprint apiary APIs.json knowledge APIs.json Specification apis-json Arazzo Specification (Redocly Tooling) redocly AsyncAPI events AsyncAPI Initiative test-specifications AsyncAPI Specification async-apis AsyncAPI Specification asyncapi Atom 1.0 rss Buildpack API cloud-native-buildpacks Buildpack Specification buildpacks-io Cap'n Proto Encoding (Wire Format) capn-proto Cap'n Proto RPC Protocol capn-proto Cap'n Proto Schema Language capn-proto CDEvents Specification continuous-delivery-foundation CloudEvents events CloudEvents Specification cloudevents CloudEvents SQL (CESQL) cloudevents CloudEvents Subscriptions API cloudevents CNI Specification cni Distribution API cloud-native-buildpacks FOCUS (FinOps Open Cost and Usage Specification) focus-spec Image Extension Specification buildpacks-io Jakarta Bean Validation Specification 3.1 bean-validation Jakarta JSON Binding jakarta-ee Jakarta JSON Processing jakarta-ee Jakarta RESTful Web Services jakarta-ee Jakarta Servlet jakarta-ee Jakarta Validation jakarta-ee Jakarta WebSocket jakarta-ee Jakarta XML Web Services (JAX-WS) jax-ws Jentic API AI-Readiness Framework (JAIRF) jentic JSON Feed 1.1 rss JSON Schema test-specifications JSON Schema Specification schema-design JSON:API rest Kalshi AsyncAPI Specification kalshi Kalshi OpenAPI Specification kalshi Lance Namespace Specification lancedb LAPIS Specification lapis Margo Specification margo MCP Specification mcp NIST SP 800-207 Zero Trust Architecture zero-trust NIST SP 800-207 Zero Trust Architecture zero-trust-security-model Notary Project Signing Specification notary OCI Spec for Rust youki
Show all 63 APIs ↓

Score breakdown

Frequency
58.3
log-scaled weighted occurrences
Breadth
3.5
spread across providers
Quality lift
34.9
mean composite of providers using it
Cohesion
14.9
strength of nearest seed neighbor

Related tags

CNCF 8 co-occurrences Standards 10 co-occurrences Linux Foundation 8 co-occurrences OpenAPI 10 co-occurrences API Design 5 co-occurrences Schema 5 co-occurrences Registry 5 co-occurrences Documentation 7 co-occurrences

Where this tag comes from

Api tag63
Provider tag13