Developer Tools

MCPNav listings

Showing 625–636 of 924 attributed MCPNav entries in the 2026-10-09 snapshot. This is a licensed subset of the category’s 3,148 deduplicated directory records.

Source coverage: MCP.so 2,286 · MCPNav 924. Catalog counts can overlap; the listing cards below contain only MCPNav records.

OM

onlinecybertools-mcp-server

Directory record

Developer and security utilities via the onlinecybertools.com API: encoding, hashing, JWT decoding, regex testing, formatters, network diagnostics and OSINT.

Developer ToolsMCPNav
OA

Ontology Atlas

active

io.github.wlsdks/ontology-atlas

MCP provider published as Ontology Atlas. Listed version: 0.13.0.

Directory description: Read and write one codebase ontology kept as Markdown in the repository.

Registry data grade FFFCohort score 15/100Raw points 60/100Version 0.13.0MCPDeveloper ToolsMCPNav
Rating detail · five criteria
  • registry freshness and status · 15 points
  • registry identity · 25 points
  • registry metadata · 0 points
  • runtime definition · 5 points
  • structure and url validation · 15 points
RepositoryRegistry source
O

ontomics

active

io.github.EtienneChollet/ontomics

MCP provider published as ontomics. Listed version: 0.3.1.

Directory description: Index your codebase's domain knowledge. 20x fewer tokens, 10x faster.

Registry data grade FFFCohort score 22/100Raw points 60/100Version 0.3.1MCPDeveloper ToolsMCPNav
Rating detail · five criteria
  • registry freshness and status · 15 points
  • registry identity · 25 points
  • registry metadata · 0 points
  • runtime definition · 5 points
  • structure and url validation · 15 points
RepositoryRegistry source
OM

opcua-mcp

Directory record

Connect to OPC UA-enabled industrial systems.

Developer ToolsMCPNav
OC

open-code-review

Directory record

Code quality gate for AI-generated code, detecting hallucinated packages, phantom dependencies, stale APIs and AI-specific defects.

Developer ToolsMCPNav
O

OpenAaaS

Directory record

Adapter to the OpenAaaS scientific agent network: submit tasks such as literature analysis or materials database queries to remote research agents.

Developer ToolsMCPNav
OG

openai-gpt-image-mcp

Directory record

Image generation and editing with OpenAI's GPT image models.

Developer ToolsMCPNav
OM

openapi-mcp

Directory record

Access any API through its existing OpenAPI documentation.

Developer ToolsMCPNav
OM

openapi-mcp-gateway

Directory record

Mount multiple OpenAPI specs or a FastAPI app as MCP servers in one process, exposing GET endpoints as resources and large specs through meta-tools.

Developer ToolsMCPNav
OM

openapi-mcp-server

Directory record

Connect to any HTTP/REST API server using an OpenAPI v3 spec.

Developer ToolsMCPNav
OT

openapi-to-mcp

Directory record

Converts any OpenAPI/Swagger specification into MCP tools automatically.

Developer ToolsMCPNav
OT

openapi-to-mcp

Directory record

#️⃣ ☁️ - Access any API via its OpenAPI specification, with full JSON Schema support for parameters and request bodies.

Developer ToolsMCPNav

Source: MCPNav public API · License and upstream attribution. MCPNav-added fields are CC BY 4.0; upstream source fields retain their listed licenses.

How to interpret this page: The overall category total combines third-party directory labels. The paginated cards show only the MCPNav subset, not every source record. Neither category membership nor these directory entries are Official MCP Registry categories, Trust Live evidence, Trust grades, safety verification, or endorsements.

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