“GraphQL”

Use when designing a new REST or GraphQL API, reviewing an API spec before implementation, setting team API standards, or migrating REST to GraphQL.

Free public MCP for AI agents — 193 tools, 44 workflows.

Accounting knowledge graphs: SEC XBRL filings, QuickBooks ledgers, reports and forecasts.

API design patterns for REST, gRPC, and GraphQL.

Memberful MCP by usefulapi

usefulapi.io

Manage Memberful members, subscriptions, plans, passes and coupons via the GraphQL API.

Team baseline for external-interface contract artifacts: OpenAPI, JSON Schema, AsyncAPI, .proto, and GraphQL SDL, with spectral, ajv, buf, and…

Use when securing REST or GraphQL APIs against common auth, authorization, validation, and abuse risks.

IDOR / BOLA hunting - two-account methodology, identifier discovery and UUID leak chaining, the trusted-identifier test, GraphQL node and nested-object IDOR…

Idiomatic Rust guide based on Apollo GraphQL's best practices handbook.

API attack hunting (REST / GraphQL / gRPC) - BOLA/IDOR, BFLA, mass assignment, excessive data exposure, auth/JWT, introspection + batching, rate-limit abuse.

GraphQL IDOR/auth-bypass, XXE file-read/SSRF (SVG/DOCX/SAML), SSTI detection and RCE.

The Graph MCP — indexed blockchain data via subgraph GraphQL queries

Execute raw GraphQL queries and mutations against the Linear API.

Apollo MCP Server

apollographql

MCP server that exposes GraphQL operations as tools for AI models.

Interact with Linear project management - query issues, update status, create tickets, and manage workflows using the Linear GraphQL API.

Manage Linear issues, projects, and cycles via the Linear GraphQL API

Conducts security testing of REST, GraphQL, and gRPC APIs to identify vulnerabilities in authentication, authorization, rate limiting, input validation, and…

Run a task through your Executor Cloud tool catalog - one MCP endpoint proxying every integration you connected (MCP servers, OpenAPI specs, GraphQL APIs)…

Create or extend a Bruno API collection across protocols: HTTP/REST (JSON, multipart, XML, SSE), GraphQL, gRPC (proto imports, streaming), WebSocket, and…

API security testing - GraphQL, REST API, WebSocket, and Web-LLM attack techniques.

构建、修改或审查 REST API、GraphQL 端点、webhook、中间件、请求/响应处理、API 版本管理、限流或分页时使用。

Use when designing REST or GraphQL APIs, creating OpenAPI specifications, or planning API architecture.

Deep OWASP API Security Top 10 testing for REST, GraphQL, gRPC, and WebSocket APIs — BFLA, mass assignment, rate limiting, and unsafe consumption.

Multi-protocol API mock server: HTTP, GraphQL, gRPC, WebSocket, MQTT, SSE, SOAP.