Skills and MCP tagged “api”

hermes-tweet Xquik skill Connects X/Twitter research and gated posting tools to Hermes Agent workflows. Claude Code CX Codex Cursor 2,600installs penetration-tester VoltAgent Community subagent Runs authorized security tests, validates vulnerabilities and reports remediation steps. Use it to assess systems within an agreed scope. Claude Code 2,407installs senior-backend Alireza Rezvani skill Scaffolds backend APIs, detects database bottlenecks, and runs load tests. Useful when designing Express routes, optimizing PostgreSQL, or preparing for production. Claude Code 1,674installs security-pen-testing Alireza Rezvani skill This skill guides vulnerability checks across web apps, APIs, and dependencies, from OWASP reviews to pen test reports. Use it for assessments you are authorized to perform. Claude Code 834installs code-to-prd Alireza Rezvani skill This skill turns a codebase into a PRD covering pages, routes, APIs, and user actions. Use it when existing behavior needs product-readable documentation. Claude Code 763installs mcp-server-builder Alireza Rezvani skill Generates production-ready MCP server scaffolding in Python or TypeScript directly from OpenAPI contracts. Ideal for exposing existing APIs to LLMs. Claude Code 644installs namecheap official github skill This skill manages Namecheap domain DNS through the API. Use it to change records, switch nameservers, or configure email forwarding. GitHub Copilot 36installs poka-yoke official github skill Helps shape APIs and states so common mistakes are harder to express. Use it to audit code for footguns or to close a recurring class of bugs. GitHub Copilot 31installs api-breaking-change-detector official github skill Cross-references C# Web API controllers and DTOs against TypeScript or JavaScript clients in source code. Catches breaking contract drift before deployment. GitHub Copilot 23installs stripe-best-practices official Stripe skill Integration guide for Stripe in Codex: covers Checkout Sessions, Connect Accounts v2, tax setup, and restricted API keys. CX Codex GP ChatGPT 36installs ncbi-datasets-skill official OpenAI skill Queries NCBI Datasets v2 for genome, assembly, and taxonomy metadata. It produces compact summaries directly in Codex without large raw dumps. CX Codex GP ChatGPT 16installs reactome-skill official OpenAI skill Queries Reactome ContentService for biological pathways, reactions, and participants. Returns concise markdown summaries directly in Codex. CX Codex GP ChatGPT 14installs mgnify-skill official OpenAI skill Query MGnify studies, samples, and biome metadata, then get concise summaries. Use it when you need a focused view of microbiome data. CX Codex GP ChatGPT 14installs biorxiv-skill official OpenAI skill Submits compact bioRxiv and medRxiv API queries to retrieve preprint metadata summaries and journal publication links. CX Codex GP ChatGPT 14installs alphafold-skill official OpenAI skill Sends compact API requests to the AlphaFold database for predictions and UniProt summaries. Useful when querying protein structure metadata. CX Codex GP ChatGPT 14installs upgrade-stripe official Stripe skill Step-by-step guidance for upgrading Stripe API versions, server-side libraries, Stripe.js, and mobile SDKs. CX Codex GP ChatGPT 13installs openai-api-troubleshooting official OpenAI skill Diagnoses failed OpenAI API requests in Codex and pinpoints the immediate next action. Covers network blocks, invalid keys, depleted quota, rate limits, and model access issues. CX Codex GP ChatGPT 13installs rnacentral-skill official OpenAI skill This skill queries RNAcentral to search RNA entries, inspect a single record, and retrieve cross-references. Use it when an agent needs concise RNAcentral summaries. CX Codex GP ChatGPT 13installs proteomexchange-skill official OpenAI skill Submits compact ProteomeXchange PROXI requests to fetch datasets, spectra, proteins, and USI examples. CX Codex GP ChatGPT 13installs pride-skill official OpenAI skill Searches PRIDE Archive for proteomics projects and retrieves project-level metadata. Use it to get concise summaries of archive results. CX Codex GP ChatGPT 13installs pharmgkb-skill official OpenAI skill Submits compact requests to the PharmGKB API and returns brief summaries for genes, variants, and drug dosing. CX Codex GP ChatGPT 13installs epigraphdb-skill official OpenAI skill This skill sends requests to EpiGraphDB and turns the responses into concise summaries. Use it to look up ontology, literature, Mendelian randomization, gene-drug, and support-path evidence. CX Codex GP ChatGPT 13installs clinicaltrials-skill official OpenAI skill This skill sends compact requests to the ClinicalTrials.gov API v2 and returns concise study summaries. Use it for study search and field inspection. CX Codex GP ChatGPT 13installs chembl-skill official OpenAI skill This skill queries the ChEMBL API for activity, molecule, target, mechanism, and text-search data. Use it when you need concise summaries of ChEMBL records. CX Codex GP ChatGPT 13installs cellxgene-skill official OpenAI skill This skill sends compact CELLxGENE Discover API requests and summarizes public collection and dataset metadata. Use it for focused single-cell lookups. CX Codex GP ChatGPT 13installs biostudies-arrayexpress-skill official OpenAI skill This skill searches BioStudies and ArrayExpress by text or accession, then returns a concise summary. Use it to find a study or retrieve its record. CX Codex GP ChatGPT 13installs sentry official OpenAI skill This skill queries Sentry in read-only mode to inspect issues, events, and basic health data. Use it when checking recent production errors. CX Codex GP ChatGPT 4installs context-matic official APIMatic plugin Connects verified API and SDK documentation to GitHub Copilot. It stops agents from hallucinating method signatures during payment and service integrations. GitHub Copilot ★ 40,369repo stars