"How to identify when runtime errors occur in a program" matching MCP connectors:

Document-to-Markdown MCP server — convert PDF, Office and HTML into LLM-ready Markdown.

Live job postings from 30+ ATS feeds and job boards, one schema. Live results need a Bearer key.

Gateway between LLM agents and world data through eight tools and a bundled endpoint catalog.

Find novel, statistically validated patterns in tabular data — hypothesis-free.

Read and write patients, facilities, medical documents, and consolidated FHIR records in Metriport.

Scans text for personally identifiable information — emails, phone numbers, SSNs, credit card numbers, physical addresses, names — and returns a redacted version. Built for agents sanitizing user content, support tickets, logs, or documents before storage, sharing, or feeding into another LLM call. Pay-per-call via x402 (USDC on Base): $0.01/call, no account or API key. tools/list and /openapi.json are free for discovery.

Scrapingdog MCP — wraps Scrapingdog (scrapingdog.com), a proxy-based web

Auto-discover validation rules from data — scan, profile, health-score. No rules to write.

Find duplicate records in 30 seconds. Zero-config entity resolution, 97.2% F1 out of the box.

Excel analytics: inspect, query (JSON rows), charts, and JSON-to-xlsx workbook writing.

Governed data discovery, exact queries, decisions, simulations, and runtime utilities over MCP.

AI access to Quadratic spreadsheets: open files, run Python/SQL, query connected databases.

Self-hosted, open-source MCP gateway: turn any API, database or MCP server into custom connectors for Claude, ChatGPT, Gemini, Copilot & Cursor — no code. Converts REST, SOAP, WSDL, GraphQL & SQL to MCP, with OAuth2, RBAC & audit log. 175+ pre-built adapters. This is the public read-only demo endpoint — run your own at https://github.com/HelpCode-ai/anythingmcp

Connect your Nubank account to AI via Brazil's Open Finance: balances, statements, cards, investment

CoreModels schema editor: nodes, mixins, relations, JSON Schema import/export. Sign-in required.

AI web extraction: send URLs + a JSON Schema, get clean structured data. Pay-per-use via x402.

Schema modeling in JSON, JSON-LD, and other formats with CoreModels platform.

RChilli MCP Hub is a production-grade MCP server that exposes RChilli's full HR data intelligence platform as 17 AI-callable tools across 4 categories. Built on 15+ years of HR data intelligence, it is trusted by ATS vendors, HR technology platforms, staffing agencies, and enterprise recruiting teams worldwide. Every tool is read-only and returns a consistent, structured JSON response — no raw exceptions, no inconsistent formats.

Map messy columns to a known schema — 7 scorers, domain dictionaries, F1 0.84. Zero config.

Chrysai provides a hosted MCP server for AI-driven data operations. After connecting an MCP client to the endpoint, you can use MCP tools such as create_app, list_apps, read_data, write_data, update_data, delete_data, and update_app, plus schema resources, to manage persistent structured data through natural language.