"How to connect a backend project to MongoDB" matching MCP connectors:

Hosted MCP server for data analysis: CSV profiling, A/B tests, cohorts, funnels, trend forecasts.

Converts customer-supplied PDF bank statements into checked Excel, CSV, or JSON with balance validation. Hosted Streamable HTTP endpoint; each user brings their own MainBook API key, and the server never connects to bank accounts.

Convert PDF bank statements to checked Excel, CSV or JSON with balance validation.

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

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

Post-scrape data cleaner, no LLM: repairs mojibake, HTML, invisible chars. Plus a verdict.

First-party DePIN supply telemetry, 171 networks. Every value carries a verify-yourself URL.

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

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.

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.

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

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

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

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

One command to validate, transform, and deduplicate — chain GoldenCheck + Flow + Match.

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.

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.