"Using Cursor to Handle Documentation During a Commit" matching MCP connectors:

Search domain availability and pricing, straight from chat, then open a link to register.

A complete color workflow over MCP: mix, convert, harmonize, measure, and remember palettes.

Plain-English git via MCP: 22 tools to branch, commit, push, and tag. No git jargon.

Cello MCP server to launch and manage your User Referral and Partner program — for developers and growth teams.

CatchAll is a web search API built for comprehensive event retrieval — not ranked results, but all matching records.

rnv-color-mcp, a hosted color-workflow MCP server (Python, Streamable HTTP). Tools: mix (including Kubelka-Munk paint physics), convert between formats, generate harmonies, transform text case, and save/list/get named palettes. It resolves hex / CSS / custom brand color names and refuses unknown colors rather than guessing.

Free platform to test MCP clients without installing anything. Create mock tools with dynamic templates, configurable delays, conditions (if/then), and response sequences. Supports JSON-RPC 2.0 over Streamable HTTP. Built-in text_echo and json_echo tools. Rate-limited tiers: anonymous (5 calls/min, 1 mock tool), registered (10 calls/min, 4 mock tools), premium (60 calls/min, unlimited). Zero setup — no install, no registration required. More info: https://www.testmcp.dev

Provides a platform-agnostic specification of the technical features every decent website should have

Eligibility-first UK & EU grant discovery, inside ChatGPT and Claude. Checks eligibility before recommending, explains why each grant fits, and cites the funder's own page on every answer — with an honest "competition_risk: unknown" when the data isn't there. 6 tools: search, fetch, find_opportunities, should_apply, explain_opportunity, complete_profile. Transport: Streamable HTTP. Auth: OAuth 2.1 + PKCE. Free to install, no card required.

Secureship MCP gives AI assistants access to a multi-carrier shipping API covering rate comparison, label generation, package tracking, pickup scheduling, address book management, shipment history, customs documents, and more — across carriers like UPS, FedEx, Purolator, Canpar, and others. Browse 150+ live endpoint schemas, parameters, and auth details — always current, never stale.

The PropelAuth Integration MCP Server helps you and your favorite AI agent integrate PropelAuth as quickly and easily as possible into your project. Whether you're integrating PropelAuth into your Next.js project or your FastAPI backend, the Integration MCP Server will ensure your AI agent has the best context possible for a successful integration.

A fully free linter for agent skill files: lint_skill validates YAML frontmatter, structure, size budgets, and safety phrasing with a pass/fail verdict; packaging_check validates zip layout against marketplace rules; plus regex_test, json_validate, diff_texts, and cron_explain for skill authors. No license or account required.

An instrumented editing loop for AI drafts: ai_tell_scan scores how human a draft reads with quoted evidence, burstiness_report maps sentence rhythm, voice_fingerprint profiles a real person's writing numerically, and the premium humanize_plan / verify_rewrite pair produces a rewrite brief and proves the result moved toward the target voice.

Deterministic date math agents get wrong, done in code over MCP: business_days adds and counts working days with holiday awareness, meeting_overlap finds shared windows across UTC offsets including half-hour zones, recurrence_expand generates concrete dates, with deadline_planner and sla_due in the premium tier. Every failure mode returns a structured error.

20 content-creation persona and skill products plus real writing analyzers over MCP: analyze_writing measures readability and style issues, headline_analyzer ranks up to 20 headlines, reading_time and social_length_check validate platform fit, and get_free_skill loads any product's complete free gateway skill.

Payments and pricing math sellers do weekly, computed deterministically over MCP: processor_fees breaks down payment costs with editable presets, charge_to_net answers what to charge to net a target amount, invoice_total validates and totals line items, with discount_stack, proration, and installment_plan in the premium tier.

A skeptical senior-engineer code reviewer over MCP: risk-scans unified diffs, flags AI-generated-code tells, reports complexity hotspots, scans for leaked secrets, and runs an OWASP security pass — real analyzers, no external APIs. Free tier, no signup.

7 research and study persona products plus computed research mechanics over MCP: format_citation outputs APA 7 / MLA 9 / Chicago from raw fields, stats_describe computes full descriptive statistics, sample_size and confidence_interval handle survey math honestly, and get_free_skill loads any product's complete free gateway skill.

8 teaching persona and skill products plus computed classroom tools over MCP: readability_report runs a real Flesch-Kincaid analysis with leveling suggestions, grade_curve turns score lists into full distribution statistics, lesson_timer splits class periods, and get_free_skill loads any product's complete free gateway skill.

7 sales-outreach persona and skill products plus deliverability tooling over MCP: audit_copy scores email copy out of 100 for spam triggers and personalization, sequence_planner builds opt-out-respecting cadences, subject_line_scorer ranks up to 20 lines, utm_builder produces tracking URLs, and get_free_skill loads any product's complete free gateway skill.