API To MCP
Manage your API To MCP account with OAuth or an Account Token, then create, edit, test, and deploy other MCP servers from AI agents and MCP clients.
Seller Profit Calculators
Free business calculators for shop owners: all-in unit profit/margin, target pricing, marketplace fees, discounts, break-even, ROAS, CPA, VAT, average order value, reorder points and volumetric shipping weight. Computations use user-entered data through math.js; no login or key. Estimates only, not tax or accounting advice; avoid sensitive business details.
Mortgage & Loan Planner
Financial planning calculators for monthly mortgage payments, total interest, repayment tenure, affordability, extra payments and rental deposit savings. Uses math.js public calculation endpoint, no account/key; outputs estimates without bank fees, insurance, compound-product specifics or professional financial advice.
Open Library Book Discovery
Find books, editions, authors and reading subjects for readers, students and libraries. Human-initiated lookups only; no bulk harvesting. Credit Open Library/Internet Archive; shared service limits apply. No API key or login required for these public read tools. Source: https://openlibrary.org/developers/api
DeFiLlama Protocol Analytics
Discover DeFi protocols, chain totals and total value locked (TVL) from DeFiLlama open endpoints. TVL methods and prices vary; this is public analytics, not trading or investment advice. No API key or login required for these public read tools. Source: https://api-docs.defillama.com/
Subscription Business Metrics
Plan subscription businesses and SaaS revenue: MRR, ARR, churn, retention, customer lifetime value, gross margin, CAC payback and trial conversion. math.js calculations from aggregates, no auth/API key. Metrics are descriptive estimates rather than direct integrations with billing platforms.
Boston Transit & Commuter Rail
Read official MBTA routes, stops, arrival predictions and service alerts for Boston transit. Shared anonymous API access; no private rider data or ticket purchasing. Predictions and disruptions can change. No API key or login required for these public read tools. Source: https://api-v3.mbta.com/docs/swagger/index.html
Magic The Gathering Card Finder
Find Magic: The Gathering cards, rules text, formats and card-set metadata through Scryfall. Unofficial reference; respect Scryfall rate limits and Wizards fan-content rules. Prices are indicative, not offers. No API key or login required for these public read tools. Source: https://scryfall.com/docs/api
Internet Archive Media Catalog
Search publicly indexed Internet Archive movies, audio, text, magazines, public-domain documents and historical media metadata for educational/marketing research. No login for public metadata endpoints. Reuse is controlled by each item's rights/license, not every archive item is public domain.
B2B Sales Pipeline Forecast
Business-to-business pipeline metrics from user-input aggregated leads and deal values: weighted revenue, sales cycle, deal size, win rate, quota attainment and required opportunities. No login/key and no CRM connection. Assumptions of stage probabilities do not predict guaranteed sales.
Pokédex Guide
Look up Pokémon, types, stats, moves, evolutions, abilities, game versions and items from PokéAPI's open data API. No login/key, cache results and follow fair-use. Pokémon characters and trademarks belong to their respective owners; this app is unofficial educational/fan reference.
Bank of Canada Market Data
Access official public Bank of Canada foreign exchange observations, economic indicators and source series metadata for businesses selling to Canada. No login/API key per Bank of Canada. Daily FX reference quotes aren't merchant bank transaction rates; observe rate limits and credit Bank of Canada.