Catalog

Compound interest calculator

Compound interest calculator. GET /compound-interest?principal=10000&rate=5&years=10&compoundsPerYear=12 → final amount

Arithmetic expression evaluator (+ - * / % ^ and parentheses)

Arithmetic expression evaluator (+ - * / % ^ and parentheses). GET /calc?expr=(2%2B3)*4 → {result}. Deterministic JSON,

Flatten nested JSON to dot-notation key/value pairs

Flatten nested JSON to dot-notation key/value pairs. GET /json-flatten?json=<url-encoded JSON> → flat object. Determinis

DNS lookup

DNS lookup. GET /dns-lookup?domain=example.com&type=A|AAAA|MX|TXT|NS|CNAME|SOA → records as JSON. Live authoritative dat

WHOIS lookup with IANA referral follow

WHOIS lookup with IANA referral follow. GET /whois?domain=example.com → registrar whois text as JSON. Live registry data

Real-time stock quote (price, currency, previous close, exchange)

Real-time stock quote (price, currency, previous close, exchange). GET /stock-quote?symbol=AAPL → JSON. Free-source mark

com.md-log/md-log-mcp

md-log MCP: save/update/fetch markdown by path (stdio + remote HTTP, PAT auth).

Elron Club Public Rentals

Search Elron Club furnished apartments, availability, prices, details, and rental applications.

https://api.carbon-cashmere.de/v1/bittensor-derivatives/subnet/:netuid/metagraph

https://zaref.dev/v1/fx-rates

https://zaref.dev/v1/fx-rates/history

https://zaref.dev/v1/bond-yields

https://zaref.dev/v1/sovereign-credit-rating

https://zaref.dev/v1/bond-yields/history

https://zaref.dev/v1/sovereign-credit-rating/history

https://zaref.dev/calc/bond-price

https://x402.glassnode.com/v1/metrics/market/price_usd_close

https://sat.ipintel.ai/address-to-coordinates

https://sat.ipintel.ai/location-risk

https://sat.ipintel.ai/satellite-observe

https://api.gocreativeai.com/v1/ai/eco/:var1

CatchAll

Web search API: find every relevant event across the open web, not just the top results.

https://x402.omardev.xyz/whois

https://cryptopulse.theaslangroupllc.com/api/funding-history