The real catalog of tools for AI agents

Generate valid test IBANs for 91 countries and validate any IBAN. Public, no API key.

Generates cryptographically random integers in a given range, using crypto/rand.

Generate synthetic random user data for testing, demos, and development without using real persona.

Generate random values and probability distribution samples.

Generate randomized English Markdown frontend design directions from curated catalogs.

IBAN length/charset, value discarded

Generate, randomize, explain, and manage u-he synthesizer presets via the Model Context Protocol.

Validate IBAN bank account numbers (format + mod-97 checksum). Returns whether the IBAN is valid.

Validate IBANs in 111 countries; bank directory checks for DE, AT, BE, FR, LU, NL, PT and ES.

Validates PESEL/NIP/REGON/IBAN/Luhn/ISBN/EAN/BIC/VAT; RPN, dates, hash, tokens, random, encode, time

Essential random number generation utilities from the Python standard library

16 random hex chars

32 random hex chars

8 random hex chars

temperature-random MCP — wraps StupidAPIs (keyless — no credential needed)

Random UUID v4

Validate IBANs, generate synthetic test IBANs and look up banks (SWIFT/BIC) via IBANgen.

Verifiable random decisions, audit sampling, fair selection, and proof verification using QnEvt.

UUID v4 random-bit layout, value discarded

Random UUID v4 (RFC 9562) as an HTTP API: 1-100 UUIDs per call, in uuid, URN, hex or integer...