Developer Tools API

The endpoints behind the tool pages: validate and reformat JSON, generate types from it, decode a JWT, explain a cron expression, hash or HMAC text, mint identifiers, and validate an IBAN.

Endpoints
7
Type targets
4
Hash algorithms
7
IBAN countries
88
Base URLhttps://akifakkaya.com/api/v1

Free to use. No key and no sign-up — just 120 requests per minute per IP.

JSON

Validate and reformat a document, or turn a sample of one into type definitions.

Tokens and hashes

Read a JWT, and compute digests or HMACs over text.

Generate

Identifiers, in the flavour that suits how they will be stored.

Validate

Checks that can be made offline, with their reasoning shown.