The GraphFree REST API
Decentralized indexing protocol for querying blockchain networks via GraphQL
Developer Workbench & Live ConsoleKey Required
Test real endpoints directly, inspect live JSON, or copy implementation code.
An external API key is required to authenticate requests with The Graph. Allowance: 100,000 req/month.
Hash & HMAC Generator
Calculate MD5, SHA-1, SHA-256, SHA-512, and secret-keyed HMAC digests instantly in one place.
Test and interact with this service in your browser using our Hash & HMAC Generator tool.
Frequently Asked Questions (FAQ)
Technical and integration answers for The Graph.
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