The Dictionary app is a modern pronunciation dictionary for the English language. Every pronunciation in Dictionary is written using the International Phonetic Alphabet (IPA). Example English pronunciations: "otter", "puck", "commented", "frustrating", "compliment", "suspended", "prototype", "Mansfield".

Test CQL scripts against FHIR resources using CQL Testing Tool — an online tool for authoring, testing, and debugging Clinical Quality Language.

Validate HL7v2 messages against the HL7 grammar (HL7 abstract message syntax) using HL7v2 Validator — an online interactive tool that requires no registration or installation.

Browse the HL7 RIM model using HL7 RIM Browser — an online explorer for the Reference Information Model, base information model for HL7v3 standards.