Free Online Edition

HL7 Soup Online

HL7 Soup Online is a free online HL7 viewer and editor for your browser. View, edit, validate, compare, and anonymize HL7 v2 messages while keeping the raw message, plain-language story, segment grid, and field details connected.

Open the free HL7 editor Explore paid self-hosting

The hosted version is completely free to use. Do not paste production PHI into any public website; the paid self-hosted edition is available for an additional cost when message data must stay inside your environment.

Edit HL7 messages online

Open or create HL7 v2 content, edit the raw message, search and filter message sets, and download your updated work.

Use a clearer HL7 viewer

Read the message story, raw HL7, segment grid, field descriptions, data types, tables, and reference guidance together.

Validate, compare, and anonymize

Check conformance rules, highlight invalid fields, compare messages, and replace identifying sample values before sharing.