EDI Validator

Parse, Validate, And Understand X12 Edi Documents Instantly ‐ No Upload Required.

Use our free online EDI Validator to test and translate your EDI x12 files. Simply upload or copy & paste x12 and the Validator will display the results in human-readable format, or in JSON, and will note any errors and the line#'s on which those EDI errors occur.

Supported Transaction Types

Full validation coverage for the most common X12 documents

Supply Chain

850 — Purchase Order 855 — PO Acknowledgment 856 — Advance Ship Notice 810 — Invoice 997 — Functional Ack

Transportation

204 — Load Tender 990 — Tender Response 214 — Shipment Status 210 — Freight Invoice 997 — Functional Ack

All nine transaction types listed above are fully supported with envelope checks, schema validation, and human-readable summaries. Click Jump to samples on either panel to load an example.

Upload EDI File

.txt, .edi, or .x12 files up to 5 MB

Click to upload or drag and drop

.txt, .edi, .x12 — max 5 MB

Paste EDI Content

Must start with an ISA segment

0 characters

Try a Sample Document

Load an example to see how the inspector works

Working With Your JSON Output?

Free developer tools to format, convert, and explore your EDI-parsed JSON data

Once you've parsed your EDI document to JSON, DevToolShack.com has free browser-based tools to help you work with that data — no sign-up, instant results.

JS & JSON

JSON Formatter

Validate and pretty-print JSON data

JS & JSON

JSON Path Tester

Test JSONPath expressions against JSON data

JS & JSON

JSON to CSV

Convert JSON arrays to CSV format

JS & JSON

JSON to XML

Convert JSON data to XML markup