X12 to JSON Converter - ANSI EDI Parser

Convert ANSI X12 EDI messages to JSON format. Parse US/Canada trade documents, 810, 850, 856. Browser-based parser.

Drop X12 EDI file here or click to browse

.edi, .x12 files

X12 Input

JSON Output

Frequently Asked Questions

X12 is the American National Standards Institute EDI standard. Used primarily in the US and Canada for business-to-business electronic documents.

All transaction sets: 810 (Invoice), 850 (Purchase Order), 856 (Ship Notice), 820 (Payment), 834 (Enrollment), 837 (Healthcare Claim), and others.

Each segment becomes an object with tag and elements. ISA/IEA envelope data is extracted. Transaction sets are grouped within functional groups.

Delimiters are auto-detected from ISA segment: element separator (ISA[3]), subelement separator (ISA[16]), segment terminator (after ISA).

Yes. All parsing happens locally in your browser. Your business documents never leave your device, ensuring complete privacy.

Export from ERP systems, trading partner platforms, or clearinghouses. Common extensions: .edi, .x12, .txt.

Yes. Interchange files with multiple functional groups (GS/GE) and transaction sets (ST/SE) are fully parsed into nested JSON.

ISA segment is fixed-length (106 chars). The parser handles standard ISA format with proper element extraction.

The JSON preserves structure but doesn't validate against implementation guides. Use dedicated X12 validators for compliance checking.

Retail (850/810/856), healthcare (837/835/834), transportation (204/210), finance (820/822), and many others. It's the US B2B standard.