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Accounting Software
Lexware
lexoffice E-Invoice Integration
Online accounting for German freelancers and SMEs
Validate your lexoffice invoices against Peppol, XRechnung, and 27 EU country rules before sending.
5
Available connectors
<5min
Setup time
Markets supported
DE
How to Integrate
1
Get your free API key from the developer portal
2
Export invoices from lexoffice as XML
3
Call our validation API with the invoice data
4
Handle validation results in your workflow
Available Connectors for lexoffice
These connectors work seamlessly with lexoffice
Invoice Validator
Validate e-invoices before sending to customers
- Real-time XML validation
- Peppol BIS 3.0 compliance
- XRechnung 3.0 support
FreeLearn more →
Evidence Pack Generator
Generate audit-ready compliance certificates
- PDF compliance certificates
- Cryptographic signature
- QR code verification
ProLearn more →
Deadline Tracker
Check e-invoicing obligations and deadlines by country
- 27 EU countries covered
- B2B/B2G/B2C breakdown
- Format requirements
FreeLearn more →
Format Converter
Convert between e-invoice formats instantly
- UBL 2.1 conversion
- CII D16B support
- XRechnung output
ProLearn more →
Batch Validator
Validate thousands of invoices at once
- Up to 10,000 invoices per batch
- Parallel processing
- Detailed per-invoice results
BusinessLearn more →
Integration Options
Ready to validate your lexoffice invoices?
Get started in under 5 minutes with our free API. No credit card required.