Development8 min·09 April 2026
Automate Invoicing with n8n and the BeeL. API: A Practical Guide
Build automated invoicing workflows with n8n: from a form or CRM to issuing a VeriFactu invoice and emailing it. No code, in minutes.
Read more →Guides on Verifactu and Invoicing
Practical tutorials, step-by-step guides and tips for freelancers and SMEs who want to understand Verifactu and optimize their invoicing.
Development10 min
Automated Invoicing from Node.js: TypeScript SDK for Spanish Invoices
Create, issue, and manage Spanish invoices with VeriFactu compliance from your Node.js app. TypeScript SDK with full type safety, automatic retries, and a single dependency.
09 April 2026Read more →
Development9 min
How to Integrate Spanish Invoicing into Your CRM with the BeeL API
Sync customers and invoices between your CRM and Spanish invoicing. REST API with TypeScript SDK, NIF validation, and automatic VeriFactu compliance.
09 April 2026Read more →
Development7 min
Validate Spanish NIF and CIF via API in Seconds: AEAT Registry Verification
Validate Spanish NIFs and CIFs in real-time against the Tax Agency registry. One API call, instant response, 5-minute integration.
09 April 2026Read more →
Development8 min
Invoicing Webhooks: Real-Time Events with HMAC Verification
Receive invoicing events in real time: invoices issued, paid, VeriFactu status. HMAC-SHA256 verification built into the SDK for enterprise-grade security.
09 April 2026Read more →
Development15 min
How to Implement Verifactu in Your Software: Direct API, Holded, Odoo or BeeL.
Technical guide to integrating Verifactu in your application. We compare raw AEAT implementation, Holded, Odoo and BeeL.: rate limits, documentation, complexity and real cases.
April 1, 2026Read more →
Verifactu14 min
Verifactu Billing for SaaS with Stripe: How to Comply Without Touching Your Codebase
93% of Spanish SaaS are still not Verifactu compliant. Automate Stripe billing with BeeL: no code modification, no webhooks, guaranteed compliance.
19 February 2026Read more →
Development12 min
How we migrated our billing API from Spanish to English
The actual process behind migrating the entire OpenAPI specification from BeeL.es to English: branching strategy, incremental validation and why the hexagonal architecture allowed us to do it without touching the domain.
11 February 2026Read more →
Verifactu15 min
The 7 Best Verifactu Invoicing Software in 2026 [Comparison]
Complete analysis of the best invoicing software tailored to Verifactu. Compare prices, features and choose the ideal one for your business.
28 January 2026Read more →
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