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Build UBL 2.1 Compliant Documents

A powerful TypeScript library for creating XML documents using the Universal Business Language (UBL) 2.1 standard. Perfect for electronic invoicing and business document automation.

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Key Features

UBL 2.1 Compliant

Generate XML documents that fully comply with the UBL 2.1 standard specification

Type-Safe API

Built with TypeScript for complete type safety and excellent IDE support

50+ Components

Comprehensive set of Common Aggregate Components for all business needs

DIAN Extensions

Built-in support for Colombian DIAN electronic invoicing extensions

Validation & Error Handling

Comprehensive validation ensures your documents are always valid

Utilities Included

Date formatting, math operations, and SHA hashing utilities built-in

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Quick Start

Install the package via npm: 
npm install ubl-builder
Create your first invoice: 
import { Invoice } from 'ubl-builder';

const invoice = new Invoice('123456789', {});
invoice.addProperty('xmlns', 'urn:oasis:names:specification:ubl:schema:xsd:Invoice-2');

console.log(invoice.getXml());

View Complete Examples

Explore detailed examples with real-world use cases

Electronic Invoicing

Create compliant invoices for electronic billing systems

Tax Compliance

Generate tax-compliant documents with automatic calculations

Business Automation

Automate document generation in your business workflows

Colombian DIAN

Support for Colombian tax authority electronic invoicing

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Explore the Documentation

Installation

Set up the library in your project

Core Concepts

Understand UBL and document structure

API Reference

Complete API documentation

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