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Invoicing & Billing

Discover indie Invoicing & Billing creations built by independent makers and small teams. Open-source, bootstrapped alternatives.

Cushion

See your freelance income and workload before it happens

Invoicing & Billing
freelancersforecastingsolo-founder
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Factur-X PHP

Manage Factur-X and ZUGFeRD 2.0 PDF invoices in PHP

Invoicing & Billing
open-sourcephpinvoicing
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SwissQR Bill

Swiss QR Bill generation for Node.js and browsers

Invoicing & Billing
open-sourceinvoicingswiss
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eInvoicing

Library for creating European-compliant electronic invoices

Invoicing & Billing
open-sourcephpinvoicing
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Invoice as a Service

Simple invoicing REST API — send JSON, get a PDF

Invoicing & Billing
open-sourceapiinvoicing
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Invoice Printer

Super simple PDF invoicing library for Ruby

Invoicing & Billing
open-sourcerubypdf
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Compare tools: Klirr vs Invoice Printer · Invoice Printer vs Invoice as a Service · Invoice as a Service vs SwissQR Bill