135 Open Source Invoice Software Projects
Free and open source invoice code projects including engines, APIs, generators, and tools.
Url To Pdf API 6572 ⭐
Web page PDF/PNG rendering done right. Self-hosted service for rendering receipts, invoices, or any content.
Dolibarr 2982 ⭐
Dolibarr ERP CRM is a modern software package to manage your company or foundation's activity (contacts, suppliers, invoices, orders, stocks, agenda, accounting, ...). It is open source software (written in PHP) and designed for small and medium businesses, foundations and freelancers. You can freely install, use and distribute it as a standalone application or as a web application to use it from every internet access and media.
Kevinpapst Kimai2 1544 ⭐
Kimai v2 is a web-based multiuser time-tracking application. Free for everyone: freelancers, agencies, companies, organizations - all can track their times, generate invoices and more. SaaS version available at https://www.kimai.cloud
Guanshuicheng Invoice 1004 ⭐
Invoiceneko 227 ⭐
An Open Sourced Invoice System developed for anyone who needs to generate out an invoice and manage clients
Pyafipws 208 ⭐
Factura Electrónica AFIP y otros servicios web (proyecto software libre) — Interfases, tools and apps for Argentina's gov't. webservices (soap, com/dll simil-ocx, pdf, dbf, xml, json, etc.) #python
Node Sales Tax 218 ⭐
:moneybag: International sales tax calculator for Node (offline, but provides optional online VAT number fraud check). Tax rates are kept up-to-date.
Openpapyrus 173 ⭐
Sophisticated ERP, CRM, Point-Of-Sale, etc. Open source now. This system is developed since 1996.
Mustangproject 113 ⭐
Open Source Java e-Invoicing library, validator and tool (Factur-X/ZUGFeRD, UNCEFACT/CII XRechnung)
Ultimatecrm 82 ⭐
A quick and easy way to manage your clients, invoices and projects all on one web application made with Laravel!
Invoice 108 ⭐
Asp.Net example implementation of Invoice Web Application Using Bootstrap AdminLTE Template. Dashboard Cart, Customer, Vendor, Products, User Registration, SendGrid and more.
Invoice It 79 ⭐
:page_with_curl: Generate your orders or your invoices and export them in html, pdf or buffer easily.
Anishdcruz Apex 52 ⭐
Apex is a self hosted sales, purchase, inventory and accounting solution for small businesses.
Bolt11 58 ⭐
A library for encoding and decoding lightning network payment requests as defined in BOLT #11.
Php E Invoice It 59 ⭐
A PHP package for managing italian e-invoice and notice XML formats. (Pacchetto PHP per gestire il formato XML di fatture e notifiche come richiesto dal SdI).
Chromic_pdf 159 ⭐
Convenient HTML to PDF/A rendering library for Elixir based on Chrome & Ghostscript
Open Source Python Pos And Accounting Software 54 ⭐
Open source software for POS and Automated Accounting.
Konik 38 ⭐
A library to create, read and validate ZUGFeRD compliant invoices. Available for Java and .NET
Invoicr 49 ⭐
Invoicr is a free and open-source PHP invoice generator that is capable of churning out HTML, PDF, and DOCX invoices.
Offline_invoicing 68 ⭐
Desktop invoicing app built with electron. Create Quotes and Invoices. Download PDF or Email directly to your customers.
Xendit Php 69 ⭐
Xendit REST API Client for PHP - Card, Virtual Account, Invoice, Disbursement, Recurring Payments, Payout, EWallet, Balance, Retail Outlets Services, xenPlatforms
Nav Connector 26 ⭐
Node.js module which provides an interface for communicating with NAV online invoice service.
Pdf Invoice Templates 22 ⭐
Mageplaza PDF Invoice Templates for Magento 2 solves problems that online store have when they send billing documents to their customers. The module helps them simplify the jobs, attach PDF documents into emails with amazing easy-to-customize templates.
Berlicrm 32 ⭐
From Berlin to Germany and Europe - an open source CRM Solution mainly for small and medium-sized businesses: Visit https://www.berlicrm.de/
Xendit Go 52 ⭐
Xendit REST API Client for Go - Card, Virtual Account, Invoice, Disbursement, Recurring Payments, Payout, EWallet, Balance, Retail Outlets Services, QR Codes
Php Sdicoop Client 17 ⭐
A PHP package for connecting to Italian Exchange System (aka SdI) web services. (Pacchetto PHP per inviare fatture e notifiche ai webservices del SdI).
Xendit Node 37 ⭐
Xendit REST API Client for Node.js - Card, Virtual Account, Invoice, Disbursement, Recurring Payments, Payout, EWallet, Balance, Retail Outlets, QR Codes, Direct Debit
Php Sdicoop Server 17 ⭐
A PHP package for implementing web services required by the Italian Exchange System. (Pacchetto PHP per l'implementazione dei webservices TrasmissioneFatture e RicezioneFatture richiesti dal SdI).
Syliusinvoiceplugin 13 ⭐
A Plugin for Sylius to generate invoices (! deprecated, use sylius/invoicing-plugin instead)
Vilaippattiyal 15 ⭐
Electron application based on React, React Router, Webpack, React Hot Loader and [email protected] for invocing/inventory with GST enabled
Ofd Analyze 21 ⭐
OFD (open fixed layout document) is a Chinese Document Format, just like PDF. It is standardized as GB/T 33190-2016. ofdparser is a parser to parse the format according to the standard.
Factura Electronica API Ministerio De Hacienda Cr 13 ⭐
This repository contains examples to consume the API for electronic invoicing of the Ministerio de Hacienda of Costa Rica
Sampleapp Inventorytracking Quickbooksv3API Node.js 13 ⭐
This is a sample application which illustrates a typical use case in QBO using NodeJS SDK for QuickBooks Online.
Receiptline 118 ⭐
Markdown for receipts. Printable digital receipts. Generate receipt printer commands and SVG images.