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QuestPDF /QuestPDF

Sponsor

Star13.8k

QuestPDF is a modern library for PDF document generation. Its fluent C# API lets you design complex layouts with clean, readable code. Create documents using a flexible, component-based approach.

html c-sharp export pdf library nuget report dotnet-core generation invoice

UpdatedFeb 17, 2026
C#

invoiceninja /invoiceninja

Star9.6k

A source-available invoice, quote, project and time-tracking app built with Laravel

javascript quotes php laravel projects invoices tasks payments kanban invoice time-tracker expenses flutter einvoicing hacktoberfest invoiceninja

UpdatedFeb 18, 2026
PHP

aureuserp /aureuserp

Star9.5k

Free and Open Source ERP platform

sales laravel erp accounting invoice recruitment inventory-management hrm warehouse-management pms purchase-order filamentphp

UpdatedFeb 20, 2026
PHP

idurar /idurar-erp-crm

Star8.2k

Free Open Source ERP CRM Software Accounting Invoicing | Node Js React

ecommerce mongoose erp accounting crm invoicing invoice e-commerce invoicing-application crm-system mern-stack erp-application accounting-software invoicing-software invoice-software crm-platform mern-project open-source-crm erp-software open-source-erp

UpdatedAug 16, 2025
JavaScript

alvarcarto /url-to-pdf-api

Star7.1k

Web page PDF/PNG rendering done right. Self-hosted service for rendering receipts, invoices, or any content.

heroku html pdf chrome headless receipt invoice headless-chrome heroku-button puppeteer

UpdatedJan 18, 2024
HTML

Dolibarr ERP CRM is a modern software package to manage your company or foundation's activity (contacts, suppliers, invoices, orders, stocks, agenda, accounting, ...). it's an open source Web application (written in PHP) designed for businesses of any sizes, foundations and freelancers.

mysql php sales erp proposal invoices postgresql accounting agenda crm invoicing stock quotations orders invoice purchase stocks human-resource-managment suppliers hacktoberfest

UpdatedFeb 20, 2026
PHP

hql287 /Manta

Star5.4k

🎉 Flexible invoicing desktop app with beautiful & customizable templates.

electron react webpack reactjs react-redux receipt invoice electron-app react-app taxes electronjs freelancing invoicing-application invoice-pdf invoice-generator electron-react freelancer invoicing-software invoice-template customizable-templates

UpdatedFeb 2, 2025
JavaScript

kimai /kimai

Star4.5k

Kimai is the #1 open-source time-tracking application. From freelancers to companies and organisations - everyone can manage timesheets, generate reports, create invoices and so much more... Web-based multi-user application, available as On-Premise or SaaS version:https://www.kimai.org

php twig symfony doctrine invoicing self-hosted invoice time-tracker timetracker multilanguage time-tracking timetracking kimai tabler timetrackingapp