AI Agent Skills

Desktop invoicing app built with electron. Create Quotes and Invoices. Download PDF or Email directly to your customers.

Faveo Invoicing is an open-source platform for SaaS billing and license management, tailored to meet the needs of software companies.

Multi-jurisdiction indirect tax and e-invoicing reference framework covering VAT/GST compliance and mandatory electronic invoicing mandates across EU, Brazil, India, Mex…

Open source C# e-invoicing library. Enables creating and reading ZUGFeRD invoices.

Invoicing, Time tracking, File reconciliation, Storage, Financial Overview & your own Assistant made for Freelancers

Simple automated LaTeX invoicing system

Simple and elegant invoicing solution.

Invoicerr is a freelance-focused invoicing app that lets you create quotes, generate invoices, track payments, and collect secure signatures.

Open Source Java e-Invoicing library, validator and tool (Factur-X/ZUGFeRD, UNCEFACT/CII XRechnung)

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

Fullstack open source Invoicing application made with MongoDB, Express, React & Nodejs (MERN)

Super simple PDF invoicing

NextCRM — Open-source CRM built with Next.js 16, React 19, PostgreSQL, Prisma 7, and shadcn/ui. CRM, projects, invoicing, documents, email client & AI features.

Open-source business management system with ERP, POS, invoicing, and CMS features. Laravel-based, Docker-ready. Still in active development.

💰 Simple invoicing service (REST API): from JSON to PDF

AI agent skills for Israeli tax, invoicing, VAT, and financial systems