YunaiV / ruoyi-vue-pro

Chinese-language full-stack admin platform (Spring Boot + Vue) with RBAC, multi-tenancy, workflow, payments, mall, CRM/ERP modules, and WeChat mini-program support.

InvoicePlane / InvoicePlane

A self-hosted web application for managing invoices, quotes, clients, products, and payments.

juspay / hyperswitch

Open-source, self-hostable payments infrastructure in Rust that connects to many payment processors and offers routing, vault, and reconciliation modules.

invoiceninja / invoiceninja

Source-available invoicing app for invoices, quotes, projects, expenses, and time tracking, built on Laravel and offered hosted or self-hosted.