Awesome Billing

Apache Superset is a Data Visualization and Data Exploration Platform

Open source, composable payments platform | PCI compliant | SaaS and Self-host options | Enables connectivity to multiple payment, payout, fraud, vault and tokenization providers | Uplifts authorization with intelligent routing and revenue recovery | Reduce payment processing costs with cost observability | Reduces payment ops with reconciliation

📙 Amazon Web Services — a practical guide

Make Your Company Data Driven. Connect to any data source, easily visualize, dashboard and share your data.

The financial transactions database designed for mission critical safety and performance.

A unified framework for machine learning with time series

Open Source Metering and Usage Based Billing API ⭐️ Consumption tracking, Subscription management, Pricing iterations, Payment orchestration & Revenue analytics

A python library for user-friendly forecasting and anomaly detection on time series.

🎉 Flexible invoicing desktop app with beautiful & customizable templates.

Free Accounting Software

Open-source cloud-environment inspector. Supporting AWS, GCP, Azure, and more! Your cloud resources will have nowhere to hide!

Core Framework for the Open Core Data & Experience Management Platform (PIM, MDM, CDP, DAM, DXP/CMS & Digital Commerce)

A self-hosted open source application for managing your invoices, clients and payments.

Deep neural network to extract intelligent information from invoice documents.

Meltano: the declarative code-first data integration engine that powers your wildest data and ML-powered product ideas. Say goodbye to writing, maintaining, and scaling your own API integrations.

Open Source Pricing & Packaging Infrastructure

The programmable open source core ledger for fintech

Bayesian marketing toolbox in PyMC. Media Mix (MMM), customer lifetime value (CLV), buy-till-you-die (BTYD) models and more.

Open Source License Key Generation and Verification Tool written in Go

ACH implements a reader, writer, and validator for Automated Clearing House (ACH) files. The HTTP server is available in a Docker image and the Go package is available.

A golang implementation to marshal and unmarshal iso8583 message.

Accounting Software with GRPC endpoints and SQL Backends

Real-time Charging System for Telecom & ISP environments

AML/CTF/KYC/OFAC Search of global watchlist and sanctions

Python lib for Factur-X, the e-invoicing standard for France and Germany

Go Business Language

Double entry accounting in Django

Ruby invoicing framework gem

Managed accounts for Django (with or without django-oscar)

Swift Codes or BIC Codes for all the Banks in the world. Cached to json.

Library to generate PDF invoices.

No description.

Zero-maintenance and smart FOSS generating beautiful invoices for services and expenses.

💸 {Digital,Cloud,Electronic,Online} Services VAT Rate Database

Bookkeeping in Python

[DEPREDATED] Central repo for fraud and risk management development and specifications

A summary of research in RTB Budget Pacing