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

Usage-based pricing and billing for developers 🔓 Cloud or self-hosted ⚙️ No-code UI 💰 Realtime usage metering 🎟 Credits & top-ups 🔑 Control feature access

A Python Finance Library that focuses on the pricing and risk-management of Financial Derivatives, including fixed-income, equity, FX and credit derivatives.

Open Source Pricing & Packaging Infrastructure

Metering and Billing for AI, API and DevOps. Collect and aggregate millions of usage events in real-time and enable usage-based billing.

💰 Billing & Payments knowledge for cloud platforms

Open-source Pricing and Billing Infrastructure 🚀 Subscription management, Invoicing, Pricing, Usage-based billing, Cost limiting, Grandfathering, Experiments, Revenue analytics & Actionable insights

python tools for Finance with the functionality of indicator calculation, business day calculation and so on.

Curated list of resources for traders, such as tools, websites, and books related to trading stocks.

Pricing Page template made with Shadcn UI & Next.js 14. Completely customizable

Terraform module which calculates price of AWS infrastructure (from Terraform state and plan) 🇺🇦

SaaS style recurring plans for Laravel.

Quick and dirty Python API and CLI to get EC2 instance pricing for On-Demand and Reserved Instances

Ubilling is an open-source billing system designed for Internet service providers (ISPs). It provides tools for managing subscribers, handling payments and creating detailed reports. Ubilling allows control and monitoring of a wide range of network equipment and can be easily extended with custom functionality.

Links to articles, guides and resources related to software pricing and its implementation.

Implement, demonstrate, reproduce and extend the results of the Risk articles 'Differential Machine Learning' (2020) and 'PCA with a Difference' (2021) by Huge and Savine, and cover implementation details left out from the papers.

Sample code for Amazon Selling Partner API use cases

Vanilla and exotic option pricing library to support quantitative R&D. Focus on pricing interesting/useful models and contracts (including and beyond Black-Scholes), as well as calibration of financial models to market data.

😎 awesome dynamic pricing 💵

Discrete choice modeling in Python with large datasets & single choice / basket models - Assortment & Pricing Optimization .