Godot Engine - Feature-packed 2D and 3D open source game engine.
Digit - SMS bot that monitors your bank account & saves you money
Unity - The multiplatform game creation tools for everyone.
Quicken - Stay in control of your monthly cash flows, budgets, and expenditures. Quicken provides a navigable interface where you can organize your debit, credit, and savings, and build good habits accordingly.
Unreal Engine - Unreal Engine 4 is a suite of integrated tools for game developers to design and build games, simulations, and visualizations.
Penny - Penny is a personal finance app that takes the pain out of keeping track of your finances.