# NeMo2: reimplementing the Virtools game engine libraries

> NeMo2 reimplements the Virtools game engine's CK2 and VxMath libraries in C++. It provides Virtools object, behavior and scene handling, math and rendering support, and loading and saving for CMO and NMO files, with a Windows 32-bit build targeting Virtools compatibility.

- Type: Case study
- Targets: Game
- Category: Independent reconstruction cases
- Relationship: Independent reconstruction project
- Sources reviewed: 2026-11-07
- Added to the catalog: 2026-11-09
- Original resource: <https://github.com/doyaGu/NeMo2>
- Primary source: <https://github.com/doyaGu/NeMo2/blob/c1b94abc9c198ff1d907f76ead68844d2e1eff54/README.md>
- Catalog page: <https://awesomerea.org/resources/nemo2-case/>
- Record JSON: <https://awesomerea.org/resources/nemo2-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/nemo2-case/index.md)

## Requirements & limits

- **Prerequisites:** Windows, MSVC, C++17 and CMake 3.16 or later; build for Win32 compatibility.
- **Prerequisites:** The miniz, stb and yyjson dependencies are supplied as git submodules.
- **License:** Apache-2.0 license.

## Primary sources

1. <https://github.com/doyaGu/NeMo2/blob/c1b94abc9c198ff1d907f76ead68844d2e1eff54/README.md>

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## About this entry

The description was reviewed against primary sources.
Original editorial content: MIT. Linked projects, papers and assets retain their own rights and licenses.