# Nebula: an anime-game server emulator

> Nebula emulates a server for an anime game and connects to regional PC clients through redirected requests. Its documented features include characters, inventory, quests, gacha, friends and several game modes. The server uses game data placed in a resources directory.

- Type: Case study
- Targets: Game
- Category: Independent reconstruction cases
- Relationship: Independent reconstruction project
- Sources reviewed: 2026-11-06
- Added to the catalog: 2026-11-09
- Original resource: <https://github.com/Melledy/Nebula>
- Primary source: <https://github.com/Melledy/Nebula/blob/8b08c215d4afaad53ab3e647ca3155ef9eef7d9b/README.md>
- Catalog page: <https://awesomerea.org/resources/nebula-anime-game-server-case/>
- Record JSON: <https://awesomerea.org/resources/nebula-anime-game-server-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/nebula-anime-game-server-case/index.md)

## Requirements & limits

- **Prerequisites:** Java 21 and a supported PC game client are required.
- **Prerequisites:** Place the bin and language folders from the linked game-data repository in the server's resources directory.
- **Limits:** The author describes the emulator as work in progress; some events and Cataclysm Survivor talents are incomplete.
- **License:** AGPL-3.0 license.

## Primary sources

1. <https://github.com/Melledy/Nebula/blob/8b08c215d4afaad53ab3e647ca3155ef9eef7d9b/README.md>

## More in Games

- [NeoXResearch: investigating NeoX archives and Python bytecode](https://awesomerea.org/resources/neoxresearch-neox-format-case/index.md) · Case study
- [NetspherePirates: an S4 League Patch 34 server emulator](https://awesomerea.org/resources/netspherepirates-s4-league-case/index.md) · Case study
- [Neverness to Everness: mapping a TCP connection's records](https://awesomerea.org/resources/nte-network-traffic-analysis-case/index.md) · Case study
- [NexusForever: WildStar build 16042 server reconstruction](https://awesomerea.org/resources/nexusforever-wildstar-case/index.md) · Case study
- [NFS Online Server: reconstructing Need for Speed online services](https://awesomerea.org/resources/nfs-online-server-case/index.md) · Case study
- [ngp-link: reconstructing the Neo Geo Pocket Color link cable](https://awesomerea.org/resources/ngp-link-case/index.md) · Case study

## 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.