> For the complete documentation index, see [llms.txt](https://docs.otland.net/ots-guide/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.otland.net/ots-guide/glossary.md).

# Glossary

### OTBM

Open Tibia Binary Map - a binary format in which game map is saved. It can only be viewed and edited using a special map editor, such as RME.

### RME

Remere's Map Editor - a map editor that can handle OTBM maps. Official site: [https://remeresmapeditor.com](https://remeresmapeditor.com/)

### TFS

The Forgotten Server - engine for running your own OTS. It was originally a fork of OTServ. Now the most stable, powerful and up to date engine still in development. See: <https://github.com/otland/forgottenserver>.