Xavante is a web server written in the Lua programming language, designed to be lightweight and easy to use. It is part of the Kepler Project, an initiative aimed at developing web tools for Lua. Xavante provides HTTP 1.1 support, file serving capabilities, and customizable options through modular architecture, making it suitable for simple web application development. The server is particularly popular among Lua developers due to its simplicity and seamless integration with other Lua-based tools.