Khttpd

An experimental HTTP server implemented as Linux kernel module

From sysprog21·Updated April 24, 2026·View on GitHub·

`khttpd` is an experimental HTTP server implemented as Linux kernel module. The server defaults to port 8081, but this can be easily configured using command line argument `port=?` when you are about to load the kernel module. The project is written primarily in C, distributed under the MIT License license, first published in 2020. Key topics include: http-server, httpd, linux-kernel, socket-programming, tcp.

khttpd

khttpd is an experimental HTTP server implemented as Linux kernel module.
The server defaults to port 8081, but this can be easily configured using
command line argument port=? when you are about to load the kernel module.

TODO

Release resources when HTTP connection is about to be closed.
Introduce CMWQ.
Improve memory management.
Request queue and/or cache

License

khttpd is released under the MIT License. Use of this source code is governed by
a MIT License that can be found in the LICENSE file.

External source code:

http_parser.[ch]: taken from nodejs/http-parser
- Copyrighted by Joyent, Inc. and other Node contributors.
- MIT License
htstress.c: derived from htstress
- Copyrighted by Roman Arutyunyan
- 2-clause BSD license