Argyle is a minimalist webserver that supports just enough functionality to be useful. That also gives it the property of being tiny. The binary I'm running on this 64-bit Linux box is under 100Kb, and it generally uses about one megabyte of memory.
Read the Frequently Asked Questions about Argyle (and their answers).
Source code is available here.
Feedback, including bug reports, should be sent to me via the 'Contact Me' link in the menu on this page. If you're reporting a problem, please be as detailed as possible in describing the problem, how I can cause the same problem to occur, and what your operating environment is like. Thank you for taking your time to do this.