netboot65 allows 6502 based computers to boot via a network. Currently only the C64 version is actively developed and tested. Also includes telnet and gopher clients, and a "web application server" for development of web sites in 6502 assembler.
Ruby/LDAP is an extension library for Ruby. It provides the interface to some LDAP libraries (e.g. OpenLDAP, Netscape SDK and Active Directory). The common API for applicationdevelopment is described in RFC1823 and is supported by Ruby/LDAP.