P2P DNS with content key, crypto key and PKI support
Cross-platform asynchronous I/O
ZMap is a fast single packet network scanner for network surveys
A C library for asynchronous DNS requests
CUPS is a standards-based, open-source printing system
An embedded web server
Next Generation Open Source Firewall
High capacity syslog data collection, filtering, and management.
A distribution of Nginx with some advanced features
Multi-platform inadyn, inadyn-advanced DDNS client fork.
DNS to SOCKS or HTTP proxy
Ethernet stack implementation (currently based on the ENC28J60)
BIND9 Perl Plugin