Open Source // built in the open
Everything we build, we share.
From network diagnostics to enterprise learning guides — Zilk's open-source projects are free to use, fork, and contribute to. No paywalls, no stripped-down versions.
┃ Networking & Security Tools
zilk-multicast-analyzer
ZilK's flagship open-source tool — client-first multicast troubleshooting with CLI and web UI. Generates team-tagged evidence packs for fast incident resolution in production networks.
bginfo
BGInfo for Linux — one-command live system monitor for your desktop. Displays real-time network interfaces, IP addresses, CPU, memory, and uptime as desktop wallpaper text.
linux-bash-terminal-logging
Automatic terminal session logging for Linux Bash with clean, readable output and session export. Every command, every output — captured and searchable.
┃ Learning Guides
Cisco-Nexus-Learning
Comprehensive Cisco Nexus Product Family Student Learning Guide — interview preparation covering VXLAN/EVPN, vPC, BGP EVPN, Clos Fabric, and NX-OS configurations. Interactive HTML.
VXLAN-Student-Guide
Comprehensive VXLAN fabric technology guide — from Layer 2 fundamentals to advanced data center and campus fabric architectures. Single self-contained interactive HTML file.
f5-bigip-interview-guide
F5 BIG-IP interview study guide — LTM, GTM/BIG-IP DNS, HA, SSL and security. Single self-contained HTML file with architecture diagrams for exam and interview prep.
infoblox-interview-guide
Infoblox interview study guide — core DDI (DNS/DHCP/IPAM), the Grid, HA, DNS Anycast and DNS security (DNSSEC/RPZ). Self-contained HTML with diagrams for interview prep.
Want to contribute?
All repositories welcome issues, pull requests, and community contributions.