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blockdiag vs ZeroShell

A side-by-side look at blockdiag and ZeroShell. For an in-depth review of either product, follow the links below.

blockdiag

blockdiag

Development

blockdiag is an open-source Python library and command-line tool that generates block-style diagram images from simple text files. It supports multiple diagram types like block diagrams, sequence diagrams, activity diagrams, and more.

diagramblock-diagramsequence-diagramactivity-diagram
ZeroShell

ZeroShell

Network & Admin

ZeroShell is an open source network device with features including routing, firewall, VPN, web server, DHCP server, DNS server, captive portal, and more. It is lightweight and can run on old hardware, making it useful for small networks and testing environments.

networkingrouterfirewallvpndhcpdns