Network tools built by consultants
Browser-based calculators, planners and handover tools for network engineers, IT managers and small organisations. Fast, private and free.
AlreePack
Build a portable, optionally encrypted pack of resources, risks and actions.
ContinuityContinuity Capsule
Find fragile IT dependencies with twelve calm, practical checks.
HandoverSite Passport
Create a safe printable QR identity for a site, cabinet or asset.
IntakeQuiet Intake
Turn a vague request into a safe brief and a small set of next actions.
Change controlChangeCard
Plan one small live change with checks, evidence and rollback.
IP AddressingSubnet Calculator
Calculate subnet masks, network ranges and usable hosts.
IP AddressingIPv4 Calculator
Convert between decimal, binary and CIDR notation.
IP AddressingIPv6 Calculator
Expand, compress and analyse IPv6 addresses.
IP AddressingIP Address Planner
Allocate addresses across subnets with a clear overview.
IP AddressingDHCP Scope Calculator
Plan scope sizes, exclusions and reservations.
IP AddressingCIDR Cheat Sheet
Quick reference for masks and host counts.
WiFiWiFi QR Generator
Generate QR codes for guest network access.
WiFiWiFi Channel Planner
Plan non-overlapping channels for 2.4 and 5 GHz.
Network DesignVLAN Planner
Plan VLAN IDs, names and subnet assignments.
Network DesignRack Elevation Planner
Visualise rack unit allocation for equipment.
Network DesignPoE Power Budget Calculator
Verify switch PoE capacity for APs and phones.
DocumentationPatch Panel Planner
Map ports to destinations for cabling docs.
DocumentationSwitch Port Documentation
Document ports, VLANs and connected devices.
DocumentationCable Label Generator
Consistent labelling for patch panels and racks.
CablingRJ45 Cable Colour Order
View Cat5, Cat5e and Cat6 T568A/T568B wire order diagrams for RJ45 plugs.
DocumentationNetwork Troubleshooting Checklist
Structured diagnostics for connectivity issues.
DocumentationNetwork Documentation Generator
Template for topology, VLANs and IP plans.
SecurityPassword Generator
Strong random passwords with custom rules.
SecurityPassword Strength Checker
Evaluate strength locally in your browser.
CablingFibre Distance Calculator
Link budgets and max distances for fibre runs.