FREE • LOCAL • PRIVATE
Réseaux et automatisation
Calculate subnets, plan networks and create automation examples without uploading your data.
12 Networking & Automation Tools
Calculateur de sous-réseau IPv4
Calculate IPv4 networks, masks and usable ranges.
Open tool → FREE • ON-DEVICECalculateur de préfixe IPv6
Calculate IPv6 prefixes and address ranges.
Open tool → FREE • ON-DEVICEPlanificateur VLSM
Allocate IPv4 subnets according to requested host counts.
Open tool → FREE • ON-DEVICEConvertisseur plage IP-CIDR
Convert IPv4 ranges and CIDR blocks.
Open tool → FREE • ON-DEVICEVLAN & IP Address Planner
Plan VLAN IDs and identify overlapping networks.
Open tool → FREE • ON-DEVICERéférence des ports réseau
Search a curated offline list of TCP/UDP ports.
Open tool → FREE • ON-DEVICECréateur d’expressions cron
Preview the next five occurrences of five-field cron schedules in UTC.
Open tool → FREE • ON-DEVICECréateur de timers systemd
Create basic .service and .timer examples.
Open tool → FREE • ON-DEVICEConvertisseur d’horodatage Unix
Convert Unix time in seconds or milliseconds and ISO timestamps.
Open tool → FREE • ON-DEVICEConvertisseur de fuseaux horaires
Compare the same instant in world time zones.
Open tool → FREE • ON-DEVICECalculateur chmod Linux
Convert standard octal and symbolic file permissions.
Open tool → FREE • ON-DEVICEVérificateur YAML Docker Compose
Check basic Compose structure locally without connecting to Docker.
Open tool →More KOLFAT TOOLS
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