Description: ipcalc is an open-source IP subnet calculator and address validation tool. It can take an IP address and netmask and calculate the resulting broadcast, network, Cisco wildcard mask, and host range.
Type: software
Pricing: Open Source
Description: Whatmask is a free, open source proxy and VPN recommendation tool. It provides information on the best proxies, VPNs, and mask services for various use cases like privacy protection, accessing blocked content, security, and more.
Type: software
Pricing: Open Source