ZeroTier
ZeroTier is a software-defined networking (SDN) platform that creates secure, encrypted virtual networks over the internet, allowing devices to connect as if they were on the same local area network (LAN). It uses a peer-to-peer architecture with a central controller for network management, enabling seamless connectivity across diverse environments like cloud, on-premises, and remote locations. This tool simplifies network configuration by abstracting complex routing and firewall rules, making it ideal for distributed applications and remote access.
Developers should learn ZeroTier when building distributed systems, IoT deployments, or remote work setups that require secure, low-latency connections without relying on traditional VPNs or complex network infrastructure. It's particularly useful for scenarios like connecting microservices across multiple clouds, enabling remote development environments, or managing IoT devices in the field, as it reduces operational overhead and enhances security with end-to-end encryption.