rathole

Benchmarks show rathole achieves higher throughput and handles more connections stably than frp, with graphs in the README demonstrating superior bandwidth under load.

Binaries can be optimized to ~500KiB with low memory consumption, making it suitable for embedded devices like routers, as emphasized in the features section.

Mandatory service tokens and optional Noise Protocol or TLS encryption provide secure communications without requiring self-signed certificates, enhancing out-of-the-box security.

Hot reloading allows adding or removing services by updating the configuration file, enabling adjustments without downtime, as highlighted in the key features.