Sidekick is a CLI tool for quickly setting up and deploying production-ready applications on a VPS, supporting Docker-based deployments, automatic SSL, high availability, and zero downtime updates.

It provides one-command VPS setup, secure secret management, and load balancing, enabling hosting of multiple applications with simple domain integration. Sidekick aims to replicate fly.io-like features on personal servers, focusing on straightforward, cost-effective project deployment without vendor lock-in.