Kubernetes is the open-source container orchestration platform launched by Google in 2014 and donated to CNCF, managing large-scale container clusters with declarative orchestration and auto scaling, and is the de-facto standard for cloud-native applications.
Docker, created by Docker Inc and headquartered in San Francisco, started the containerization revolution in 2013 and offers Docker Engine, Docker Hub, Docker Compose, and more, the de facto standard for containerized and cloud-native deployment.
Koyeb is a serverless cloud platform headquartered in San Francisco, United States, supporting automatic containerized app deployment from Git repositories with edge deployment in 30+ regions globally.