Pallet vs Rundeck: What are the differences?

Developers describe Pallet as "Automates controlling and provisioning cloud server instances. DevOps for the JVM". The machines being managed require no special dependencies to be installed. As long as they have bash and ssh running, they can be used with pallet. Pallet has no central server to set up and maintain - it simply runs on demand. You can run it from anywhere, even over a remote REPL connection. On the other hand, Rundeck is detailed as "A platform for Self-Service Operations". A self-service operations platform used for support tasks, enterprise job scheduling, deployment, and more.

Pallet and Rundeck can be categorized as "Server Configuration and Automation" tools.

Pallet is an open source tool with 802 GitHub stars and 122 GitHub forks. Here's a link to Pallet's open source repository on GitHub.