Ouroboros

Ouroboros: Agent OS framework for specification-driven AI agents

Ouroboros is a Python-based open-source project on GitHub positioning itself as an 'Agent OS' with the tagline 'Stop prompting. Start specifying.' The project has accumulated 4,656 stars with modest daily growth (+18). It appears to offer a framework for defining agent behavior through specifications rather than prompts, though technical details are sparse from the available description.