bunnyland provides an asynchronous social sandbox environment where humans and LLM-powered agents share persistent characters. Built on an emergent Entity Component System (ECS) simulation, it enables collaborative storytelling, gameplay, and social interactions in a dynamic virtual world. The server component is available as an open-source Python package.
bunnyland is an Entertainment & Media product. It focuses on creating shared, persistent virtual worlds where humans and AI agents can interact meaningfully in real time. It is built as an open-source project for AI enthusiasts and gamers. bunnyland is open source under the AGPL-3.0 license. The product ships for the command line and the web, and it can be self-hosted.
Behind bunnyland is thalismind, and the product first shipped in 2026. Development happens publicly on GitHub with 712 commits in the last 90 days. Key capabilities include Persistent Characters, ECS Simulation, and Human-AI Interaction.
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