ddxfish is the profile of a developer and creator focused on building open-source artificial intelligence tools and embedded systems. It is for developers, makers, and researchers interested in local AI deployment, ethical AI frameworks, and hands-on hardware projects like robotics and microcontrollers.

• Open-Source AI Companion Development: Maintains the 'sapphire' project, a Python-based AI agent designed as a conversational companion, emphasizing local and private operation.
• Local AI and LLM Deployment Tools: Creates and collaborates on software that enables running large language models and AI agents on personal hardware, reducing reliance on cloud services.
• Embedded Systems and Hardware Libraries: Develops low-level libraries, such as for touchscreen controllers (XPT2046) and display interfaces (ESP32-LVGL), for microcontroller projects.
• Focus on AI Ethics and Safety: Actively explores methods for implementing control and safety mechanisms in AI systems, including research into agent shutdown protocols.
• Performance Benchmarking: Provides tools like 'corecrunch', a Rust-based benchmark, for testing low-level CPU and memory performance on various systems.