You don't need a MacMini for running OpenClaw. These alternative projects can run on SBCs and ESP32 microcontrollers.

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A curated list of lightweight OpenClaw alternatives designed to run on resource-constrained hardware like Raspberry Pi, other SBCs, and ESP32 microcontrollers. Projects covered include NanoBot (Python, 4K lines), PicoClaw (Go, <10MB RAM), IronClaw (Rust, WebAssembly sandboxing), ZeroClaw (Rust, 3.4MB binary), NullClaw (Zig, 678KB binary), zclaw (C, ESP32 firmware), and Mimiclaw (bare-metal C for ESP32-S3). Each offers AI agent functionality with dramatically reduced memory and CPU footprints compared to OpenClaw's 1GB+ RAM requirement and 500+ second startup times on low-end hardware.

OpenClaw Alternatives That You Can Run on Raspberry Pi Like Devices