NullClaw
Overview
Ultra-light OpenClaw-style assistant runtime in Zig: 678KB static binary, ~1MB RAM, <2ms boot, with tools, memory, channels, and providers.
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NullClaw is an ultra-lightweight OpenClaw-style personal assistant infrastructure written in Zig and shipped as a single static binary. It targets cheap hardware and small VPS setups by minimizing overhead (around a 678 KB binary, ~1 MB peak RSS) and very fast startup (<2 ms). Despite its size, NullClaw integrates multiple model providers, communication channels, tool execution, and hybrid memory, aiming to deliver a full assistant runtime that can be deployed nearly anywhere with minimal dependencies.
Autonomy level
70/100
Our subjective rating of how independently the product carries out its documented tasks, considering the human setup, input, approval and review it needs. This is not a measured success rate.
Comparisons
Custom Comparisons
Some of the use cases of NullClaw:
- Running an always-on personal assistant on low-resource hardware or small VPS instances.
- Deploying an OpenClaw-style assistant runtime as a single static binary with minimal dependencies.
- Connecting an assistant to multiple providers and channels while keeping memory and startup overhead low.
- Building portable, low-latency assistant deployments for edge devices and lightweight servers.
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Popularity level: 49%
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