Lightweight coding agent written in Rust, optimized for memory footprint and performance
zerostack is a lightweight coding agent written in Rust that helps developers work with code through a terminal interface. It supports multiple AI providers, standard coding tools, session management, permissions, subagents, and optional integrations such as MCP servers and persistent memory.
Latest release v1.8.5 · 10 Oct 2026
1 file for Codex and OpenCode: zerostack AGENTS.md — 115 tokens loaded in every session.
AGENTS.md A 115 tok These files are gi-dellav/zerostack's own configuration — they tell Codex and OpenCode how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.