
Codex Chat
An open-source macOS client for Codex
What it does
Codex Chat is a Swift-native macOS client for Codex with local markdown memory, themes, mods, extensions, and optional phone remote control.
Does the same job
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- AMA macOS Client for HuggingFace Chat2024 · github.com · ▲108
- OCOpen Codex – OpenAI Codex CLI with open-source LLMs2025 · github.com · ▲106
Hey HN, I’ve built Open Codex, a fully local, open-source alternative to OpenAI’s Codex CLI. My initial plan was to fork their project and extend it. I even started doing that. But it turned out their code has several leaky abstractions, which made it hard to override core behavior cleanly. Shortly after, OpenAI introduced breaking changes. Maintaining my customizations on top became increasingly difficult. So I rewrote the whole thing from scratch using Python. My version is designed to support local LLMs. Right now, it only works with phi-4-mini (GGUF) via…
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