Dev tools · alternatives · 2026

24 alternatives to Codex Chat

An open-source macOS client for Codex

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1
Codex by OpenAI▲954
OpenAI's smartest and most intuitive to use model yet
2021 · openai.com · its alternatives →
2
Codex app for Windows▲145
Codex now runs natively on Windows with secure sandbox
Mar 2026 · learn.chatgpt.com · its alternatives →
3
Codex▲247
Discuss and understand your code base from within your IDE
2022 · usecodex.com · its alternatives →
4
Open Codex – OpenAI Codex CLI with open-source LLMs▲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…
2025 · github.com · its alternatives →
5
Remodex▲183
Control Codex on your iPhone
Apr 2026 · remodex.site · its alternatives →
6
Messages for Macintosh – a classic Mac iMessage client▲211
An Apple iMessage client for classic Macintosh (System 2.0 - MacOS 9.2.2) - CamHenlin/MessagesForMacintosh
2022 · github.com · its alternatives →
7
OpenCode Superapp▲128
The power of Codex with local, self-hosted models and voice
Jul 2026 · opencodesuper.app · its alternatives →
8
CodexBar Lite▲84
Privacy-first Codex tracker for your macOS menu bar
Jul 2026 · getcodexbar.xyz · its alternatives →
9
CodeX▲124
Build webapps in minutes for completely free
2025 · its alternatives →
10
Workspace agents in ChatGPT▲105
Codex-powered agents for teams.
Apr 2026 · openai.com · its alternatives →
11
CodeX-Editor▲125
A web code editor with AI & multi-language support
2025 · x-codex.vercel.app · its alternatives →
12
GPT‑5.3‑Codex‑Spark▲277
An ultra-fast model for real-time coding in Codex
Feb 2026 · openai.com · its alternatives →
13
AgentMicro▲160
Live Codex task status in your macOS menu bar
Aug 2026 · agentmicro.cc · its alternatives →
14
A macOS Client for HuggingFace Chat▲108
Making the community's best AI chat models available to everyone. - huggingface/chat-macOS
2024 · github.com · its alternatives →
15
swiftGPT▲109
The native macOS app for ChatGPT
2023 · swiftgpt.app · its alternatives →
16
CodeX▲56
Light weight code compiler with an API
2021 · codexweb.netlify.app · its alternatives →
17
Qwen Chat for Desktop▲252
Qwen Chat are now available for macOS
2025 · qwen.ai · its alternatives →
18
Codex in Chrome▲111
Let Codex navigate and automate tasks in your browser
May 2026 · learn.chatgpt.com · its alternatives →
19
CodexUsageBar▲3
Track your ChatGPT Codex usage limits from the Mac menu bar
Jul 2026 · codexusagebar.com · its alternatives →
20ST
SwiftGPT – The native macOS app for ChatGPT▲27
2023 · swiftgpt.app · its alternatives →
21
Chatterbox for ChatGPT▲127
Native macOS ChatGPT app with powerful screenshot tools
2022 · manuelkehl.com · its alternatives →
22
ToolBox MacOS▲108
Let ChatGPT interact with your Mac
2023 · github.com · its alternatives →
23
Codex Coordinator▲3
Manage every Codex task from one chat
Jul 2026 · eyeinthesky6.github.io · its alternatives →
24
Gepchat▲108
Turn any text field on your Mac into a ChatGPT-4o channel
2024 · somebay.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →