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Download GnOuGo 0.20.0 for Windows

The Friendly Bear AI Agent

The Friendly Bear AI Agent

Publisher’s description

What is GnOuGo?

GnOuGo by GnOuGo is open-source Windows software in the ai assistants & llms category. It is written in C#.

Installation and requirements

The publisher provides Portable installers for 64-bit and ARM64 Windows. It runs without installation (portable).

Updates and version history

The current version is 0.20.0, released on October 2, 2026. The version history goes back to May 5, 2026: 42 releases, all linked to the official files. The last update is less than a month old.

Popularity and file types

The source code on GitHub (GnouGo/GnouGo) has 7 stars. Similar programs include Codex CLI, Claude Code and ChatGPT.

Project description on GitHub: “Your kind and cute companion AI agent.”

Pros / Cons

Pros

  • Open source: the code can be inspected and built by anyone
  • Native ARM64 build for Windows on Arm
  • Portable: runs without installation
  • Updated in the last two months

In short: GnOuGo is an open-source ai assistants & llm tool for 64-bit and ARM64 PCs.

Is GnOuGo safe to download?

  • The file is served by github.com, the publisher’s own domain
  • The download link uses HTTPS
  • A SHA256 hash is published, so you can verify the file: A89B35F23A280112CA980B477997C33D823C32E234CDA4B714FFDEABCD2614E8 · Open the VirusTotal report for this hash
  • The link has not been checked yet
  • The source code is public
  • ExeAtlas does not host, wrap or modify installers

Related guide: How to check a file’s SHA256 hash on Windows

Recent versions

All 42 versions ›
2026: 42 42 26
VersionDateSizeFiles
0.20.0Latest October 2, 2026 — ARM64 ZIP64-bit ZIP
0.19.3 September 24, 2026 — 64-bit ZIPARM64 ZIP
0.19.1 August 16, 2026 — ARM64 ZIP64-bit ZIP
0.19.0 August 16, 2026 — 64-bit ZIPARM64 ZIP
0.18.2 August 15, 2026 — ARM64 ZIP64-bit ZIP
0.17.0 July 31, 2026 — ARM64 ZIP64-bit ZIP
0.16.0 July 31, 2026 — 64-bit ZIPARM64 ZIP
0.14.0 July 31, 2026 — ARM64 ZIP64-bit ZIP

Install from the command line

Silent install ›
PowerShell
wingetwinget install --id GnOuGo.Agent -e

Related guide: How to use winget: install and update apps

Information

Publisher
GnOuGo
Category
AI assistants & LLMs
Licence
Apache-2.0
Price
Free
Source code
github.com/GnouGo/GnouGo
Written in
C#
Requires
Windows 11 / 10
Architecture
64-bit, ARM64
Installer
Portable
Version
0.20.0
Released
October 2, 2026
Added to the catalogue
May 5, 2026
Versions listed
42
GitHub stars
7
GitHub forks
2
Website
github.com
winget ID
GnOuGo.Agent

Ratings and reviews

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Alternatives to GnOuGo

See all ›
  • Codex CLI0.161.0Codex CLI is an open‑source local coding agent that runs in your terminal, letting you write, edit, and understand code without leaving the command line.
    Open source16.6K ↓
  • Claude Code2.1.302Unleash Claude’s raw power directly in your terminal. Search million-line codebases instantly. Turn hours-long workflows into a single command. Your tools. Your workflow. Your codebase, evolving at thought speed.
    Proprietary67.1K ↓
  • ChatGPT1.1.0ChatGPT Desktop Application
    Open source17.1K ↓
  • GPT4All3.10.0GPT4All is a GUI application for loading and interacting with Generative AI models
    Open source8.7K ↓
  • T3 Code0.1.2T3 Code is a minimal web GUI for coding agents.
    Open source1.9K ↓
  • OpenWork0.18.63An open-source alternative to Claude Cowork, powered by OpenCode
    Open source333 ↓
  • Jan0.8.7Turn your computer into an AI computer
    Open source3.3K ↓
  • oh-my-pi18.13.1⌥ AI Coding agent for the terminal — hash-anchored edits, optimized tool harness, LSP, Python, browser, subagents, and more
    Open source654 ↓

Frequently asked questions

Is GnOuGo free?

Yes. GnOuGo is open-source software under the Apache-2.0 licence.

Is GnOuGo safe to download?

The download comes from github.com, which belongs to the publisher; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.

How do I install GnOuGo with winget?

Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.

Does GnOuGo run on ARM (Windows on Arm)?

Yes, there is a native ARM64 installer.

Where can I download an older version of GnOuGo?

The versions page lists all 42 versions with links to their official installer files, back to May 5, 2026.

Can I use GnOuGo without administrator rights?

Yes, it is portable: unpack and run it.

What are alternatives to GnOuGo?

Codex CLI, Claude Code, ChatGPT, GPT4All and T3 Code. The alternatives page compares them.

This page in other languages

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