A network diagnostics and TCP optimization tool with MCP (Model Context Protocol) integration for AI-assisted configuration.
Features
- End-to-end Network Testing: RTT measurement, throughput testing, latency under load detection
- Configuration Profiles: Pre-built profiles for BBR, FQ, buffer tuning
- Safe Apply/Rollback: Automatic snapshots before configuration changes with rollback capability
- MCP Integration: Works with Claude and other LLM chat interfaces via MCP stdio protocol
Publisher’s description
What is Nettune?
Nettune by James Tsang is free Windows software in the ai assistants & llms category. It is written in Go.
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 0.2.5, released on December 27, 2025. The version history goes back to December 6, 2025: 3 releases, all linked to the official files.
Popularity and file types
The source code on GitHub (jtsang4/nettune) has 28 stars. Similar programs include Claude Code, Codex CLI and GPT4All.
Project description on GitHub: “A network diagnostics and TCP optimization tool with MCP (Model Context Protocol) integration for AI-assisted configuration.”
Pros / Cons
Pros
- Free to use
- Native ARM64 build for Windows on Arm
- Portable: runs without installation
In short: Nettune is a free ai assistants & llm tool for 64-bit and ARM64 PCs.
Is Nettune 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:
5B6FDAEB5D42ABA3CF865FAB08819EF8DD5DB5136049BB9CFE5C1CC488924307· Open the VirusTotal report for this hash - The link has not been checked yet
- ExeAtlas does not host, wrap or modify installers
Related guide: How to check a file’s SHA256 hash on Windows
Recent versions
All 3 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 0.2.5Latest | December 27, 2025 | — | ARM64 Portable64-bit Portable |
| 0.2.4 | December 14, 2025 | — | ARM64 Portable64-bit Portable |
| 0.2.3 | December 6, 2025 | — | 64-bit PortableARM64 Portable |
Install from the command line
Silent install ›winget install --id JamesTsang.Nettune -eProgram files (.exe): nettune.exe
Related guide: How to use winget: install and update apps
Information
- Publisher
- James Tsang
- Category
- AI assistants & LLMs
- Licence
- Freeware
- Price
- Free
- Source code
- github.com/jtsang4/nettune
- Written in
- Go
- Requires
- Windows 11 / 10
- Architecture
- 64-bit, ARM64
- Installer
- Portable
- Version
- 0.2.5
- Released
- December 27, 2025
- Added to the catalogue
- December 19, 2025
- Versions listed
- 3
- GitHub stars
- 28
- GitHub forks
- 3
- Website
- github.com
- winget ID
- JamesTsang.Nettune
Ratings and reviews
No reviews yet. Be the first to rate it.
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Frequently asked questions
Is Nettune free?
Yes. Nettune is free to use.
Is Nettune 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 Nettune 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 Nettune run on ARM (Windows on Arm)?
Yes, there is a native ARM64 installer.
Where can I download an older version of Nettune?
The versions page lists all 3 versions with links to their official installer files, back to December 6, 2025.
Can I use Nettune without administrator rights?
Yes, it is portable: unpack and run it.
What are alternatives to Nettune?
Claude Code, Codex CLI, GPT4All, ChatGPT by lencx and oh-my-pi. The alternatives page compares them.
