NUI

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Free and Open Source NATS management GUI.

Easily manage your NATS core, streams and buckets, both from Desktop App or Web interface!

Features :factory:

• Core NATS Pub/Sub: view and send NATS messages
• Request / reply: send requests and easily view related response
• Multiple format visualization (text, json, hex, protobuf, cbor and much more supported)
• Streams management: view, create adn tweak stream configs
• Stream messages: view, filter and operate with stream messages
• Stream operations like purge and message deletion
• KV Store management: View and create KV buckets
• KV entries: view, filter and edit entries
• KV entries history: acces each entry history to see past updates / deletes

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UI :computer:

• Multiple parallel connection allowed at the same time
• Card stack UI to manage the workspace as needed

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Coming soon...or later 😸

• Streams backup / restore
• Advanced stream and KV Stores operations
• Server info and metrics

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Get Started 🚀

• Try the Live Demo.
• Download Desktop app or deploy with Docker or Helm (Experimental).

macOS Desktop App Installation tweak

• Right-click the PKG and select Open (to bypass macOS quarantine, see Apple documentation).
• If the app installs to/Users/runner/work/nui/nui/build/bin/nui-app.app, move it to your Applications folder.

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Schema handling

• Protobuf Message Guide - How to decode protobuf messages with your own schemas
• CBOR + CDDL Message Guide — Read and send CBOR with optional CDDL schemas

Build and run Locally

The projects uses Go and Wails.io as to run the BE and React on Vite on FE.

Prerequisites

• Go 1.21
• Node 22
• Wails.io

To build and run the project locally:

web app

npm install
make dev-web

starts the application in web mode, using the db dir as persistent data directory

desktop app

make dev

starts wails in development mode, building the application based on the underlying operating system