Installation

Get up and running with Nexus Suite in minutes. This guide covers installing both NexusCore CLI and NexusIDE.

System Requirements

NexusCore CLI

• Python 3.10 or later
• macOS, Windows 10+, or Linux (x86_64 / ARM64)
• 512 MB RAM minimum
• Internet connection for Pro/Studio features (Core works fully offline)

NexusIDE

• macOS 12+ (Apple Silicon & Intel), Windows 10+, or Linux (x86_64)
• 4 GB RAM minimum (8 GB recommended)
• 500 MB disk space

Install NexusCore CLI

macOS / Linux (recommended)

The install script downloads the latest release, verifies the checksum, and adds nexus-cli to your PATH:

curl -fsSL https://nexus-suite.dev/install | sh

Windows (PowerShell)

irm https://nexus-suite.dev/install.ps1 | iex

pip (Python 3.10+)

pip install nexus-suite

Or with pipx for isolated installation:

pipx install nexus-suite

Homebrew (macOS / Linux)

brew install nexus-suite/tap/nexus-cli

Verify Installation

nexus-cli --version

You should see output like:

nexus-cli 1.0.0 (Python 3.12.1)

TIP

Run nexus-cli update at any time to check for and install the latest version.

Install NexusIDE

Download the latest NexusIDE for your platform from the downloads page:

Platform	Format	Download
macOS (Apple Silicon & Intel)	.dmg	Download
Windows (x64)	.exe installer	Download
Linux (x86_64)	.deb	Download
Linux (x86_64)	.rpm	Download
Linux (x86_64)	AppImage	Download

All release artifacts are code-signed and include SHA256 checksums for verification. See the releases page for checksums and older versions.

macOS

1. Open the .dmg file
2. Drag NexusIDE to the Applications folder
3. Launch NexusIDE from Applications

INFO

NexusIDE is notarized with Apple's notary service. If macOS shows a security warning, right-click the app and select Open.

Windows

1. Run the .exe installer
2. Follow the installation wizard
3. Launch NexusIDE from the Start menu

Linux

Debian / Ubuntu:

sudo dpkg -i nexuside-latest-amd64.deb

Fedora / RHEL:

sudo rpm -i nexuside-latest-x86_64.rpm

AppImage:

chmod +x nexuside-latest-x86_64.AppImage
./nexuside-latest-x86_64.AppImage

Auto-Updates

NexusIDE checks for updates automatically on launch. When a new version is available, you'll see a notification with the option to update. Updates are opt-in and never forced.

NexusCore CLI can be updated manually:

nexus-cli update

Next Steps

• First Run — Start your first AI agent session
• Connecting a Model — Configure your LLM provider
• Authentication — Sign in to unlock Pro and Studio features