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Nebula project preview
Devops InfrastructureAlternative to Cisco AnyConnectAlternative to TailscaleAlternative to ZeroTier

Nebula

Mutually authenticated, scalable peer-to-peer mesh VPN by Slack.

View on GitHub Visit website
LicenseMIT
GitHub stars14.0k
Last commit1 weeks ago
Tags6 topics
Overlay NetworkMesh VpnEncryptionNetworkingPeer To PeerGolang
Overview

Why consider Nebula?

Nebula is a scalable overlay mesh network tool created by Slack. It securely connects thousands of servers, laptops, and mobile devices across multiple cloud providers with direct peer-to-peer encryption.

Guided learning

Learn Nebula by building

Practical setup notes, real use cases, and copy-ready examples in one focused guide.

1 min read 2 sections
In this guide2 sections

Overview of Nebula

Nebula creates direct encrypted tunnels between hosts regardless of firewalls, NAT devices, or geographical boundaries, utilizing a discovery node (Lighthouse) architecture.

Generating Certificates and Running

bash
1# Create Certificate Authority
2nebula-cert ca -name "MyOrg"
3
4# Generate node certificate
5nebula-cert sign -name "node1" -ip "192.168.100.1/24"
6
7# Start nebula daemon
8sudo nebula -config config.yml

Nebula is licensed under the permissive MIT License.

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Nebula FAQs

Nebula is listed as a Devops Infrastructure tool on TiloBox. Review the overview, features, and official documentation on this page to decide whether it solves your specific workflow.

Start with the project's GitHub repository and official website for supported installation and deployment instructions. Test the setup with representative data or a small project before rolling it out more widely.

Nebula is listed under the MIT license. Read the complete license text and the project's notices before using, modifying, or distributing the software.

Production readiness depends on your requirements. Review maintenance activity, security practices, documentation, backup and upgrade procedures, and compatibility with your stack; then validate it in a non-production environment.

Nebula is listed as an alternative to Cisco AnyConnect. Compare the core workflow, deployment model, integrations, and licensing against your must-have requirements before switching.