NCP Secure Entry Client is a commercial VPN solution by NCP Engineering. Nebula is a free VPN solution. Features, integrations, deployment and the company behind each one, side by side.
IPsec VPN client for Windows & macOS supporting up to 100 remote users.
Nebula is a scalable overlay networking tool emphasizing performance, simplicity, and security.
See more solutions in this category, or build a security stack from your picks.
Based on what each listing shows: deployment, company size, price and open source.
Nebula fits if you are a mid-market company or an enterprise, you need a free product and you want an open-source product.
Common questions when comparing NCP Secure Entry Client vs Nebula for VPN.
NCP Secure Entry Client: IPsec VPN client for Windows & macOS supporting up to 100 remote users. Built by NCP Engineering.
Nebula: Nebula is a scalable overlay networking tool emphasizing performance, simplicity, and security.
The table above shows where their features, integrations, deployment and company size fit differ.
NCP Secure Entry Client is made by NCP Engineering. Nebula is open-source with 17,138 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. NCP Secure Entry Client and Nebula are both VPN products, and both cover Encryption, Tunneling. Key differences: NCP Secure Entry Client is Commercial while Nebula is Free, Nebula is open-source. Use the table above to see where features, deployment and company size fit differ.
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Updated 2026-11-02
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