No. 5 of 26 ·Container Networking Software

CNI Plugins

Windows · Linux

Freedom report

Two barsScore 6.4

Free tierA free tier is on its own pricing page
Open codeNo open-source code on record
Runs widely2 of 6 device platforms
DocumentedPlans, terms and facts published

CNI Plugins is ranked #5 of 26 in container networking software on Freedom251. It runs on Linux, Windows. There is a free plan.

CNI Plugins plans and pricing

All plans

Free Free Reference and example CNI network plugins · Apache-2.0 license github.com · 4 Oct 2026

Compared on container networking software

Free plan: Yes
CNI plugin: Yes
Egress control: Yes
Supported platforms: Linux, Windows

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The record

Purpose: CNI Plugins is a collection of reference and example network plugins maintained by the containernetworking team.
CNI role: CNI provides a specification and libraries for configuring network interfaces in Linux and Windows containers, along with supported plugins.
Networking features: Interface plugins include bridge, ipvlan, loopback, macvlan, point-to-point, VLAN, host-device, and dummy.
Windows plugins: The project includes Windows-specific win-bridge and win-overlay plugins.
IP address allocation: IPAM plugins include DHCP, host-local allocation tracking, and static IPv4 or IPv6 allocation.
Additional plugins: Meta plugins provide interface tuning, port mapping, bandwidth limiting, source-based routing, and firewall rules.
Sample plugin: A sample plugin provides an example for building a custom plugin.
CNI integration: The CNI project includes a Go library for integrating CNI into applications and a command-line tool for executing plugins.
Container networking scope: CNI focuses on container network connectivity and removing allocated resources when a container is deleted.
License: The repository is distributed under the Apache License, Version 2.0.
Downloads: The latest release page lists downloadable Linux plugin archives, including amd64, arm, and arm64 builds.
Security reporting: The project asks that security issues be reported privately to the email addresses listed in its OWNERS file.
Support: The project directs questions to the cni-dev mailing group or the #cni channel on CNCF Slack.
Maintainer organization: CNI is a Cloud Native Computing Foundation project.
Price from: Free

Where it ranks on Freedom251

Best Container Networking Software in 2026#5 of 26

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Sources

github.com/containernetworking/plugins· checked 4 Oct 2026
cni.dev· checked 4 Oct 2026
github.com/containernetworking/plugins/blob/main/L· checked 4 Oct 2026
github.com/containernetworking/plugins/releases· checked 4 Oct 2026