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Best IT Configuration Management Software in 2026

Configuration management software helps teams define and maintain settings across systems. Compare configuration as code, agentless operation, and drift detection to understand the approaches represented here; compliance policies and operating system coverage add important dimensions. Deployment model and managed node limit can help you assess operational scope, while free-plan availability and paid-from pricing provide cost details. Terraform, AWS CloudFormation, and CFEngine are among the entries. Consider which configuration practices, policy needs, and operating systems apply to your environment as you compare the listed capabilities.

  1. 1

    CFEngine

    Free plan Open source APILinuxMac+3

    CFEngine combines policy-based configuration management with reporting and security controls, and is designed for a wide range of infrastructure scale.

    9.1 Free plan · pricing on request Visit site
  2. 2

    Puppet

    Free plan Open source APILinuxMac+3

    Puppet Enterprise brings policy-driven configuration management and automation together for complex environments.

    8.7 Free plan Visit site
  3. 3

    Rudder

    Free plan Open source APILinuxSelf-hosted+2
    8.6 Free plan Visit site
  4. 4

    Uyuni

    Free plan Open source APILinuxSelf-hosted+1

    Uyuni brings patching, provisioning, access control, and compliance functions into an open-source management tool. Its monitoring setup requires a separate machine and user-provided certificates.

    8.5 Open source Visit site
  5. 5

    AWS CloudFormation

    Free plan APIiPhoneLinux+3

    CloudFormation brings template-based provisioning, change previews, and drift tracking to AWS resource management.

    7.7 Free plan Visit site
  6. 6

    AWS Systems Manager State Manager

    Free plan LinuxMacWeb+1

    State Manager provides configurable, scheduled maintenance for AWS resources and managed nodes at no additional charge.

    7.6 Free plan Visit site
  7. 7

    Canonical Landscape

    Free plan APILinuxSelf-hosted+1

    Landscape combines Ubuntu fleet administration, monitoring, and several deployment options.

    7.5 Free plan · 30-day trial Visit site
  8. 8

    Chef Infra

    Free plan APILinuxMac+2

    Chef Infra combines infrastructure configuration, policy testing and drift correction, with a free non-commercial community edition and paid plans.

    7.5 Open source Visit site
  9. 9

    Foreman

    Free plan APILinuxSelf-hosted+1

    Foreman offers server provisioning, configuration integrations and several administration interfaces without a listed software charge.

    7.4 Free plan Visit site
  10. 10

    Google Cloud VM Manager

    Free plan APILinuxWeb+1

    VM Manager combines patching, inventory, and software policy tools for Compute Engine fleets. Its locale restriction and single-project patch-job scope are important operational limits.

    7.4 Free plan · paid from $0.00 Visit site
  11. 11

    Juju

    Free plan APILinuxMac+2

    Juju is an open-source orchestration option built around reusable charms and application integrations. Teams seeking centralized enterprise controls can use JAAS alongside it.

    7.3 Open source Visit site
  12. 12

    Nix

    by Nix
    Free plan LinuxMacSelf-hosted+1

    Nix offers package management, system configuration, and a broad set of reproducible-build and deployment capabilities at no listed cost.

    7.3 Free plan Visit site
  13. 13

    OpenTofu

    Free plan LinuxMacSelf-hosted+1

    OpenTofu combines configuration-based infrastructure management with state tracking, reusable modules, and broad provider support. Its OCI provider installation remains secondary, rather than primary.

    7.2 Free plan Visit site
  14. 14

    OpenStack Heat

    Free plan APILinuxSelf-hosted

    Choose Heat if you need template-based orchestration in an existing OpenStack environment, including resource creation and instance scaling or availability features.

    7.1 Open source Visit site
  15. 15

    Pulumi

    Free plan APILinuxMac+3

    Pulumi brings infrastructure definitions, deployment integrations, and secrets management into one platform. Its free plan has user and workflow-minute limits; listed paid plans start at $40 a month.

    7.1 Free plan · paid from $40/mo Visit site
  16. 16

    Crossplane

    Free plan Self-hosted

    Crossplane provides APIs, managed resources, and packaging for teams building infrastructure control planes. Check the cluster requirements and default RBAC permissions before deployment.

    7.0 Open source Visit site
  17. 17
    7.0 Free plan Visit site
  18. 18

    Salt

    Free plan APILinuxMac+2

    Salt combines remote execution, configuration management, provisioning, and orchestration in a self-hosted framework.

    7.0 Free plan Visit site
  19. 19

    Terraform

    Free plan APILinuxMac+3

    Terraform provides a configuration-based workflow, reusable modules, and providers for connecting to services.

    6.9 Free plan Visit site
  20. 20

    Azure Bicep

    Free plan LinuxMacWeb+1

    Azure Bicep brings Azure resource configuration together with managed state and capabilities such as policy as code, drift detection, and import.

    6.5 Free plan Visit site
  21. 21
    6.4 Free plan Visit site
  22. 22

    Azure Machine Configuration

    Free plan Web

    Azure Machine Configuration centers on policy-based settings, drift detection, and compliance reporting. Check resource type and guest configuration assignments when estimating Arc costs.

    6.3 Free plan · paid from $6/mo Visit site
  23. 23

    Google Cloud Infrastructure Manager

    Paid APIWeb

    Infrastructure Manager supports Terraform-based Google Cloud deployments, previews and managed state information. Users should account for its time limits, usage charges and infrastructure-only scope.

  24. 24

    SUSE Multi-Linux Manager

    Paid APILinuxSelf-hosted+1

    SUSE Multi-Linux Manager covers patching, lifecycle management, and monitoring across mixed Linux estates.

    5.4 From $54/yr · 60-day trial Visit site
  25. 25

    Microsoft Desired State Configuration

    Paid LinuxMacWindows

    Desired State Configuration combines policy-as-code configuration with drift detection, patch management, and reporting. Its self-hosted model makes responsibility for hosting a key consideration.

    4.5 Open source Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

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