Sveltos

Spec sheet

Purpose

Sveltos is an open-source Kubernetes add-on controller for deploying and managing add-ons and applications across clusters from a central management plane.Read 30 Sep 2026 · website.projectsveltos.io

Support

The free community offering includes GitHub issue management, public documentation, and community Slack support; Enterprise Premium lists priority SLA-backed technical support.Read 30 Sep 2026 · website.projectsveltos.io

AI management

The enterprise offering includes an MCP server for natural-language cluster management, troubleshooting, and diagnostics.Read 30 Sep 2026 · website.projectsveltos.io

Deployment formats

It supports Helm charts, raw YAML/JSON, Kustomize overlays, Carvel ytt, and Jsonnet.Read 30 Sep 2026 · website.projectsveltos.io

Drift management

Sveltos monitors deployed resources for configuration drift and can report drift or reconcile resources to the desired state, depending on configuration.Read 30 Sep 2026 · website.projectsveltos.io

Event automation

Its event framework uses Lua or CEL conditions to watch cluster events and trigger resource deployments or updates.Read 30 Sep 2026 · website.projectsveltos.io

GitOps

Sveltos extends GitOps workflows and integrates with Flux sources to distribute configurations across managed clusters.Read 30 Sep 2026 · website.projectsveltos.io

Installation

The FAQ says Sveltos can be installed on a management cluster with a Helm chart or a single YAML manifest.Read 30 Sep 2026 · website.projectsveltos.io

Notifications

Sveltos can send notifications through Slack, Teams, Discord, Webex, Telegram, SMTP, or Kubernetes events.Read 30 Sep 2026 · projectsveltos.io

Progressive rollouts

ClusterPromotion supports staged rollouts of cluster configurations and add-ons, with enterprise rollout pipelines offering health checks between stages.Read 30 Sep 2026 · website.projectsveltos.io

Restricted environments

Pull Mode lets a lightweight agent in a managed cluster initiate outbound polling, avoiding inbound firewall rules and supporting air-gapped or restricted environments.Read 30 Sep 2026 · website.projectsveltos.io

Scale

The official site says Sveltos was tested against 15,000 vclusters.Read 30 Sep 2026 · website.projectsveltos.io

Targeting and tenancy

Label selectors target clusters, while ClusterProfile and namespace-scoped Profile resources support fleet-wide and tenant-specific configuration.Read 30 Sep 2026 · projectsveltos.io

Plans and prices

Every Sveltos plan and price →

Where Specifiction places it

• GitOps Tools#24 of 357.4