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Tech riderRev. 4 Oct 2026

Carvel kapp-controller

Ch 176.7of 32 GitOps Tools
  1. 1Runs onLinux, self-hosted
  2. 2CostsFree plan
  3. 3Reconciliation scopeapplications
  4. 4Supported Git sourcesGit repositories
  5. 5Supported deployment targetsKubernetes
5 lines stated Written from the maker's own pages: carvel.dev
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Overview

Carvel kapp-controller is ranked #17 of 32 in GitOps tools on Specifiction. It runs on Linux, Self-hosted. There is a free plan.

Carvel kapp-controller plans and pricing

All plans
kapp-controller Free Open source · Apache 2.0 license carvel.dev · 4 Oct 2026

Compared on GitOps tools

Free plan
Yescarvel.dev
Reconciliation scope
applicationscarvel.dev
Supported Git sources
Git repositoriescarvel.dev
Supported deployment targets
Kubernetescarvel.dev

Facts

Purpose
kapp-controller provides declarative APIs to customize, install, and update Kubernetes applications and packages.carvel.dev · 4 Oct 2026
Continuous delivery
Its App custom resource supports declarative installation, management, and upgrades of applications on a Kubernetes cluster.carvel.dev · 4 Oct 2026
Package management
Package, PackageMetadata, PackageRepository, and PackageInstall custom resources support authoring and consuming software packages.github.com · 4 Oct 2026
Fetch sources
It can fetch configuration and OCI images from Git repositories, ConfigMaps, Helm charts, and OCI registries.carvel.dev · 4 Oct 2026
Templates
It supports customizing software with ytt templates, Helm templates, and other tools.carvel.dev · 4 Oct 2026
GitOps
Carvel describes kapp-controller as supporting GitOps, including using a Git repository as the single source of truth for Kubernetes package management.github.com · 4 Oct 2026
CLI
The kctrl CLI helps users observe and interact with kapp-controller custom resources and helps package consumers get started faster.carvel.dev · 4 Oct 2026
Integrations
kapp-controller integrates with Mozilla SOPS to decrypt secret material in fetched configuration, with GPG and age encryption support.carvel.dev · 4 Oct 2026
Security model
Each App resource must specify a service account or kubeconfig Secret, making the privileges for managing app resources explicit.carvel.dev · 4 Oct 2026
Multi-tenancy
The security documentation says App resources can reference service accounts or kubeconfig Secrets only from the same namespace, supporting use in multi-tenant environments.carvel.dev · 4 Oct 2026
Air-gapped use
Package repositories and packages can be relocated and run in air-gapped environments.carvel.dev · 4 Oct 2026
Kubernetes compatibility
The install guide says versions at or below v0.36.1 cannot reconcile App and PackageInstall resources with Kubernetes v1.24's default LegacyServiceAccountTokenNoAutoGeneration feature gate.carvel.dev · 4 Oct 2026
Support
Carvel provides community support through GitHub project issues and invites users to its Kubernetes Slack channel.carvel.dev · 4 Oct 2026
Project status
Carvel identifies kapp-controller as a Cloud Native Computing Foundation sandbox project.carvel.dev · 4 Oct 2026

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