compare
Klustr compared with other Kubernetes UIs
Lens, k9s and Headlamp are all good tools with different shapes. This page puts them next to Klustr on the questions people ask before switching, and links to a page for each.
At a glance
20 rows, reviewed 2026-10-16
| Criterion | Klustr | Lens | k9s | Headlamp |
|---|---|---|---|---|
| The project | ||||
| License and price | Apache-2.0, free | ProprietaryFree Personal plan with eligibility limits, paid plans beyond | Apache-2.0, free | Apache-2.0, free |
| Runtime | Go + OS webviewWails, no bundled browser | ElectronBundled Chromium and Node.js | Go terminal UI | Electron or in-cluster webGo backend, React frontend |
| Platforms | macOS, Linux, WindowsWindows build not code-signed | macOS, Windows, Linux | macOS, Linux, Windows | macOS, Windows, Linux, browser |
| What it needs from your cluster | ||||
| Installed in the cluster | NothingOptional one-click metrics-server, removable from Klustr | Nothing requiredOptional metrics stack | Nothing | OptionalDesktop app runs locally; web mode is deployed in-cluster |
| Account or sign-in | NoneYour kubeconfig is the only credential | Lens ID requiredNeeded to activate the desktop app | None | None on desktopToken or OIDC when deployed in-cluster |
| Working across clusters | ||||
| Several clusters at once | Aggregated tableTwo or more contexts in one list, named groups, color tags | One cluster per viewCatalog and hotbar to switch | One context at a timeSwitch with :ctx | Multi-cluster viewSelect clusters and compare side by side |
| RBAC | Access Review matrixSubject to effective permissions with the binding chain | Roles and bindings | RBAC and policy viewsReverse lookup for a user, group or ServiceAccount | Roles and bindings |
| Platform tooling | ||||
| Helm | Built inInstall, upgrade, rollback, uninstall with a dry-run diff; repo search | Built inCharts and releases, upgrade and rollback | Release viewValues, history and rollback; no install or upgrade | Via pluginApp Catalog plugin, bundled with the desktop app |
| Argo CD and Flux | Built in, through the APISync, refresh, reconcile, suspend; no CLIs | Built in, paid plansNot in the free Personal plan | Community pluginsSync, refresh, reconcile, suspend; Flux needs the flux CLI | Via pluginsOfficial Flux plugin and Argo CD plugin (alpha) |
| Tekton | Typed viewsPipelineRun task table, step logs, cancel and rerun; no tkn | Generic CRDs | Generic CRDs | Generic CRDs |
| Gateway API | Typed viewsListeners, rule matrix, RouteParentStatus | Built inIncluding TCP, UDP and TLS routes and ListenerSets | Generic CRDs | Built inIncluding TCPRoute and UDPRoute |
| Istio | Typed viewsVirtualServices, DestinationRules, PeerAuthentications | Generic CRDsA community extension draws them in a traffic graph | Generic CRDs | Via pluginCommunity Istio plugins |
| Cilium | Typed viewsPolicies as rule tables, endpoints, IP pools, BGP | Generic CRDs | Generic CRDs | Generic CRDs |
| cert-manager | Typed viewsIssuance chain and one-click renew | Generic CRDs | Community pluginStatus and renew through cmctl | Via pluginOfficial cert-manager plugin |
| Kyverno | Typed viewsPolicies, exceptions, policy reports and each policy’s violations | Via extensionCommunity extension; installing extensions needs a paid plan | Generic CRDs | Via pluginOfficial plugin with policy reports |
| Karpenter | Typed viewsNodePools against their limits, NodeClaims, EC2NodeClasses | Generic CRDs | Community pluginJumps between NodePools, NodeClaims and Nodes | Via pluginOfficial plugin, marked alpha |
| KEDA | Triggers on the HPAScaledObjects stay in the generic CRD browser | Generic CRDs | Community pluginPause and resume ScaledObjects | Via pluginOfficial KEDA plugin |
| Day-to-day operations | ||||
| Logs | Multi-pod streamPer-pod colors, follow, regex, save | Per container | Per pod or workloadAggregated for a deployment, filters | Per container |
| Shell access | Exec, debug container, node shell | Pod and node shell | Pod and node shellNode shell behind a feature gate | Pod terminal |
| Local terminal | Drawer per contextKUBECONFIG preset to the active context | Built in | Is the terminal | None |
Head-to-head pages
Each page goes row by row and says where that tool is the better pick.
Klustr vs Lens
The best-known Kubernetes IDE. Electron, cross-platform, with an extension marketplace, team features and paid plans. Activation needs a Lens ID.
Klustr vs k9s
Keyboard-driven terminal UI in Go. One context at a time, fast to navigate, extensible through plugins and hotkeys. Apache-2.0.
Klustr vs Headlamp
Kubernetes SIG UI project with a plugin system. Runs as an Electron desktop app or is deployed into the cluster as a web UI. Apache-2.0.
How this table is kept honest
Every cell about another tool comes from that tool’s public documentation, README or release notes, and the table was last reviewed on 2026-10-16. Cells are worded as capabilities, not judgements, and where a feature exists only through plugins or extensions the cell says so. There are no memory or speed numbers here because none have been measured side by side.
If a row is wrong or out of date, open an issue with a link to the source and it will be corrected.