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# Lens | The Kubernetes IDE
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[![Build Status ](https://dev.azure.com/lensapp/lensapp/_apis/build/status/lensapp.lens?branchName=master )](https://dev.azure.com/lensapp/lensapp/_build/latest?definitionId=1& branchName=master)
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Lens is the only IDE you’ ll ever need to take control of your Kubernetes clusters. It is a standalone application for MacOS, Windows and Linux operating systems. It is open source and free.
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[![Screenshot ](./images/screenshot.png )](https://youtu.be/04v2ODsmtIs))
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## What makes Lens special?
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* Amazing usability and end user experience
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* Multi cluster management; Support for hundreds of clusters
* Standalone application; No need to install anything in-cluster
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* Real-time cluster state visualization
* Resource utilization charts and trends with history powered by built-in Prometheus
* Terminal access to nodes and containers
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* Performance optimized to handle massive clusters (tested with a cluster running 25k pods)
* Full support for Kubernetes RBAC
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## Installation
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Download a pre-built package from the [releases ](https://github.com/lensapp/lens/releases ) page. Lens can be also installed via [snapcraft ](https://snapcraft.io/kontena-lens ) (Linux only).
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## Development
> Prerequisities: Nodejs v12, make, yarn
* `make dev` - builds and starts the app
* `make test` - run tests
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## Contributing
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Bug reports and pull requests are welcome on GitHub at https://github.com/lensapp/lens.