> For the complete documentation index, see [llms.txt](https://docs.lumidb.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.lumidb.com/introduction/lumidb-in-brief.md).

# LumiDB in brief

LumiDB lets you view, crop, filter, and export massive point cloud datasets directly in the browser. This article introduces the core features.

{% embed url="<https://youtu.be/26YMs7wPn6U>" %}

### **Browse datasets**

Click the *View datasets* icon in the top-left corner to see all datasets in your system. Each row represents a dataset and includes:

1. a color code
2. the dataset name
3. a button to center the view on the dataset
4. a button to hide or show the dataset

<div align="left"><figure><img src="/files/FiCusalTVwkK7Jvshfz9" alt="" width="375"><figcaption></figcaption></figure></div>

### **Preview on the map**

Hover over a dataset name to see its location on the map.\
![](/files/Hfmbkldle6COzc76ZpUf)

### **Navigate to an area**

Pan and zoom the map with your mouse to reach the area you're interested in.

\
![](/files/MQKZ73cq9A44AxFF6m14)

### **Select an area**

Click the *Crop* tool and draw a polygon on the map. Adjust the corners to refine the selection.<br>

<div align="left"><figure><img src="/files/Gs3EmAsuURugqzLzlUc6" alt="" width="375"><figcaption></figcaption></figure></div>

### **Filter content**

Open the *Filters* menu to hide elements such as buildings or vegetation.

<div align="left"><figure><img src="/files/kRE1P5CXajkanULog727" alt="" width="563"><figcaption></figcaption></figure></div>

### **Export to file**

Click the *Export* button. A confirmation appears and the file download starts

<div align="left"><figure><img src="/files/adaJ4eiNJwE1LYztmbYn" alt="" width="563"><figcaption></figcaption></figure></div>