# Install

## Download Leth

***Download binaries***

\== macOS ==

```
wget "https://s3.eu-central-1.amazonaws.com/lightstreams-public/leth/latest/leth-osx" -O /usr/local/bin/leth
```

\== Linux (amd64) ==

```
wget "https://s3.eu-central-1.amazonaws.com/lightstreams-public/leth/latest/leth-linux-amd64" -O /usr/local/bin/leth
```

## Update Permissions

For downloaded binaries, set the right executable permissions, as follow:

```
chmod u+x /usr/local/bin/leth
```

## Validate versions

```
> leth version
Version: 0.33.0-alpha Demo
```