Add initial README

README.md

@@ -1,2 +1,41 @@
 # obs-cli
+
+[![GoDoc](https://godoc.org/github.com/golang/gddo?status.svg)](https://godoc.org/github.com/muesli/obs-cli)
+[![Go ReportCard](http://goreportcard.com/badge/muesli/obs-cli)](http://goreportcard.com/report/muesli/obs-cli)
+
 OBS-cli is a command-line remote control for OBS
+
+## Installation
+
+Make sure you have a working Go environment (Go 1.11 or higher is required).
+See the [install instructions](http://golang.org/doc/install.html).
+
+To install obs-cli, simply run:
+
+    go get github.com/muesli/obs-cli
+
+## Usage
+
+List special sources:
+
+```bash
+obs-cli list-sources
+```
+
+Stop streaming:
+
+```bash
+obs-cli stop-stream
+```
+
+Switch to a scene:
+
+```bash
+obs-cli switch-scene <scene>
+```
+
+Toggle mute status of a source:
+
+```bash
+obs-cli toggle-mute <source>
+```