Add instructions for offline use

README.md

@@ -188,3 +188,21 @@ metagraph query -i graph.primary.small.dbg \
 ```
 
 Then, it will save the resulting file in the S3. When all chunks are processed, a dedicated script will merge the results in a single file and send you a notification.
+
+### Instructions for offline usage
+
+MetaGraph can be installed locally for offline use on a Linux or Mac system as follows:
+```sh
+conda install -c bioconda -c conda-forge metagraph
+```
+
+Search indexes can be downloaded from [s3://metagraph-data-public](s3://metagraph-data-public) as follows:
+```sh
+XYZTODO
+```
+
+Search queries can then be executing using the same commands as above.
+
+## Additional instructions
+
+For further documentation and usage instructions (including setup instructions using Docker and via source code compilation), please refer to our [Quick start](https://metagraph.ethz.ch/static/docs/quick_start.html) guide in the [MetaGraph documentation](https://metagraph.ethz.ch/static/docs/index.html). The source code is maintained on our [GitHub repository](https://github.com/ratschlab/metagraph).