Suckless/CLI: jo and jq

suckless/cli.md

@@ -18,3 +18,9 @@ So let them support parameters like `--json` and `--yaml` for it's I/O.
 In other words, with parsers and serializers it's possible to keep an
 ecosystem of UNIX microservices interacting with each other using a
 consistent API.
+
+References
+----------
+
+* [jo - JSON output from a shell](https://github.com/jpmens/jo) ([packages](https://repology.org/metapackage/jo/versions)).
+* [jq](https://stedolan.github.io/jq/).