diff --git a/javascript/README.md b/javascript/README.md
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+# FairHopper JavaScript SDK
+
+Requirements:
+- Node 1.16+
+
+## Running demo
+
+Check `demo.js` for usage example.
+
+Edit `demo.js` and configure FairHopper Game host settings:
+
+```javascript
+const FAIRHOPPER_HOST = "http://127.0.0.1";
+const FAIRHOPPER_PORT = 8010;
+```
+
+Run example using node:
+
+```sh
+node demo.js
+```
diff --git a/python/README.md b/python/README.md
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 # FairHopper Python SDK
+
+Requirements:
+- Python 3.10+
+
+## Setting up environment
+
+Project uses [Poetry](https://python-poetry.org), ultimate dependency management software for Python.
+
+Install Poetry:
+```sh
+pip install poetry
+```
+
+Install virtual environment:
+```sh
+poetry install
+```
+
+## Running demo
+
+Check `demo.py` for usage example.
+
+Edit `demo.py` and configure FairHopper Game host settings:
+
+```python
+FAIRHOPPER_HOST = "http://127.0.0.1"
+FAIRHOPPER_PORT = 8010
+```
+
+Activate environment and run example:
+
+```sh
+poetry shell
+python demo.py
+```