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+Demonstrations scripts
+======================
+
+Collection of command-line scripts for demonstration purpose.
+
+!!! note
+      *Consider that all inline commands below have to be executed at the root of ArGaze package folder.*
+
+!!! note
+      *Use -h option to get command arguments documentation.*
+
+## AR environment demonstration
+
+Load AR environment from **setup.json** file, detect ArUco markers into camera device (-d DEVICE) frames and estimate envirnoment pose.
+
+```shell
+python ./src/argaze/utils/demo_ar_features_run.py -d DEVICE
+```
+
+!!! warning
+      This demonstration assumes that camera calibration step is done and a **calibration.json** has been exported into *./src/argaze/utils/demo_environment/* folder.
+
+!!! note
+      Use **A3_demo.pdf** file located in *./src/argaze/utils/demo_environment/* folder ready to be printed on A3 paper sheet.
+
+## Gaze features demonstration
+
+Simulate gaze position using mouse pointer to illustrate gaze features.
+
+```shell
+python ./src/argaze/utils/demo_gaze_features_run.py
+```
+
+## Heatmap demonstration
+
+Simulate gaze position using mouse pointer to produce heatmap picture.
+A picture is saved by pressing escape key.
+
+```shell
+python ./src/argaze/utils/demo_heatmap_run.py
+```