diff --git a/requirements.txt b/requirements.txt
index 1b888442b40f25612984866d3836eb5374ac0a30..20f13b68f549f385ff74591a02fc15bd63d8677e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,3 +22,16 @@ plotly
 ipywidgets
 
 pydata-sphinx-theme==0.13.1
+
+altair
+bokeh
+folium
+ipywidgets
+jupytext
+nbclient
+sphinx-click
+sphinx-examples
+sphinx_inline_tabs
+sphinx-proof
+sphinxext-rediraffe~=0.2.3
+sympy