2 files changed, 20 insertions, 2 deletions

diff --git a/docs/dev/engines/index.rst b/docs/dev/engines/index.rst
index daa12f202..b5c3184e0 100644
--- a/docs/dev/engines/index.rst
+++ b/docs/dev/engines/index.rst
@@ -4,10 +4,14 @@
 Engine Implementations
 ======================
 
-Framework Components
-====================
+.. contents::
+   :depth: 2
+   :local:
+   :backlinks: entry
+
 
 .. toctree::
+   :caption: Framework Components
    :maxdepth: 2
 
    enginelib
diff --git a/docs/dev/engines/online/bt4g.rst b/docs/dev/engines/online/bt4g.rst
new file mode 100644
index 000000000..980665204
--- /dev/null
+++ b/docs/dev/engines/online/bt4g.rst
@@ -0,0 +1,14 @@
+.. _bt4g engine:
+
+====
+BT4G
+====
+
+.. contents:: Contents
+   :depth: 2
+   :local:
+   :backlinks: entry
+
+.. automodule:: searx.engines.bt4g
+  :members:
+