Demo: added TextLinkOpenURL() call in Widgets section.

imgui_demo.cpp

@@ -842,6 +842,9 @@ static void DemoWindowWidgetsBasic()
         ImGui::RadioButton("radio b", &e, 1); ImGui::SameLine();
         ImGui::RadioButton("radio c", &e, 2);
 
+        ImGui::AlignTextToFramePadding();
+        ImGui::TextLinkOpenURL("Hyperlink", "https://github.com/ocornut/imgui/wiki/Error-Handling");
+
         // Color buttons, demonstrate using PushID() to add unique identifier in the ID stack, and changing style.
         IMGUI_DEMO_MARKER("Widgets/Basic/Buttons (Colored)");
         for (int i = 0; i < 7; i++)
@@ -8024,6 +8027,8 @@ void ImGui::ShowAboutWindow(bool* p_open)
     ImGui::SameLine();
     ImGui::TextLinkOpenURL("Wiki", "https://github.com/ocornut/imgui/wiki");
     ImGui::SameLine();
+    ImGui::TextLinkOpenURL("Extensions", "https://github.com/ocornut/imgui/wiki/Useful-Extensions");
+    ImGui::SameLine();
     ImGui::TextLinkOpenURL("Releases", "https://github.com/ocornut/imgui/releases");
     ImGui::SameLine();
     ImGui::TextLinkOpenURL("Funding", "https://github.com/ocornut/imgui/wiki/Funding");