diff --git a/layouts/partials/link-block.html b/layouts/partials/link-block.html
index 554565a..54e0fe5 100644
--- a/layouts/partials/link-block.html
+++ b/layouts/partials/link-block.html
@@ -4,6 +4,15 @@
     {{ $logo_file = "wechat.png"}}
 {{ end }}
 
+{{ if eq 1 (len (findRE `(https?://)?(www\.)?bilibili\.com/video/([-a-zA-Z0-9()@:%\+.~#?&/=_]*)` .a)) }}
+    {{ $logo_file = "bilibili.png"}}
+{{ end }}
+
+{{ if eq 1 (len (findRE `(https?://)?(www\.)?github\.com([-a-zA-Z0-9()@:%\+.~#?&/=_]*)` .a)) }}
+    {{ $logo_file = "github.png"}}
+{{ end }}
+
+<!-- todo add zhihu -->
 
 <div class="share-link-block">
     <table class="link-table">
diff --git a/static/link-logos/github.png b/static/link-logos/github.png
new file mode 100644
index 0000000..ea6ff54
Binary files /dev/null and b/static/link-logos/github.png differ