diff --git a/cms/conf.py b/cms/conf.py
index 0328804dd9..68b8927f50 100644
--- a/cms/conf.py
+++ b/cms/conf.py
@@ -90,6 +90,8 @@ def __init__(self):
         self.max_submission_length = 100000
         self.max_input_length = 5000000
         self.stl_path = "/usr/share/doc/stl-manual/html/"
+        self.fp_doc_path = "/usr/share/doc/fp_doc/"
+        self.c_guide_path = "/usr/share/doc/c_guide/"
         self.allow_questions = True
         # Prefix of 'iso-codes'[1] installation. It can be found out
         # using `pkg-config --variable=prefix iso-codes`, but it's
diff --git a/cms/server/ContestWebServer.py b/cms/server/ContestWebServer.py
index 38834e934f..185510b6d0 100644
--- a/cms/server/ContestWebServer.py
+++ b/cms/server/ContestWebServer.py
@@ -2218,4 +2218,6 @@ def get_content_type(self):
     (r"/testing", UserTestInterfaceHandler),
     (r"/printing", PrintingHandler),
     (r"/stl/(.*)", StaticFileGzHandler, {"path": config.stl_path}),
+    (r"/fp_doc/(.*)", StaticFileGzHandler, {"path": config.fp_doc_path}),
+    (r"/c_guide/(.*)", StaticFileGzHandler, {"path": config.c_guide_path}),
 ]
diff --git a/cms/server/po/lt.po b/cms/server/po/lt.po
index 43baf9f78e..87689bc352 100644
--- a/cms/server/po/lt.po
+++ b/cms/server/po/lt.po
@@ -1189,3 +1189,12 @@ msgstr "Prisijungti dalyvio vardu"
 
 msgid "You will receive your login details via email."
 msgstr "Prisijungimo duomenis gausite el. paštu."
+
+msgid "FP documentation"
+msgstr "Free Pascal dokumentacija"
+
+msgid "C guide"
+msgstr "standartinės bibliotekos gidas"
+
+msgid "cppreference"
+msgstr "cppreference dokumentacija"
diff --git a/cms/server/templates/contest/documentation.html b/cms/server/templates/contest/documentation.html
index fe6aee5201..90f368bea0 100644
--- a/cms/server/templates/contest/documentation.html
+++ b/cms/server/templates/contest/documentation.html
@@ -8,7 +8,12 @@ <h1>{{ _("Documentation") }}</h1>
 
 <h2>{{ _("Programming languages and libraries") }}</h2>
 
-<a href="{{ url_root }}/stl/index.html">{{ _("Standard Template Library") }}</a>
+<h3>C</h3>
+<a href="{{ url_root }}/c_guide/index.html">{{ _("C guide") }}</a>
+<h3>C++</h3>
+<a href="{{ url_root }}/stl/index.html">{{ _("cppreference") }}</a>
+<h3>Pascal</h3>
+<a href="{{ url_root }}/fp_doc/index.html">{{ _("FP documentation") }}</a>
 
 <h2>{{ _("Submission details for compilation") }}</h2>