diff --git a/03_people.md b/03_people.md
index 3834e1f..cbc6664 100644
--- a/03_people.md
+++ b/03_people.md
@@ -36,7 +36,11 @@ redirect_from:
         {% for app in site.apps %}
             <ul>
             {% if app.contact == person.name %}
-                <li><a href="{{ app.url }}">{{ app.title }}</a></li>
+                {%- if app.redirect_to -%}
+                    <li>&#8599;<a href="{{ app.url }}">{{ app.title }}</a></li>
+                {%- else -%}
+                    <li><a href="{{ app.url }}">{{ app.title }}</a></li>
+                {%- endif %} 
             {% endif %}
             </ul>
         {% endfor %}
diff --git a/04_applications.md b/04_applications.md
index 3cb20dc..9110aae 100644
--- a/04_applications.md
+++ b/04_applications.md
@@ -35,7 +35,11 @@ in your academic work.
 {%- endif -%}
 {% for app in site.apps %}
 {%- if app.category == category %}
+{%- if app.redirect_to -%}
+* &#8599;[{{ app.title }}]({{ app.url | relative_url }})
+{%- else -%}
 * [{{ app.title }}]({{ app.url | relative_url }})
+{%- endif %} 
 {%- endif %}
 {% endfor %}
 {% endfor %}
diff --git a/_includes/social.html b/_includes/social.html
index e2ddb94..0c6fac0 100644
--- a/_includes/social.html
+++ b/_includes/social.html
@@ -22,7 +22,7 @@
   {%- if social.telegram -%}<li><a rel="me" href="https://t.me/{{ social.telegram | cgi_escape | escape }}" title="{{ social.telegram | escape }}"><svg class="svg-icon grey"><use xlink:href="{{ '/assets/minima-icons.svg#telegram' | relative_url }}"></use></svg></a></li>{%- endif -%}
   {%- if social.keybase -%}<li><a rel="me" href="https://keybase.io/{{ social.keybase | cgi_escape | escape }}" title="{{ social.keybase | escape }}"><svg class="svg-icon grey"><use xlink:href="{{ '/assets/minima-icons.svg#keybase' | relative_url }}"></use></svg></a></li>{%- endif -%}
   {%- if social.microdotblog -%}<li><a rel="me" href="https://micro.blog/{{ social.microdotblog | cgi_escape | escape }}" title="{{ social.microdotblog | escape }}"><svg class="svg-icon grey"><use xlink:href="{{ '/assets/minima-icons.svg#microdotblog' | relative_url }}"></use></svg></a></li>{%- endif -%}
-  {%- if social.devto -%}<li><a href="https://dev.to/{{ social.devto | cgi_escape | escape }}" title="{{ social.devto | escape }}"><svg class="svg-icon grey"><use xlink:href="{{ '/assets/minima-icons.svg#devto' | relative_url }}"></use></svg></a></li>{%- endif -%}
-  {%- if social.scholar -%}<li><a href="https://scholar.google.de/citations?user={{ social.scholar | cgi_escape | escape }}" title="{{ social.scholar | escape }}"><svg class="svg-icon grey"><text font-size="1em" textLength="16px" y="13px">G+</text></svg></a></li>{%- endif -%}
-  {%- if social.researchgate -%}<li><a href="https://www.researchgate.net/profile/{{ social.researchgate | cgi_escape | escape }}" title="{{ social.researchgate | escape }}"><svg class="svg-icon grey"><text font-size="1em" textLength="16px" y="13px">RG</text></svg></a></li>{%- endif -%}
+  {%- if social.devto -%}<li><a rel="me" href="https://dev.to/{{ social.devto | cgi_escape | escape }}" title="{{ social.devto | escape }}"><svg class="svg-icon grey"><use xlink:href="{{ '/assets/minima-icons.svg#devto' | relative_url }}"></use></svg></a></li>{%- endif -%}
+  {%- if social.scholar -%}<li><a rel="me" href="https://scholar.google.de/citations?user={{ social.scholar | cgi_escape | escape }}" title="{{ social.scholar | escape }}"><svg class="svg-icon grey"><text font-size="1em" textLength="16px" y="13px">G+</text></svg></a></li>{%- endif -%}
+  {%- if social.researchgate -%}<li><a rel="me" href="https://www.researchgate.net/profile/{{ social.researchgate | cgi_escape | escape }}" title="{{ social.researchgate | escape }}"><svg class="svg-icon grey"><text font-size="1em" textLength="16px" y="13px">RG</text></svg></a></li>{%- endif -%}
 </ul>
diff --git a/_layouts/default.html b/_layouts/default.html
index 8b26ef1..68ef475 100644
--- a/_layouts/default.html
+++ b/_layouts/default.html
@@ -10,7 +10,10 @@
 
     <main class="page-content" aria-label="Content">
       <div class="wrapper">
-        {{ content }}
+        {{ content | replace: '<a href="http', '&#8599;<a rel="nofollow noopener noreferrer" 
+                                                          target="_blank" 
+                                                          title="This link leaves seqan.de" 
+                                                          href="http' }}
       </div>
       <div class="back-to-top-wrapper">
         <a href="#top" class="back-to-top-link" aria-label="Scroll to Top">˄</a>