diff --git a/index.html b/index.html
index d1c73cb..e17be11 100644
--- a/index.html
+++ b/index.html
@@ -28,7 +28,6 @@
 <img class="big" src="img/marc.png" alt="Me in front of hex dumps.">
 </section>
 
-<h2>Contact</h2>
 <table><tbody>
 <tr>
 <th>E-mail</th>
@@ -55,16 +54,16 @@
 GRUB, SquashFS, EFI, Secure Boot, BIOS
 
 <h3>Operating Systems</h3>
-Alma, Alpine, Debian, OpenSUSE, Rocky, Ubuntu
+Alma, Alpine, Arch, Debian, GNU, Guix, Linux, OpenSUSE, Rocky, Ubuntu
 
 <h3>CI/CD</h3>
 Ansible, ForgeJo, Gitea, GitLab, Jenkins, Maven, Nexus, NPM, PyPI, SonarQube
 
 <h3>Virtualization</h3>
-Docker, LXC, MSys2, QEMU
+Docker, LXC, MSys2, QEMU, vSphere
 
 <h3>Code</h3>
-Git, Python, POSIX Shell, BASH, Java
+BASH, Git, Java, JavaScript, POSIX Shell, Python
 
 <h3>Cryptography</h3>
 GPG, OpenSSH, OpenSSL, Pass
@@ -73,7 +72,7 @@ GPG, OpenSSH, OpenSSL, Pass
 LaTeX, PanDoc, PDFtk, Sphinx
 
 <h3>Web</h3>
-CertBot, CSS, HTML, HTTPd, HTTPS, NginX
+CertBot, CSS, HTML, HTTPd, HTTPS, NginX, TomCat
 
 </section>