diff --git a/doc.zih.tu-dresden.de/docs/software/containers.md b/doc.zih.tu-dresden.de/docs/software/containers.md
index 41338433e64b7b8eb7f8e57cc183ec978e5d252f..5f93b1bb10d7e9cd1f7edcc1e7495b81a344d235 100644
--- a/doc.zih.tu-dresden.de/docs/software/containers.md
+++ b/doc.zih.tu-dresden.de/docs/software/containers.md
@@ -34,6 +34,9 @@ execution. Follow the instructions for [locally install Singularity](#local-inst
 [container creation](#container-creation).  Moreover, existing Docker container can easily be
 converted, which is documented [here](#importing-a-docker-container).
 
+If you are already familar with Singularity, you might be more intressted in our [singularity recipe
+hints](singularity_recipe_hints.md).
+
 <!--ZIH wiki sites:-->
 
 <!--- [Example Definitions](singularity_example_definitions.md)-->
diff --git a/doc.zih.tu-dresden.de/docs/software/singularity_recipe_hints.md b/doc.zih.tu-dresden.de/docs/software/singularity_recipe_hints.md
index 5e4388fcf95ed06370d7d633544ee685113df1a7..0b568ffeb28ad7a77ab1e6ffaf0f06171fe5a605 100644
--- a/doc.zih.tu-dresden.de/docs/software/singularity_recipe_hints.md
+++ b/doc.zih.tu-dresden.de/docs/software/singularity_recipe_hints.md
@@ -1,6 +1,6 @@
 # Singularity Recipe Hints
 
-## GUI (X11) applications
+## GUI (X11) Applications
 
 Running GUI applications inside a singularity container is possible out of the box. Check the
 following definition:
@@ -15,25 +15,25 @@ yum install -y xeyes
 
 This image may be run with
 
-```Bash
+```console
 singularity exec xeyes.sif xeyes.
 ```
 
-This works because all the magic is done by singularity already like setting $DISPLAY to the outside
-display and mounting $HOME so $HOME/.Xauthority (X11 authentication cookie) is found. When you are
-using \`--contain\` or \`--no-home\` you have to set that cookie yourself or mount/copy it inside
-the container. Similar for \`--cleanenv\` you have to set $DISPLAY e.g. via
+This works because all the magic is done by Singularity already like setting `$DISPLAY` to the outside
+display and mounting `$HOME` so `$HOME/.Xauthority` (X11 authentication cookie) is found. When you are
+using `--contain` or `--no-home` you have to set that cookie yourself or mount/copy it inside
+the container. Similar for `--cleanenv` you have to set `$DISPLAY`, e.g., via
 
-```Bash
+```console
 export SINGULARITY_DISPLAY=$DISPLAY
 ```
 
-When you run a container as root (via \`sudo\`) you may need to allow root for your local display
+When you run a container as root (via `sudo`) you may need to allow root for your local display
 port: `xhost +local:root\`
 
-### Hardware acceleration
+### Hardware Acceleration
 
-If you want hardware acceleration you **may** need [VirtualGL](https://virtualgl.org). An example
+If you want hardware acceleration, you **may** need [VirtualGL](https://virtualgl.org). An example
 definition file is as follows:
 
 ```Bash
@@ -55,25 +55,28 @@ rm VirtualGL-*.rpm
 yum install -y mesa-dri-drivers # for e.g. intel integrated GPU drivers. Replace by your driver
 ```
 
-You can now run the application with vglrun:
+You can now run the application with `vglrun`:
 
-```Bash
+```console
 singularity exec vgl.sif vglrun glxgears
 ```
 
-**Attention:**Using VirtualGL may not be required at all and could even decrease the performance. To
-check install e.g. glxgears as above and your graphics driver (or use the VirtualGL image from
-above) and disable vsync:
+!!! warning
 
-```
+    Using VirtualGL may not be required at all and could even decrease the performance.
+
+To check install, e.g., `glxgears` as above and your graphics driver (or use the VirtualGL image
+from above) and disable `vsync`:
+
+```console
 vblank_mode=0 singularity exec vgl.sif glxgears
 ```
 
-Compare the FPS output with the glxgears prefixed by vglrun (see above) to see which produces more
+Compare the FPS output with the `glxgears` prefixed by `vglrun` (see above) to see which produces more
 FPS (or runs at all).
 
-**NVIDIA GPUs** need the `--nv` parameter for the singularity command:
+**NVIDIA GPUs** need the `--nv` parameter for the Singularity command:
 
-``Bash
+``console
 singularity exec --nv vgl.sif glxgears
 ```
diff --git a/doc.zih.tu-dresden.de/wordlist.aspell b/doc.zih.tu-dresden.de/wordlist.aspell
index f6e63f09748fe622247ff74a6237ee48e5285478..34aaae848bf1bf70c6ff774ce6139717755e4035 100644
--- a/doc.zih.tu-dresden.de/wordlist.aspell
+++ b/doc.zih.tu-dresden.de/wordlist.aspell
@@ -9,8 +9,10 @@ benchmarking
 BLAS
 broadwell
 bsub
+bullx
 ccNUMA
 centauri
+CentOS
 citable
 conda
 CPU
@@ -30,6 +32,7 @@ DFG
 DistributedDataParallel
 DockerHub
 Dockerfile
+Dockerfiles
 dockerized
 EasyBuild
 ecryptfs
@@ -49,6 +52,8 @@ GBit
 GFLOPS
 gfortran
 GiB
+GitHub
+glibc
 gnuplot
 GPU
 GPUs
@@ -142,6 +147,7 @@ queue
 randint
 reachability
 README
+RHEL
 Rmpi
 rome
 romeo
@@ -196,6 +202,7 @@ VampirTrace's
 vectorization
 venv
 virtualenv
+VirtualGL
 WebVNC
 WinSCP
 Workdir