diff --git a/api/main.go b/api/main.go
index 486f060..5c99b2c 100644
--- a/api/main.go
+++ b/api/main.go
@@ -84,11 +84,13 @@ func Execute(res http.ResponseWriter, req *http.Request) {
         "lua",
         "nasm", "asm",
         "nasm64", "asm64",
+        "nim",
         "node", "javascript", "js",
         "perl", "pl",
         "php",
         "python2",
         "python3", "python",
+        "paradoc",
         "ruby",
         "rust",
         "swift",
diff --git a/lxc/execute b/lxc/execute
index 9752781..c6bb189 100755
--- a/lxc/execute
+++ b/lxc/execute
@@ -90,12 +90,18 @@ case "$lang" in
 "nasm64" | "asm64")
     bin=nasm64
     ;;
+"nim")
+    bin=nim
+    ;;
 "node" | "js" | "javascript")
     bin=node
     ;;
 "deno" | "denojs" | "denots")
     bin=deno
     ;;
+"paradoc")
+    bin=paradoc
+    ;;
 "perl")
     bin=perl
     ;;
diff --git a/lxc/executors/java b/lxc/executors/java
index 822e67d..66261bb 100755
--- a/lxc/executors/java
+++ b/lxc/executors/java
@@ -1,6 +1,6 @@
 cd /tmp/$2
 cp code.code interim.java
-name=$(cat interim.java | grep -Eo 'public\s+class\s+([A-Za-z0-9]+)' | sed -n 's/  */ /gp' | cut -d' ' -f3)
+name=$(grep -Po "(?<=\n|\A)\s*(public\s+)?(class|interface)\s+\K([^\n\s{]+)" interim.java)
 mv interim.java $name.java
 timeout -s KILL 10 javac $name.java
 runuser runner$1 -c "cd /tmp/$2 ; cat args.args | xargs -d '\n' timeout -s KILL 3 java $name"
diff --git a/lxc/executors/nim b/lxc/executors/nim
new file mode 100755
index 0000000..c6e6caf
--- /dev/null
+++ b/lxc/executors/nim
@@ -0,0 +1,4 @@
+cd /tmp/$2
+timeout -s KILL 10 nim --hints:off c code.code
+runuser runner$1 -c "cd /tmp/$2 ; cat args.args | xargs -d '\n' timeout -s KILL 3 ./code"
+
diff --git a/lxc/executors/paradoc b/lxc/executors/paradoc
new file mode 100755
index 0000000..33fe880
--- /dev/null
+++ b/lxc/executors/paradoc
@@ -0,0 +1,2 @@
+cd /tmp/$2
+runuser runner$1 -c "cd /tmp/$2 ; timeout -s KILL 3 python3 -m paradoc code.code <<< args.args"
diff --git a/lxc/test_all_lxc b/lxc/test_all_lxc
index fe079e5..a6f2ea7 100755
--- a/lxc/test_all_lxc
+++ b/lxc/test_all_lxc
@@ -31,6 +31,8 @@ echo 'testing asm 32 bit'
 ../execute asm test.nasm
 echo 'testing asm 64 bit'
 ../execute asm64 test64.nasm
+echo 'testing nim'
+../execute nim test.nim
 echo 'testing php'
 ../execute php test.php
 echo 'testing perl'
@@ -51,3 +53,5 @@ echo 'testing python3'
 ../execute python3 test3.py
 echo 'testing common lisp'
 ../execute sbcl --script test.cl
+echo 'testing paradoc'
+../execute python3 test_paradoc.py
\ No newline at end of file
diff --git a/lxc/tests/test.nim b/lxc/tests/test.nim
new file mode 100644
index 0000000..bd50e25
--- /dev/null
+++ b/lxc/tests/test.nim
@@ -0,0 +1 @@
+echo("good")
diff --git a/lxc/tests/test_paradoc.py b/lxc/tests/test_paradoc.py
new file mode 100644
index 0000000..3acba15
--- /dev/null
+++ b/lxc/tests/test_paradoc.py
@@ -0,0 +1,5 @@
+try:
+    import paradoc
+    print('good')
+except:
+    pass
diff --git a/lxc/versions b/lxc/versions
index a63fa2d..9d68593 100755
--- a/lxc/versions
+++ b/lxc/versions
@@ -9,6 +9,10 @@ echo 'bash'
 lxc-attach --clear-env -n piston -- /bin/bash -l -c "bash --version"
 echo '---'
 
+echo 'brainfuck'
+echo '1.0.0'
+echo '---'
+
 echo 'c'
 lxc-attach --clear-env -n piston -- /bin/bash -l -c "gcc -v"
 echo '---'
@@ -65,6 +69,10 @@ echo 'nasm'
 lxc-attach --clear-env -n piston -- /bin/bash -l -c "nasm -version"
 echo '---'
 
+echo 'nim'
+lxc-attach --clear-env -n piston -- /bin/bash -l -c "nim -v | head -n1"
+echo '---'
+
 echo 'node'
 lxc-attach --clear-env -n piston -- /bin/bash -l -c "node --version"
 echo '---'
@@ -85,6 +93,10 @@ echo 'python3'
 lxc-attach --clear-env -n piston -- /bin/bash -l -c "python3 -V"
 echo '---'
 
+echo 'paradoc'
+lxc-attach --clear-env -n piston -- /bin/bash -l -c "python3 -m paradoc --version"
+echo '---'
+
 echo 'ruby'
 lxc-attach --clear-env -n piston -- /bin/bash -l -c "ruby --version"
 echo '---'
diff --git a/readme.md b/readme.md
index f02105b..5826d70 100644
--- a/readme.md
+++ b/readme.md
@@ -85,6 +85,14 @@ ln -s python python3.8
 echo 'export PATH=$PATH:/opt/python3/Python-3.8.2' >> /opt/.profile
 source /opt/.profile
 
+# install paradoc
+# this is not a binary, it is a python module
+# therefore it cannot be run directly as it requires python3 to be installed 
+cd /opt && mkdir paradoc && cd paradoc
+git clone https://github.com/betaveros/paradoc.git
+echo 'export PYTHONPATH=$PYTHONPATH:/opt/paradoc/paradoc' >> /opt/.profile
+source /opt/.profile
+
 # install node.js
 # final binary: /opt/nodejs/node-v12.16.1-linux-x64/bin/node
 # get version: /opt/nodejs/node-v12.16.1-linux-x64/bin/node -v
@@ -179,9 +187,9 @@ source /opt/.profile
 # final binary: /opt/kotlinc/bin/kotlinc
 # get version: /opt/kotlinc/bin/kotlinc -version
 cd /opt
-wget https://github.com/JetBrains/kotlin/releases/download/v1.3.72/kotlin-compiler-1.3.72.zip
-unzip kotlin-compiler-1.3.72.zip
-rm kotlin-compiler-1.3.72.zip
+wget https://github.com/JetBrains/kotlin/releases/download/v1.4.10/kotlin-compiler-1.4.10.zip
+unzip kotlin-compiler-1.4.10.zip
+rm kotlin-compiler-1.4.10.zip
 echo 'export PATH=$PATH:/opt/kotlinc/bin' >> /opt/.profile
 source /opt/.profile
 
@@ -246,6 +254,18 @@ source /opt/.profile
 # important notice: use sbcl --script to run a clisp file, sbcl enters the REPL
 apt install -y sbcl
 
+# install nim
+# final binary: /opt/nim/bin/nim
+# get version: /opt/nim/bin/nim -v
+cd /opt && mkdir nim && cd nim
+wget https://nim-lang.org/download/nim-1.4.0-linux_x64.tar.xz
+unxz nim-1.4.0-linux_x64.tar.xz
+tar -xf nim-1.4.0-linux_x64.tar
+cd nim-1.4.0
+./install.sh /opt
+echo 'export PATH=$PATH:/opt/nim/bin' >> /opt/.profile
+source /opt/.profile
+
 # create runnable users and apply limits
 for i in {1..150}; do
     useradd -M runner$i
@@ -363,6 +383,7 @@ If an invalid language is supplied, a typical response will look like the follow
 - php
 - python2
 - python3
+- paradoc
 - ruby
 - rust
 - swift