diff --git a/api/Dockerfile b/api/Dockerfile
index db35ff7..6f2ef37 100644
--- a/api/Dockerfile
+++ b/api/Dockerfile
@@ -5,11 +5,9 @@ RUN for i in $(seq 1001 1500); do \
         useradd -M runner$i -g $i -u $i ; \
     done
 RUN apt-get update && \
-    apt-get install -y libxml2 gnupg tar coreutils util-linux libc6-dev binutils build-essential locales libpcre3-dev libevent-dev && \
+    apt-get install -y libxml2 gnupg tar coreutils util-linux libc6-dev binutils build-essential && \
     rm -rf /var/lib/apt/lists/*
 
-RUN sed -i '/en_US.UTF-8/s/^# //g' /etc/locale.gen && locale-gen
-
 ENV NODE_ENV=production
 WORKDIR /piston_api
 COPY ["package.json", "yarn.lock", "./"]
diff --git a/packages/crystal/0.36.1/build.sh b/packages/crystal/0.36.1/build.sh
deleted file mode 100755
index ba10f3f..0000000
--- a/packages/crystal/0.36.1/build.sh
+++ /dev/null
@@ -1,7 +0,0 @@
-#!/bin/bash
-
-PREFIX=$(realpath $(dirname $0))
-
-curl -L "https://github.com/crystal-lang/crystal/releases/download/0.36.1/crystal-0.36.1-1-linux-x86_64.tar.gz" -o crystal.tar.gz
-tar xzf crystal.tar.gz --strip-components=1
-rm crystal.tar.gz
diff --git a/packages/crystal/0.36.1/compile b/packages/crystal/0.36.1/compile
deleted file mode 100644
index afbad6c..0000000
--- a/packages/crystal/0.36.1/compile
+++ /dev/null
@@ -1,5 +0,0 @@
-#!/usr/bin/env bash
-
-# Compile crystal files into out file
-crystal build "$@" -o out --no-color && \
-chmod +x out
diff --git a/packages/crystal/0.36.1/environment b/packages/crystal/0.36.1/environment
deleted file mode 100644
index bd0ff98..0000000
--- a/packages/crystal/0.36.1/environment
+++ /dev/null
@@ -1 +0,0 @@
-export PATH=$PWD/bin:$PATH
\ No newline at end of file
diff --git a/packages/crystal/0.36.1/metadata.json b/packages/crystal/0.36.1/metadata.json
deleted file mode 100644
index ca2c062..0000000
--- a/packages/crystal/0.36.1/metadata.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-    "language": "crystal",
-    "version": "0.36.1",
-    "author": "Dan Vargas <danvargas46@gmail.com>",
-    "aliases": ["crystal", "cr"]
-}
\ No newline at end of file
diff --git a/packages/crystal/0.36.1/run b/packages/crystal/0.36.1/run
deleted file mode 100644
index 6955ba9..0000000
--- a/packages/crystal/0.36.1/run
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/bash
-
-shift # Filename is only used to compile
-./out "$@"
diff --git a/packages/crystal/0.36.1/test.cr b/packages/crystal/0.36.1/test.cr
deleted file mode 100644
index 3fca0dd..0000000
--- a/packages/crystal/0.36.1/test.cr
+++ /dev/null
@@ -1 +0,0 @@
-puts("OK")
\ No newline at end of file
diff --git a/packages/dash/0.5.11/build.sh b/packages/dash/0.5.11/build.sh
deleted file mode 100755
index 202d5aa..0000000
--- a/packages/dash/0.5.11/build.sh
+++ /dev/null
@@ -1,19 +0,0 @@
-#!/usr/bin/env bash
-
-# Put instructions to build your package in here
-PREFIX=$(realpath $(dirname $0))
-
-mkdir -p build
-
-cd build
-
-curl "http://gondor.apana.org.au/~herbert/dash/files/dash-0.5.11.tar.gz" -o dash.tar.gz
-tar xzf dash.tar.gz --strip-components=1
-
-./configure --prefix "$PREFIX" &&
-make -j$(nproc) &&
-make install -j$(nproc)
-
-cd ../
-
-rm -rf build
diff --git a/packages/dash/0.5.11/environment b/packages/dash/0.5.11/environment
deleted file mode 100644
index 780b668..0000000
--- a/packages/dash/0.5.11/environment
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/usr/bin/env bash
-
-# Put 'export' statements here for environment variables
-export PATH=$PWD/bin:$PATH
diff --git a/packages/dash/0.5.11/metadata.json b/packages/dash/0.5.11/metadata.json
deleted file mode 100644
index a07a67e..0000000
--- a/packages/dash/0.5.11/metadata.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-  "language": "dash",
-  "version": "0.5.11",
-  "aliases": ["dash"],
-  "author": "Dan Vargas <danvargas46@gmail.com>"
-}
diff --git a/packages/dash/0.5.11/run b/packages/dash/0.5.11/run
deleted file mode 100644
index 6a8a1da..0000000
--- a/packages/dash/0.5.11/run
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/usr/bin/env bash
-
-# Put instructions to run the runtime
-dash "$@"
diff --git a/packages/dash/0.5.11/test.dash b/packages/dash/0.5.11/test.dash
deleted file mode 100644
index 727518f..0000000
--- a/packages/dash/0.5.11/test.dash
+++ /dev/null
@@ -1 +0,0 @@
-echo "OK"
\ No newline at end of file
diff --git a/packages/elixir/1.11.3/environment b/packages/elixir/1.11.3/environment
index ea24603..780b668 100644
--- a/packages/elixir/1.11.3/environment
+++ b/packages/elixir/1.11.3/environment
@@ -1,5 +1,4 @@
 #!/usr/bin/env bash
 
 # Put 'export' statements here for environment variables
-export LC_ALL=en_US.UTF-8
 export PATH=$PWD/bin:$PATH
diff --git a/packages/osabie/1.0.1/environment b/packages/osabie/1.0.1/environment
index ea24603..780b668 100644
--- a/packages/osabie/1.0.1/environment
+++ b/packages/osabie/1.0.1/environment
@@ -1,5 +1,4 @@
 #!/usr/bin/env bash
 
 # Put 'export' statements here for environment variables
-export LC_ALL=en_US.UTF-8
 export PATH=$PWD/bin:$PATH
diff --git a/packages/rust/1.50.0/build.sh b/packages/rust/1.50.0/build.sh
deleted file mode 100755
index c3e41b1..0000000
--- a/packages/rust/1.50.0/build.sh
+++ /dev/null
@@ -1,5 +0,0 @@
-#!/usr/bin/env bash
-
-curl -OL "https://static.rust-lang.org/dist/rust-1.50.0-x86_64-unknown-linux-gnu.tar.gz"
-tar xzvf rust-1.50.0-x86_64-unknown-linux-gnu.tar.gz
-rm rust-1.50.0-x86_64-unknown-linux-gnu.tar.gz
diff --git a/packages/rust/1.50.0/compile b/packages/rust/1.50.0/compile
deleted file mode 100644
index 201318a..0000000
--- a/packages/rust/1.50.0/compile
+++ /dev/null
@@ -1,6 +0,0 @@
-#!/usr/bin/env bash
-
-# https://stackoverflow.com/questions/38041331/rust-compiler-cant-find-crate-for-std
-# Rust compiler needs to find the stdlib to link against
-rustc -o binary -L ${RUST_INSTALL_LOC}/rustc/lib -L ${RUST_INSTALL_LOC}/rust-std-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib "$@"
-chmod +x binary
diff --git a/packages/rust/1.50.0/environment b/packages/rust/1.50.0/environment
deleted file mode 100644
index 2a704ee..0000000
--- a/packages/rust/1.50.0/environment
+++ /dev/null
@@ -1,5 +0,0 @@
-#!/usr/bin/env bash
-
-# Put 'export' statements here for environment variables
-export PATH=$PWD/rust-1.50.0-x86_64-unknown-linux-gnu/rustc/bin/:$PATH
-export RUST_INSTALL_LOC=$PWD/rust-1.50.0-x86_64-unknown-linux-gnu
diff --git a/packages/rust/1.50.0/metadata.json b/packages/rust/1.50.0/metadata.json
deleted file mode 100644
index 48dc091..0000000
--- a/packages/rust/1.50.0/metadata.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-  "language": "rust",
-  "version": "1.50.0",
-  "aliases": ["rs"],
-  "author": "Victor Frazao <luiz_victor_frazao@hotmail.com>"
-}
diff --git a/packages/rust/1.50.0/run b/packages/rust/1.50.0/run
deleted file mode 100644
index f66526f..0000000
--- a/packages/rust/1.50.0/run
+++ /dev/null
@@ -1,3 +0,0 @@
-#!/usr/bin/env bash
-
-./binary "$@"
diff --git a/packages/rust/1.50.0/test.rs b/packages/rust/1.50.0/test.rs
deleted file mode 100644
index 9561664..0000000
--- a/packages/rust/1.50.0/test.rs
+++ /dev/null
@@ -1,3 +0,0 @@
-fn main() {
-    println!("OK");
-}