diff --git a/src/language/cpp.rs b/src/language/cpp.rs
new file mode 100644
index 0000000..8f69b4e
--- /dev/null
+++ b/src/language/cpp.rs
@@ -0,0 +1,6 @@
+use super::Language;
+
+pub const CPP: Language = Language {
+    compile_args: Some(&["g++", "-o", "main", "main.cpp"]),
+    run_args: &["./main"],
+};
diff --git a/src/language/java.rs b/src/language/java.rs
new file mode 100644
index 0000000..215024b
--- /dev/null
+++ b/src/language/java.rs
@@ -0,0 +1,6 @@
+use super::Language;
+
+pub const JAVA: Language = Language {
+    compile_args: Some(&["javac", "Main.java"]),
+    run_args: &["java", "Main"],
+};
diff --git a/src/language/javascript.rs b/src/language/javascript.rs
new file mode 100644
index 0000000..995c3e4
--- /dev/null
+++ b/src/language/javascript.rs
@@ -0,0 +1,6 @@
+use super::Language;
+
+pub const JAVASCRIPT: Language = Language {
+    compile_args: None,
+    run_args: &["bun", "run", "main.js"],
+};
diff --git a/src/language/mod.rs b/src/language/mod.rs
new file mode 100644
index 0000000..87f8adf
--- /dev/null
+++ b/src/language/mod.rs
@@ -0,0 +1,18 @@
+mod cpp;
+mod java;
+mod javascript;
+mod python;
+mod rust;
+mod typescript;
+
+pub use cpp::CPP;
+pub use java::JAVA;
+pub use javascript::JAVASCRIPT;
+pub use python::PYTHON;
+pub use rust::RUST;
+pub use typescript::TYPESCRIPT;
+
+pub struct Language<'a> {
+    pub compile_args: Option<&'a [&'a str]>,
+    pub run_args: &'a [&'a str],
+}
diff --git a/src/language/python.rs b/src/language/python.rs
new file mode 100644
index 0000000..9d9e181
--- /dev/null
+++ b/src/language/python.rs
@@ -0,0 +1,6 @@
+use super::Language;
+
+pub const PYTHON: Language = Language {
+    compile_args: None,
+    run_args: &["python", "main.py"],
+};
diff --git a/src/language/rust.rs b/src/language/rust.rs
new file mode 100644
index 0000000..32a20a6
--- /dev/null
+++ b/src/language/rust.rs
@@ -0,0 +1,6 @@
+use super::Language;
+
+pub const RUST: Language = Language {
+    compile_args: Some(&["rustc", "-O", "main.rs"]),
+    run_args: &["./main"],
+};
diff --git a/src/language/typescript.rs b/src/language/typescript.rs
new file mode 100644
index 0000000..b2c1fbd
--- /dev/null
+++ b/src/language/typescript.rs
@@ -0,0 +1,6 @@
+use super::Language;
+
+pub const TYPESCRIPT: Language = Language {
+    compile_args: None,
+    run_args: &["bun", "run", "main.ts"],
+};
diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 0000000..a81ac60
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1,7 @@
+pub mod language;
+
+#[cfg(test)]
+mod test {
+    #[test]
+    fn base() {}
+}
diff --git a/src/main.rs b/src/main.rs
deleted file mode 100644
index e7a11a9..0000000
--- a/src/main.rs
+++ /dev/null
@@ -1,3 +0,0 @@
-fn main() {
-    println!("Hello, world!");
-}