diff --git a/.gitignore b/.gitignore
index 2f9a57c..755c1c4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -42,4 +42,8 @@ bin/
 .vscode/
 
 ### Mac OS ###
-.DS_Store
\ No newline at end of file
+.DS_Store
+
+### QuickCode stuff ###
+hello
+hello.kt
\ No newline at end of file
diff --git a/README.md b/README.md
index fda299a..1b7817c 100644
--- a/README.md
+++ b/README.md
@@ -14,6 +14,12 @@ It's designed to be learned at a single glance. Use:
 When you evaluate/execute your template [Compose Hammer](https://plugins.jetbrains.com/plugin/21912-compose-hammer) will ask
 you to provide values for the defined variables.
 
+### Usage
+
+```
+./gradlew run --args="samples/hello.kt.qc samples/hello_input.json"
+```
+
 ## Syntax
 
 **Keywords:**
diff --git a/build.gradle.kts b/build.gradle.kts
index 5e8ae00..ad7cbc9 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -1,10 +1,12 @@
 plugins {
     application
     alias(libs.plugins.kotlin)
+    alias(libs.plugins.kotlinx.serialization)
 }
 
 application {
     mainClass = "com.ivy.quickcode.MainKt"
+    applicationName = "qc"
 }
 
 group = "com.ivy"
@@ -23,7 +25,7 @@ tasks.test {
 }
 
 kotlin {
-    jvmToolchain(8)
+    jvmToolchain(11)
 }
 
 dependencies {
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 6f12822..bff1555 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -9,6 +9,7 @@ kotest = "5.7.2"
 # Kotlin
 kotlin-stdlib = { module = "org.jetbrains.kotlin:kotlin-stdlib", version.ref = "kotlin" }
 kotlin-coroutines-core = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-core", version.ref = "kotlin-coroutines" }
+kotlinx-serialization-json = { module = "org.jetbrains.kotlinx:kotlinx-serialization-json", version = "1.6.0" }
 
 # Arrow
 arrowkt-core = { module = "io.arrow-kt:arrow-core", version.ref = "arrow" }
@@ -26,7 +27,8 @@ kotlin-coroutines-test = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-te
 [bundles]
 kotlin = [
     "kotlin-stdlib",
-    "kotlin-coroutines-core"
+    "kotlin-coroutines-core",
+    "kotlinx-serialization-json"
 ]
 testing = [
     "mockk",
@@ -39,4 +41,5 @@ testing = [
 ]
 
 [plugins]
-kotlin = { id = "org.jetbrains.kotlin.jvm", version.ref = "kotlin" }
\ No newline at end of file
+kotlin = { id = "org.jetbrains.kotlin.jvm", version.ref = "kotlin" }
+kotlinx-serialization = { id = "org.jetbrains.kotlin.plugin.serialization", version.ref = "kotlin" }
\ No newline at end of file
diff --git a/samples/hello.kt.qc b/samples/hello.kt.qc
new file mode 100644
index 0000000..4d438ce
--- /dev/null
+++ b/samples/hello.kt.qc
@@ -0,0 +1,6 @@
+fun main() {
+    println("Hello, {{name}}!")
+#if {{morning}} #then
+    println("Good morning :)")
+#endif
+}
\ No newline at end of file
diff --git a/samples/hello_input.json b/samples/hello_input.json
new file mode 100644
index 0000000..a89d3d6
--- /dev/null
+++ b/samples/hello_input.json
@@ -0,0 +1,4 @@
+{
+  "name": "QuickCode",
+  "morning": true
+}
\ No newline at end of file
diff --git a/src/main/kotlin/com/ivy/quickcode/Main.kt b/src/main/kotlin/com/ivy/quickcode/Main.kt
index 0bff5f0..ae992bf 100644
--- a/src/main/kotlin/com/ivy/quickcode/Main.kt
+++ b/src/main/kotlin/com/ivy/quickcode/Main.kt
@@ -1,5 +1,57 @@
 package com.ivy.quickcode
 
+import com.ivy.quickcode.data.QCVariableValue
+import kotlinx.serialization.json.Json
+import kotlinx.serialization.json.JsonPrimitive
+import kotlinx.serialization.json.boolean
+import kotlinx.serialization.json.booleanOrNull
+import java.nio.file.Files
+import java.nio.file.Paths
+import kotlin.io.path.name
+
 fun main(args: Array<String>) {
-    println("QuickCode compiler TODO...")
+    // TODO: Extract this as a class, handle errors cases and test it
+    if (args.size != 2) {
+        println("Invalid arguments!")
+        return
+    }
+    val template = readFileContent(args[0])
+    val inputJson = readFileContent(args[1])
+    val rawInput: Map<String, JsonPrimitive> = Json.decodeFromString(inputJson)
+    val input = rawInput.map { (key, value) ->
+        key to when {
+            value.isString -> QCVariableValue.Str(value.content)
+            value.booleanOrNull != null -> QCVariableValue.Bool(value.boolean)
+            else -> error("Unsupported input type \"$key\"")
+        }
+    }.toMap()
+
+    println("Input:")
+    println(input)
+
+    val compiler = QuickCodeCompiler()
+    val result = compiler.execute(template, input)
+    println("----------------")
+    produceOutputFile(
+        templatePath = args[0],
+        result = result,
+    )
+    println("----------------")
+    println(result)
+}
+
+fun readFileContent(relativePath: String): String {
+    val path = Paths.get(relativePath)
+    return Files.readString(path)
+}
+
+fun produceOutputFile(templatePath: String, result: String) {
+    val path = Paths.get(templatePath)
+    val fileName = path.fileName.name
+    val outputFilename = fileName.dropLast(3)
+    Files.writeString(
+        Paths.get(outputFilename),
+        result
+    )
+    println("'$outputFilename' created.")
 }
\ No newline at end of file