diff --git a/README.md b/README.md
index 503345fb..1f21a351 100644
--- a/README.md
+++ b/README.md
@@ -13,15 +13,16 @@ The package will be usable from any environment (locally, GitHub Actions, etc).
 
 # Features (WIP)
 
+- setup llvm
+- setup gcc/mingw
 - setup cmake
 - setup ninja
-- setup llvm
-- setup conan
 - setup meson
-- setup gcovr
+- setup conan
+- setup ccache
 - setup cppcheck
 - setup doxygen
-- setup ccache
+- setup gcovr
 - setup OpenCppCoverage
 - setup python
 - setup choco
@@ -33,5 +34,4 @@ The package will be usable from any environment (locally, GitHub Actions, etc).
 
 ### TODO
 
-- [ ] setup gcc/mingw
 - [ ] setup vcpkg
diff --git a/action.yml b/action.yml
index 5e0e2f37..ec248730 100644
--- a/action.yml
+++ b/action.yml
@@ -12,6 +12,9 @@ inputs:
   llvm:
     description: "The llvm version to install"
     required: false
+  gcc:
+    description: "The gcc version to install"
+    required: false
   msvc:
     description: "The msvc version to install"
     required: false
diff --git a/src/gcc/__tests__/gcc.test.ts b/src/gcc/__tests__/gcc.test.ts
new file mode 100644
index 00000000..4da3e32c
--- /dev/null
+++ b/src/gcc/__tests__/gcc.test.ts
@@ -0,0 +1,14 @@
+import { spawnSync as spawn } from "child_process"
+import { setupGcc } from "../gcc"
+
+jest.setTimeout(200000)
+describe("setup-gcc", () => {
+  it("should setup gcc", async () => {
+    await setupGcc("", "", "")
+
+    const { status } = spawn("gcc", {
+      encoding: "utf8",
+    })
+    expect(status).toBe(0)
+  })
+})
diff --git a/src/gcc/gcc.ts b/src/gcc/gcc.ts
new file mode 100644
index 00000000..afcf5f7d
--- /dev/null
+++ b/src/gcc/gcc.ts
@@ -0,0 +1,36 @@
+import { setupAptPack } from "../utils/setup/setupAptPack"
+import { setupBrewPack } from "../utils/setup/setupBrewPack"
+import { setupChocoPack } from "../utils/setup/setupChocoPack"
+
+// eslint-disable-next-line @typescript-eslint/no-unused-vars
+export function setupGcc(version: string, _setupCppDir: string, arch: string) {
+  switch (process.platform) {
+    case "win32": {
+      if (arch === "arm" || arch === "arm64") {
+        return setupChocoPack("gcc-arm-embedded", version)
+      }
+      return setupChocoPack("mingw", version)
+    }
+    case "darwin": {
+      return setupBrewPack("gcc", version)
+    }
+    case "linux": {
+      if (arch === "x64") {
+        return setupAptPack("g++", version, "ppa:ubuntu-toolchain-r/test")
+      }
+      return setupAptPack("g++-multilib", version, "ppa:ubuntu-toolchain-r/test")
+    }
+    // TODO support bare-metal
+    // TODO support abi
+    // case "none": {
+    //   if (arch === "arm" || arch === "arm64") {
+    //     return setupAptPack("gcc-arm-none-eabi", version, "ppa:ubuntu-toolchain-r/test")
+    //   } else {
+    //     throw new Error(`Unsupported platform for ${arch}`)
+    //   }
+    // }
+    default: {
+      throw new Error(`Unsupported platform for ${arch}`)
+    }
+  }
+}
diff --git a/src/llvm/llvm.ts b/src/llvm/llvm.ts
index 57cac8ff..9cd07b27 100644
--- a/src/llvm/llvm.ts
+++ b/src/llvm/llvm.ts
@@ -233,10 +233,11 @@ async function getLLVMPackageInfo(version: string, platform: NodeJS.Platform): P
   }
 }
 
-// eslint-disable-next-line @typescript-eslint/no-unused-vars
 export async function setupLLVM(
   version: string,
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   _setupCppDir: string | undefined,
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   _arch: string
 ): Promise<InstallationInfo> {
   let directory = _setupCppDir
diff --git a/src/main.ts b/src/main.ts
index b9a82f66..e13c7b8b 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -17,6 +17,26 @@ import { setupPython } from "./python/python"
 import semverValid from "semver/functions/valid"
 import { getVersion } from "./default_versions"
 import { InstallationInfo } from "./utils/setup/setupBin"
+import { setupGcc } from "./gcc/gcc"
+import { assert } from "console"
+
+const tools = [
+  "cmake",
+  "ninja",
+  "python",
+  "conan",
+  "meson",
+  "gcovr",
+  "opencppcoverage",
+  "llvm",
+  "gcc",
+  "choco",
+  "brew",
+  "ccache",
+  "doxygen",
+  "cppcheck",
+  "msvc",
+]
 
 const setups = {
   cmake: setupCmake,
@@ -27,6 +47,7 @@ const setups = {
   gcovr: setupGcovr,
   opencppcoverage: setupOpencppcoverage,
   llvm: setupLLVM,
+  gcc: setupGcc,
   choco: setupChocolatey,
   brew: setupBrew,
   ccache: setupCcache,
@@ -75,6 +96,13 @@ export async function main(): Promise<number> {
           await setupLLVM(getVersion("llvm", version) as string, setupCppDir, arch)
           break
         }
+        case "gcc":
+        case "mingw":
+        case "cygwin":
+        case "msys": {
+          await setupGcc(getVersion("gcc", version) as string, setupCppDir, arch)
+          break
+        }
         case "cl":
         case "msvc":
         case "msbuild":
@@ -91,22 +119,8 @@ export async function main(): Promise<number> {
       }
     }
 
-    for (const tool of [
-      "cmake",
-      "ninja",
-      "python",
-      "conan",
-      "meson",
-      "gcovr",
-      "opencppcoverage",
-      "llvm",
-      "choco",
-      "brew",
-      "ccache",
-      "doxygen",
-      "cppcheck",
-      "msvc",
-    ]) {
+    for (const tool of tools) {
+      assert(tool in setups)
       const version = maybeGetInput(tool)
       if (version !== undefined) {
         const setupFunction = setups[tool]