diff --git a/requirements.txt b/requirements.txt
index 4ad4884..e6eab76 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-starlette==0.14.2
-fastapi==0.68.1
+fastapi==0.70.0
+giteapy==1.0.8
+starlette==0.16.0
 uvicorn==0.15.0
-gunicorn==20.1.0
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diff --git a/routers/gitea.py b/routers/gitea.py
index 20a80a1..4caed8e 100644
--- a/routers/gitea.py
+++ b/routers/gitea.py
@@ -5,7 +5,6 @@ import json
 
 from pathlib import Path
 from fastapi import APIRouter, Header, Query, HTTPException
-from gitea.gitea import Repository
 
 ROOT_PATH = Path.home().joinpath(".radical_api/gitea")
 
diff --git a/routers/mc_optimizer.py b/routers/mc_optimizer.py
new file mode 100644
index 0000000..4eccf78
--- /dev/null
+++ b/routers/mc_optimizer.py
@@ -0,0 +1,56 @@
+from __future__ import annotations
+
+from fastapi import APIRouter, HTTPException, Query
+from fastapi.responses import StreamingResponse
+from pathlib import Path
+from datetime import datetime
+from zipfile import ZipFile
+import json
+
+from starlette.responses import FileResponse
+
+
+router = APIRouter(prefix="/mc_optimized")
+ROOT_PATH = Path.home().joinpath(".radical_api/mc_optimized")
+ROOT_PATH.mkdir(exist_ok=True)
+
+class PackFile:
+    def __init__(self, file: Path) -> None:
+        self.file = file
+        self.datetime = self.set_datetime()
+        self.build = self.set_build()
+    
+    def set_datetime(self):
+        zf = ZipFile(self.file)
+        manifest = json.loads(zf.read("manifest.json").decode("utf-8"))
+        return datetime.strptime(manifest['build-date'], "%d-%m-%Y-%H%M%S")
+
+    def set_build(self):
+        zf = ZipFile(self.file)
+        manifest = json.loads(zf.read("manifest.json").decode("utf-8"))
+        return manifest['build']
+
+    def __lt__(self, other: PackFile):
+        return self.datetime.__lt__(other.datetime)
+
+def iterfile(path: Path):
+        with path.open('rb') as fp:
+            yield from fp
+
+@router.get("/latest")
+def latest_pack():
+    files = []
+    for file in ROOT_PATH.iterdir():
+        files.append(PackFile(file))
+    files.sort()
+    if len(files) == 0:
+        raise HTTPException(404, "No files found.")
+    return FileResponse(files[-1].file, filename=f"mc-optimizer-pack-{files[-1].build}.zip")
+
+@router.get("/build")
+def get_build(build: int):
+    for file in ROOT_PATH.iterdir():
+        pf = PackFile(file)
+        if pf.build == build:
+            return FileResponse(pf.file, filename=f"mc-optimizer-pack-{pf.build}.zip")
+    raise HTTPException(404, "Build not found.")
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