latheeshmahendran · April 22, 2025 10:59 · Jan 14, 2025 · Jan 14, 2025 · Jan 13, 2025 · Jan 13, 2025
diff --git a/link-ollama-models-to-lm-studio.py b/link-ollama-models-to-lm-studio.py
@@ -76,8 +76,11 @@ def main():
             lmstudio_model_dir_path.mkdir(parents=True, exist_ok=True)
 
             symlink_path = lmstudio_model_dir_path / f"{model_family_name}-{model_tag_name}.gguf"
-            print(f"Linking {model_family_name}:{model_tag_name} at {symlink_path}")
-            os.symlink(gguf_path, symlink_path)
+            if symlink_path.exists() and symlink_path.is_symlink():
+                print(f"Skipping {model_family_name}:{model_tag_name}: already linked")
+            else:
+                print(f"Linking {model_family_name}:{model_tag_name} at {symlink_path}")
+                os.symlink(gguf_path, symlink_path)
 
 
 if __name__ == "__main__":

diff --git a/link-ollama-models-to-lm-studio.py b/link-ollama-models-to-lm-studio.py
@@ -62,7 +62,6 @@ def main():
             # If it's a tag manifest, extract the GGUF path.
             model_tag_name = model_tag_manifest_path.name
             try:
-                # Extract the GGUF file path from Ollama's tag manifest.
                 gguf_path = get_model_gguf_path(model_tag_manifest_path)
                 print(
                     f"Discovered Ollama model '{model_family_name}:{model_tag_name}' "

diff --git a/link-ollama-models-to-lm-studio.py b/link-ollama-models-to-lm-studio.py
@@ -0,0 +1,85 @@
+#!/usr/bin/env python3
+"""
+Expose Ollama models to LM Studio by symlinking its model files.
+NOTE: On Windows, you need to run this script with administrator privileges.
+"""
+
+import json
+import os
+from pathlib import Path
+
+
+USER_HOME_DIR = Path(os.path.expanduser("~"))
+
+# The path where Ollama stores its models.
+OLLAMA_MODEL_DIR = Path(
+    os.environ.get("OLLAMA_MODELS")
+    or USER_HOME_DIR / ".ollama" / "models"
+)
+
+# The path where LM Studio stores its models.
+LM_STUDIO_MODEL_DIR = USER_HOME_DIR / ".lmstudio" / "models"
+
+
+def get_model_gguf_path(ollama_model_tag_manifest_path):
+    """Parse Ollama's model tag manifest to extract its GGUF file path."""
+    with open(ollama_model_tag_manifest_path) as mf:
+        manifest = json.load(mf)
+
+    model_layer = next(
+        layer
+        for layer in manifest["layers"]
+        if layer["mediaType"] == "application/vnd.ollama.image.model"
+    )
+    gguf_hash = model_layer["digest"]
+    gguf_filename = gguf_hash.replace(":", "-")
+    gguf_path = OLLAMA_MODEL_DIR / "blobs" / gguf_filename
+
+    return gguf_path
+
+
+def main():
+    ollama_library_path = OLLAMA_MODEL_DIR / "manifests" / "registry.ollama.ai" / "library"
+    lmstudio_ollama_root_path = LM_STUDIO_MODEL_DIR / "ollama"
+
+    print(f"Ensuring the target directory for LM Studio models exists: {lmstudio_ollama_root_path}")
+    lmstudio_ollama_root_path.mkdir(parents=True, exist_ok=True)
+
+    # Iterate through Ollama models.
+    print(f"Scanning the Ollama model directory: {OLLAMA_MODEL_DIR}")
+    for model_family_path in ollama_library_path.iterdir():
+        # We're looking for subdirectories. Skip if it's a file.
+        if not model_family_path.is_dir():
+            continue
+
+        model_family_name = model_family_path.name
+
+        # Scan the model directory for tags.
+        for model_tag_manifest_path in model_family_path.iterdir():
+            if not model_tag_manifest_path.is_file():
+                continue
+
+            # If it's a tag manifest, extract the GGUF path.
+            model_tag_name = model_tag_manifest_path.name
+            try:
+                # Extract the GGUF file path from Ollama's tag manifest.
+                gguf_path = get_model_gguf_path(model_tag_manifest_path)
+                print(
+                    f"Discovered Ollama model '{model_family_name}:{model_tag_name}' "
+                    f"with GGUF at {gguf_path}"
+                )
+            except Exception:
+                print(f"WARNING: Failed to parse the Ollama tag manifest at {model_tag_manifest_path}.")
+
+            # Create a model in LM Studio, symlinking it to Ollama's GGUF file.
+            lmstudio_model_dir_path = lmstudio_ollama_root_path / f"{model_family_name}-{model_tag_name}"
+            print(f"Creating LM Studio model directory: {lmstudio_model_dir_path}")
+            lmstudio_model_dir_path.mkdir(parents=True, exist_ok=True)
+
+            symlink_path = lmstudio_model_dir_path / f"{model_family_name}-{model_tag_name}.gguf"
+            print(f"Linking {model_family_name}:{model_tag_name} at {symlink_path}")
+            os.symlink(gguf_path, symlink_path)
+
+
+if __name__ == "__main__":
+    main()