diff --git a/core/__init__.py b/core/__init__.py
index 2e4a055..e6c0740 100644
--- a/core/__init__.py
+++ b/core/__init__.py
@@ -5,7 +5,7 @@ Modules:
 - linker: Main API for analyzing and resolving missing models
 - scanner: Directory scanning for available models
 - matcher: Fuzzy matching for finding similar models
-- workflow_analyzer: Workflow JSON parsing
+- workflow: Workflow parsing, matching, analysis, and inventory
 - workflow_updater: Workflow modification
 - downloader: Model downloading with progress tracking
 - sources: Search integrations (HuggingFace, CivitAI, popular models)
diff --git a/core/workflow_analyzer.py b/core/workflow_analyzer.py
deleted file mode 100644
index 31d9cc4..0000000
--- a/core/workflow_analyzer.py
+++ /dev/null
@@ -1,63 +0,0 @@
-"""Workflow missing-model grouping compatibility module."""
-
-from typing import Any, Dict, List
-
-
-def identify_missing_models(
-    workflow_models: List[Dict[str, Any]], available_models: List[Dict[str, str]] = None
-) -> List[Dict[str, Any]]:
-    """
-    Identify which models from the workflow are missing.
-    Deduplicates by category and filename - same model file only appears once even if
-    referenced by multiple nodes.
-
-    Args:
-        workflow_models: List of model references from analyze_workflow_models
-        available_models: Optional list of available models (if None, checks via folder_paths)
-
-    Returns:
-        List of missing model references (deduplicated by category and filename).
-        Each entry has 'all_node_refs' containing all node references for that model.
-    """
-    # Group missing models by category and filename to deduplicate workflow
-    # references without merging unrelated model folders that happen to share a name.
-    missing_by_model: Dict[tuple[str, str], Dict[str, Any]] = {}
-
-    for model_ref in workflow_models:
-        # If exists is False, it's missing
-        if not model_ref.get("exists", False):
-            filename = model_ref.get("original_path", "")
-            category = model_ref.get("category", "")
-            group_key = (str(category or ""), str(filename or ""))
-
-            if group_key not in missing_by_model:
-                # First occurrence - use this as the primary entry
-                missing_by_model[group_key] = {
-                    **model_ref,
-                    "reference_count": 1,
-                    "all_node_refs": [
-                        model_ref.copy()
-                    ],  # Track all nodes needing this model
-                }
-            else:
-                # Duplicate - just add to the node refs list
-                existing = missing_by_model[group_key]
-                existing["all_node_refs"].append(model_ref.copy())
-                existing["reference_count"] = len(existing["all_node_refs"])
-                if model_ref.get("auto_download_capable"):
-                    existing["auto_download_capable"] = True
-                if model_ref.get("auto_download_candidate"):
-                    existing["auto_download_candidate"] = True
-                if model_ref.get("input_choice_matches_value"):
-                    existing["input_choice_matches_value"] = True
-                existing_source = str(existing.get("input_choice_source") or "").lower()
-                model_source = str(model_ref.get("input_choice_source") or "").lower()
-                if existing_source != "hybrid" and model_source in {
-                    "static",
-                    "hybrid",
-                    "workflow_schema",
-                }:
-                    existing["input_choice_source"] = model_source
-
-    # Return deduplicated list
-    return list(missing_by_model.values())