diff --git a/codesnap/codesnap/output/json_exporter.py b/codesnap/codesnap/output/json_exporter.py
new file mode 100644
index 0000000..316dc30
--- /dev/null
+++ b/codesnap/codesnap/output/json_exporter.py
@@ -0,0 +1,118 @@
+"""JSON export module for CodeSnap."""
+
+import json
+from dataclasses import asdict, dataclass
+from datetime import datetime
+from pathlib import Path
+from typing import Any, Optional
+
+from ..core.extractor import ExtractedCode
+
+
+@dataclass
+class FileSummary:
+    """Summary information for a file."""
+
+    path: str
+    language: str
+    function_count: int
+    class_count: int
+    complexity: str
+    line_count: int
+
+
+@dataclass
+class CodeSummary:
+    """Complete code summary for export."""
+
+    timestamp: str
+    version: str
+    directory: str
+    file_count: int
+    language_breakdown: dict[str, int]
+    files: list[dict[str, Any]]
+    dependencies: dict[str, list[str]]
+    metrics: dict[str, Any]
+
+
+class JSONExporter:
+    """Exports code summaries in JSON format."""
+
+    def __init__(self, version: str = "0.1.0") -> None:
+        self.version = version
+
+    def export(
+        self,
+        extracted_files: list[ExtractedCode],
+        file_paths: list[Path],
+        dependency_data: dict[str, Any],
+        complexity_data: dict[str, str],
+        output_path: Optional[Path] = None,
+    ) -> str:
+        """Export code summary to JSON."""
+        language_counts: dict[str, int] = {}
+        file_summaries: list[dict[str, Any]] = []
+
+        for extracted in extracted_files:
+            lang = extracted.language
+            language_counts[lang] = language_counts.get(lang, 0) + 1
+
+            file_summary = {
+                "path": str(extracted.file_path),
+                "language": lang,
+                "functions": [
+                    {
+                        "name": f.name,
+                        "start_line": f.start_line,
+                        "end_line": f.end_line,
+                        "parameters": f.parameters,
+                        "return_type": f.return_type,
+                        "is_method": f.is_method,
+                        "class_name": f.class_name,
+                    }
+                    for f in extracted.functions
+                ],
+                "classes": [
+                    {
+                        "name": c.name,
+                        "start_line": c.start_line,
+                        "end_line": c.end_line,
+                        "methods": [m.name for m in c.methods],
+                        "base_classes": c.base_classes,
+                    }
+                    for c in extracted.classes
+                ],
+                "complexity": complexity_data.get(str(extracted.file_path), "unknown"),
+            }
+            file_summaries.append(file_summary)
+
+        dependencies: dict[str, list[str]] = {}
+        for dep in dependency_data.get("dependencies", []):
+            source = str(dep.source)
+            target = str(dep.target)
+            if source not in dependencies:
+                dependencies[source] = []
+            dependencies[source].append(target)
+
+        summary = CodeSummary(
+            timestamp=datetime.utcnow().isoformat() + "Z",
+            version=self.version,
+            directory=str(file_paths[0].parent) if file_paths else "",
+            file_count=len(file_summaries),
+            language_breakdown=language_counts,
+            files=file_summaries,
+            dependencies=dependencies,
+            metrics={
+                "total_functions": sum(len(f.functions) for f in extracted_files),
+                "total_classes": sum(len(f.classes) for f in extracted_files),
+                "cycles_found": len(dependency_data.get("cycles", [])),
+                "orphaned_files": len(dependency_data.get("orphaned", [])),
+            },
+        )
+
+        result = asdict(summary)
+
+        if output_path:
+            output_path.write_text(json.dumps(result, indent=2), encoding="utf-8")
+
+        return json.dumps(result, indent=2)