diff --git a/MongoView.xcodeproj/project.pbxproj b/MongoView.xcodeproj/project.pbxproj
index a7df9f4..4ae7d03 100644
--- a/MongoView.xcodeproj/project.pbxproj
+++ b/MongoView.xcodeproj/project.pbxproj
@@ -40,6 +40,7 @@
 		D63CDF4123C839010012D658 /* QueryViewController.xib in Resources */ = {isa = PBXBuildFile; fileRef = D63CDF3F23C839010012D658 /* QueryViewController.xib */; };
 		D63CDF4423C970C50012D658 /* DatabaseViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D63CDF4223C970C50012D658 /* DatabaseViewController.swift */; };
 		D63CDF4523C970C50012D658 /* DatabaseViewController.xib in Resources */ = {isa = PBXBuildFile; fileRef = D63CDF4323C970C50012D658 /* DatabaseViewController.xib */; };
+		D6D4665323CB730C00F13B1B /* MongoEvaluator.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6D4665223CB730C00F13B1B /* MongoEvaluator.swift */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXCopyFilesBuildPhase section */
@@ -92,6 +93,7 @@
 		D63CDF3F23C839010012D658 /* QueryViewController.xib */ = {isa = PBXFileReference; lastKnownFileType = file.xib; path = QueryViewController.xib; sourceTree = "<group>"; };
 		D63CDF4223C970C50012D658 /* DatabaseViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DatabaseViewController.swift; sourceTree = "<group>"; };
 		D63CDF4323C970C50012D658 /* DatabaseViewController.xib */ = {isa = PBXFileReference; lastKnownFileType = file.xib; path = DatabaseViewController.xib; sourceTree = "<group>"; };
+		D6D4665223CB730C00F13B1B /* MongoEvaluator.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MongoEvaluator.swift; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -161,6 +163,7 @@
 				D63CDEBD23C837DC0012D658 /* AppDelegate.swift */,
 				D63CDF3423C838190012D658 /* MongoController.swift */,
 				D63CDF3323C838190012D658 /* Node.swift */,
+				D6D4665223CB730C00F13B1B /* MongoEvaluator.swift */,
 				D60C863B23CA2DD600C9DB8E /* Windows */,
 				D60C863C23CA2DDD00C9DB8E /* View Controllers */,
 				D63CDEBF23C837DD0012D658 /* Assets.xcassets */,
@@ -264,6 +267,7 @@
 			buildActionMask = 2147483647;
 			files = (
 				D63CDEBE23C837DC0012D658 /* AppDelegate.swift in Sources */,
+				D6D4665323CB730C00F13B1B /* MongoEvaluator.swift in Sources */,
 				D63CDF3823C8381A0012D658 /* MongoController.swift in Sources */,
 				D60C863923CA2DD100C9DB8E /* ServerConnectWindowController.swift in Sources */,
 				D63CDF3723C8381A0012D658 /* Node.swift in Sources */,
diff --git a/MongoView/MongoEvaluator.swift b/MongoView/MongoEvaluator.swift
new file mode 100644
index 0000000..82b4424
--- /dev/null
+++ b/MongoView/MongoEvaluator.swift
@@ -0,0 +1,84 @@
+//
+//  MongoEvaluator.swift
+//  MongoView
+//
+//  Created by Shadowfacts on 1/12/20.
+//  Copyright © 2020 Shadowfacts. All rights reserved.
+//
+
+import Foundation
+import JavaScriptCore
+import MongoSwift
+
+struct MongoEvaluator {
+    
+    static let context: JSContext = {
+        let context = JSContext()!
+        let date: @convention(block) (JSValue) -> Dictionary<String, Any> = { (input) in
+            ["$date": input]
+        }
+        let functions: [NSString: @convention(block) (JSValue) -> Dictionary<String, Any>] = [
+            "ObjectId": { (input) in
+                ["$oid": input]
+            },
+            "NumberLong": { (input) in
+                ["$numberLong": input]
+            },
+            "NumberInt": { (input) in
+                ["$numberInt": input]
+            },
+            "NumberDecimal": { (input) in
+                ["$numberDecimal": input]
+            },
+            "Date": date,
+            "ISODate": date,
+        ]
+        functions.forEach { (key, value) in
+            context.setObject(value, forKeyedSubscript: key)
+        }
+        let dbRef: @convention(block) (String, String) -> Dictionary<String, Any> = { (ref, id) in
+            ["$ref": ref, "$id": ["$oid": id]]
+        }
+        context.setObject(dbRef, forKeyedSubscript: "DBRef" as NSString)
+        return context
+    }()
+
+    static func parse(shellJSON: String) -> Document? {
+        guard !shellJSON.isEmpty,
+            let result = context.evaluateScript("JSON.stringify(\(shellJSON))") else {
+                return nil
+        }
+        do {
+            return try Document(fromJSON: result.toString())
+        } catch {
+            print("Unable to parse Document: \(error)")
+            return nil
+        }
+    }
+    
+    static func eval(command: String, connectingTo connStr: String) -> [Document] {
+        print("Running command \"\(command)\" against \(connStr)")
+        
+        let mongoOutputPipe = Pipe()
+
+        let mongoProcess = Process()
+        mongoProcess.launchPath = "/usr/local/bin/mongo"
+        mongoProcess.arguments = [connStr, "--quiet", "--norc", "--eval", command]
+        mongoProcess.standardOutput = mongoOutputPipe
+        mongoProcess.launch()
+        
+        let mongoOutputHandle = mongoOutputPipe.fileHandleForReading
+        
+        var strs = [String]()
+        var data: Data!
+        repeat {
+            data = mongoOutputHandle.availableData
+            strs.append(String(data: data, encoding: .utf8)!)
+        } while (data.count > 0)
+        mongoOutputHandle.closeFile()
+        
+        let lines = strs.joined(separator: "").components(separatedBy: "\n")
+        return lines.compactMap(parse(shellJSON:))
+    }
+    
+}
diff --git a/MongoView/MongoView.entitlements b/MongoView/MongoView.entitlements
index 625af03..0c67376 100644
--- a/MongoView/MongoView.entitlements
+++ b/MongoView/MongoView.entitlements
@@ -1,12 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
-<dict>
-	<key>com.apple.security.app-sandbox</key>
-	<true/>
-	<key>com.apple.security.files.user-selected.read-only</key>
-	<true/>
-	<key>com.apple.security.network.client</key>
-	<true/>
-</dict>
+<dict/>
 </plist>
diff --git a/MongoView/View Controllers/QueryViewController.swift b/MongoView/View Controllers/QueryViewController.swift
index d100ac8..7517169 100644
--- a/MongoView/View Controllers/QueryViewController.swift	
+++ b/MongoView/View Controllers/QueryViewController.swift	
@@ -81,10 +81,13 @@ class QueryViewController: NSViewController {
     }
     
     func runQuery() {
-        print("run query: \(queryTextView.string)")
-//        mongoController.db.runCommand(["eval": .code(Code(code: queryTextView.string))]).whenComplete { (res) in
-//            print(res)
-//        }
+        let query = queryTextView.string
+        let connStr = "\(mongoController.connectionString)/\(collection.database)"
+
+        rootNodes = MongoEvaluator.eval(command: query, connectingTo: connStr).map {
+            Node(document: $0)
+        }
+        outlineView.reloadData()
     }
     
     @objc func outlineCellDoubleClicked() {