diff --git a/include/gui/GuiManager.h b/include/gui/GuiManager.h
index a17acf7..2746866 100644
--- a/include/gui/GuiManager.h
+++ b/include/gui/GuiManager.h
@@ -7,6 +7,9 @@
 #include "LogWindow.h" // Include the new LogWindow class
 #include <entt.hpp>
 #include <string>
+#include <unordered_map>
+#include <vector>
+#include <filesystem>
 
 class Application;
 
@@ -30,8 +33,37 @@ private:
     void RenderEntityNode(entt::entity entity);
     bool IsEntityAncestor(entt::entity ancestor, entt::entity entity) const;
     const char* GetEntityLabel(entt::entity entity);
+    struct ScriptEditableFieldMeta {
+        std::string name;
+        std::string type;
+        bool hasRange = false;
+        float rangeMin = 0.0f;
+        float rangeMax = 1.0f;
+        std::vector<std::string> options;
+    };
+
+    struct ScriptEditableCache {
+        std::string className;
+        std::vector<ScriptEditableFieldMeta> fields;
+        std::filesystem::file_time_type lastWriteTime;
+        bool hasWriteTime = false;
+    };
+
+    enum class ScriptValueKind { Float, Int, Bool, String };
+
+    struct ScriptEditableValue {
+        ScriptValueKind kind = ScriptValueKind::Float;
+        bool hasValue = false;
+        float f = 0.0f;
+        int i = 0;
+        bool b = false;
+        std::string s;
+    };
+
     void SyncTagBuffer(entt::entity entity);
     void SyncScriptPathBuffer(entt::entity entity);
+    void RenderScriptEditableControls(entt::entity entity);
+    ScriptEditableCache &GetOrParseEditableCache(const std::string &path, const std::string &className);
 
     bool showLogWindow = true;
     bool showSceneWindow = true;
@@ -52,4 +84,7 @@ private:
     char sceneLoadPath[260] = {0};
     char sceneSavePath[260] = {0};
     int addComponentIndex = 0;
+
+    std::unordered_map<std::string, ScriptEditableCache> scriptEditableCache;
+    std::unordered_map<entt::entity, std::unordered_map<std::string, ScriptEditableValue>> scriptEditableStaged;
 };
\ No newline at end of file
diff --git a/scripts/ball.as b/scripts/ball.as
index c389c4f..60a9848 100644
--- a/scripts/ball.as
+++ b/scripts/ball.as
@@ -6,11 +6,11 @@ class EntityScript
 	float baseX;
 	float baseY;
 	float baseZ;
-	float phase;
+	[editable][range[0,1]]float phase;
 
 	// per-instance movement parameters (can be tuned per-entity)
-	float amplitude = 2.5f;
-	float speed = 2.5f;
+	[editable][range[0,10]]float amplitude = 2.5f;
+	[editable][range[0,10]]float speed = 2.5f;
 
 	EntityScript()
 	{
diff --git a/src/gui/GuiManager.cpp b/src/gui/GuiManager.cpp
index 1e30512..c1ece9d 100644
--- a/src/gui/GuiManager.cpp
+++ b/src/gui/GuiManager.cpp
@@ -5,9 +5,11 @@
 #include <iostream>
 #include <vector>
 #include <unordered_set>
+#include <unordered_map>
 #include <algorithm>
 #include <cmath>
 #include <cstdio>
+#include <sstream>
 #include <entt.hpp>
 #include "log.h"
 #include "Application.h"
@@ -768,6 +770,8 @@ void GuiManager::RenderInspectorWindow()
         }
 
         ImGui::PopID();
+
+        RenderScriptEditableControls(selectedEntity);
     }
 
     // Camera
@@ -912,6 +916,342 @@ void GuiManager::RenderInspectorWindow()
     ImGui::End();
 }
 
+static std::string TrimString(const std::string &value)
+{
+    size_t start = value.find_first_not_of(" \t\r\n");
+    if (start == std::string::npos) return std::string();
+    size_t end = value.find_last_not_of(" \t\r\n");
+    return value.substr(start, end - start + 1);
+}
+
+static bool ExtractTagContent(const std::string &line, const std::string &tag, std::string &out)
+{
+    std::string needle = "[" + tag + "[";
+    size_t start = line.find(needle);
+    if (start == std::string::npos) return false;
+    start += needle.size();
+    size_t end = line.find("]]", start);
+    if (end == std::string::npos) return false;
+    out = line.substr(start, end - start);
+    return true;
+}
+
+static std::vector<std::string> SplitOptions(const std::string &value)
+{
+    std::vector<std::string> parts;
+    std::stringstream ss(value);
+    std::string item;
+    while (std::getline(ss, item, ',')) {
+        parts.push_back(TrimString(item));
+    }
+    return parts;
+}
+
+static bool TryParseRange(const std::string &value, float &outMin, float &outMax)
+{
+    size_t comma = value.find(',');
+    if (comma == std::string::npos) return false;
+    std::string left = TrimString(value.substr(0, comma));
+    std::string right = TrimString(value.substr(comma + 1));
+    try {
+        outMin = std::stof(left);
+        outMax = std::stof(right);
+        return true;
+    } catch (...) {
+        return false;
+    }
+}
+
+GuiManager::ScriptEditableCache &GuiManager::GetOrParseEditableCache(const std::string &path, const std::string &className)
+{
+    std::string key = path + "::" + className;
+    auto &cache = scriptEditableCache[key];
+    cache.className = className;
+
+    bool needsParse = true;
+    try {
+        auto writeTime = std::filesystem::last_write_time(path);
+        if (cache.hasWriteTime && cache.lastWriteTime == writeTime) {
+            needsParse = false;
+        } else {
+            cache.lastWriteTime = writeTime;
+            cache.hasWriteTime = true;
+        }
+    } catch (const std::exception &) {
+        // If file is missing or time cannot be read, parse anyway (will be empty).
+    }
+
+    if (!needsParse) return cache;
+
+    cache.fields.clear();
+
+    std::ifstream file(path);
+    if (!file.is_open()) {
+        return cache;
+    }
+
+    std::string line;
+    bool inClass = false;
+    int braceDepth = 0;
+
+    while (std::getline(file, line)) {
+        std::string trimmed = TrimString(line);
+        if (!inClass) {
+            if (trimmed.find("class " + className) != std::string::npos) {
+                inClass = true;
+                for (char c : trimmed) {
+                    if (c == '{') braceDepth++;
+                }
+            }
+            continue;
+        }
+
+        for (char c : line) {
+            if (c == '{') braceDepth++;
+            if (c == '}') braceDepth--;
+        }
+
+        if (braceDepth <= 0) {
+            inClass = false;
+            continue;
+        }
+
+        if (line.find("[editable]") == std::string::npos) continue;
+
+        ScriptEditableFieldMeta meta;
+        meta.hasRange = false;
+        meta.rangeMin = 0.0f;
+        meta.rangeMax = 1.0f;
+
+        std::string rangeContent;
+        if (ExtractTagContent(line, "range", rangeContent)) {
+            float minVal = 0.0f;
+            float maxVal = 1.0f;
+            if (TryParseRange(rangeContent, minVal, maxVal)) {
+                meta.hasRange = true;
+                meta.rangeMin = minVal;
+                meta.rangeMax = maxVal;
+            }
+        }
+
+        std::string optionsContent;
+        if (ExtractTagContent(line, "options", optionsContent)) {
+            meta.options = SplitOptions(optionsContent);
+        }
+
+        size_t lastTag = line.find_last_of(']');
+        if (lastTag == std::string::npos) continue;
+        std::string declaration = TrimString(line.substr(lastTag + 1));
+        if (declaration.empty()) continue;
+
+        std::stringstream declStream(declaration);
+        declStream >> meta.type;
+        std::string nameToken;
+        declStream >> nameToken;
+        if (meta.type.empty() || nameToken.empty()) continue;
+
+        size_t equalPos = nameToken.find('=');
+        if (equalPos != std::string::npos) {
+            nameToken = nameToken.substr(0, equalPos);
+        }
+        if (!nameToken.empty() && nameToken.back() == ';') {
+            nameToken.pop_back();
+        }
+        meta.name = TrimString(nameToken);
+        if (!meta.name.empty()) {
+            cache.fields.push_back(meta);
+        }
+    }
+
+    return cache;
+}
+
+void GuiManager::RenderScriptEditableControls(entt::entity entity)
+{
+    auto &registry = app->GetRegistry();
+    auto &script = registry.get<ScriptComponent>(entity);
+    if (!script.enabled || script.scriptPath.empty() || !script.scriptInstance) return;
+
+    auto *obj = reinterpret_cast<asIScriptObject *>(script.scriptInstance);
+    if (!obj) return;
+
+    asITypeInfo *objType = obj->GetObjectType();
+    if (!objType) return;
+    asIScriptEngine *engine = obj->GetEngine();
+    if (!engine) return;
+
+    const char *className = objType->GetName();
+    if (!className) return;
+
+    auto &cache = GetOrParseEditableCache(script.scriptPath, className);
+    if (cache.fields.empty()) return;
+
+    ImGui::Separator();
+    ImGui::Text("Editable");
+    ImGui::PushID("ScriptEditable");
+
+    int floatTypeId = engine->GetTypeIdByDecl("float");
+    int intTypeId = engine->GetTypeIdByDecl("int");
+    int boolTypeId = engine->GetTypeIdByDecl("bool");
+    int stringTypeId = engine->GetTypeIdByDecl("string");
+
+    auto &stagedMap = scriptEditableStaged[entity];
+
+    for (const auto &field : cache.fields) {
+        int propertyIndex = -1;
+        int propertyTypeId = 0;
+        const int propertyCount = static_cast<int>(obj->GetPropertyCount());
+        for (int i = 0; i < propertyCount; ++i) {
+            const char *propName = obj->GetPropertyName(i);
+            if (propName && field.name == propName) {
+                propertyIndex = i;
+                propertyTypeId = obj->GetPropertyTypeId(i);
+                break;
+            }
+        }
+        if (propertyIndex < 0) continue;
+
+        void *propAddr = obj->GetAddressOfProperty(propertyIndex);
+        if (!propAddr) continue;
+
+        ScriptEditableValue &staged = stagedMap[field.name];
+        if (!staged.hasValue) {
+            if (propertyTypeId == floatTypeId) {
+                staged.kind = ScriptValueKind::Float;
+                staged.f = *reinterpret_cast<float *>(propAddr);
+                staged.hasValue = true;
+            } else if (propertyTypeId == intTypeId) {
+                staged.kind = ScriptValueKind::Int;
+                staged.i = *reinterpret_cast<int *>(propAddr);
+                staged.hasValue = true;
+            } else if (propertyTypeId == boolTypeId) {
+                staged.kind = ScriptValueKind::Bool;
+                staged.b = *reinterpret_cast<bool *>(propAddr);
+                staged.hasValue = true;
+            } else if (propertyTypeId == stringTypeId) {
+                staged.kind = ScriptValueKind::String;
+                staged.s = *reinterpret_cast<std::string *>(propAddr);
+                staged.hasValue = true;
+            } else {
+                continue;
+            }
+        }
+
+        ImGui::PushID(field.name.c_str());
+        if (staged.kind == ScriptValueKind::Float) {
+            if (!field.options.empty()) {
+                int currentIndex = 0;
+                float currentValue = staged.f;
+                int maxIndex = static_cast<int>(field.options.size()) - 1;
+                if (maxIndex < 0) maxIndex = 0;
+                currentIndex = static_cast<int>(currentValue);
+                currentIndex = std::clamp(currentIndex, 0, maxIndex);
+                if (ImGui::SliderInt(field.name.c_str(), &currentIndex, 0, maxIndex)) {
+                    staged.f = static_cast<float>(currentIndex);
+                }
+            } else if (field.hasRange) {
+                if (ImGui::SliderFloat(field.name.c_str(), &staged.f, field.rangeMin, field.rangeMax)) {
+                    staged.hasValue = true;
+                }
+            } else {
+                if (ImGui::DragFloat(field.name.c_str(), &staged.f, 0.1f)) {
+                    staged.hasValue = true;
+                }
+            }
+        } else if (staged.kind == ScriptValueKind::Int) {
+            if (!field.options.empty()) {
+                int currentIndex = staged.i;
+                int maxIndex = static_cast<int>(field.options.size()) - 1;
+                if (maxIndex < 0) maxIndex = 0;
+                currentIndex = std::clamp(currentIndex, 0, maxIndex);
+                if (ImGui::SliderInt(field.name.c_str(), &currentIndex, 0, maxIndex)) {
+                    staged.i = currentIndex;
+                }
+            } else if (field.hasRange) {
+                if (ImGui::SliderInt(field.name.c_str(), &staged.i, static_cast<int>(field.rangeMin), static_cast<int>(field.rangeMax))) {
+                    staged.hasValue = true;
+                }
+            } else {
+                if (ImGui::DragInt(field.name.c_str(), &staged.i, 1.0f)) {
+                    staged.hasValue = true;
+                }
+            }
+        } else if (staged.kind == ScriptValueKind::Bool) {
+            if (ImGui::Checkbox(field.name.c_str(), &staged.b)) {
+                staged.hasValue = true;
+            }
+        } else if (staged.kind == ScriptValueKind::String) {
+            if (!field.options.empty()) {
+                int currentIndex = 0;
+                for (size_t i = 0; i < field.options.size(); ++i) {
+                    if (field.options[i] == staged.s) {
+                        currentIndex = static_cast<int>(i);
+                        break;
+                    }
+                }
+                if (ImGui::Combo(field.name.c_str(), &currentIndex, [](void *data, int idx, const char **outText) {
+                    auto *opts = reinterpret_cast<std::vector<std::string> *>(data);
+                    if (idx < 0 || idx >= static_cast<int>(opts->size())) return false;
+                    *outText = (*opts)[idx].c_str();
+                    return true;
+                }, (void *)&field.options, static_cast<int>(field.options.size()))) {
+                    if (currentIndex >= 0 && currentIndex < static_cast<int>(field.options.size())) {
+                        staged.s = field.options[currentIndex];
+                    }
+                }
+            } else {
+                char buffer[256];
+                std::snprintf(buffer, sizeof(buffer), "%s", staged.s.c_str());
+                if (ImGui::InputText(field.name.c_str(), buffer, sizeof(buffer))) {
+                    staged.s = buffer;
+                    staged.hasValue = true;
+                }
+            }
+        }
+        ImGui::PopID();
+    }
+
+    if (ImGui::Button("Apply")) {
+        for (const auto &field : cache.fields) {
+            auto it = stagedMap.find(field.name);
+            if (it == stagedMap.end()) continue;
+            ScriptEditableValue &staged = it->second;
+            if (!staged.hasValue) continue;
+
+            int propertyIndex = -1;
+            int propertyTypeId = 0;
+            const int propertyCount = static_cast<int>(obj->GetPropertyCount());
+            for (int i = 0; i < propertyCount; ++i) {
+                const char *propName = obj->GetPropertyName(i);
+                if (propName && field.name == propName) {
+                    propertyIndex = i;
+                    propertyTypeId = obj->GetPropertyTypeId(i);
+                    break;
+                }
+            }
+            if (propertyIndex < 0) continue;
+            void *propAddr = obj->GetAddressOfProperty(propertyIndex);
+            if (!propAddr) continue;
+
+            if (propertyTypeId == floatTypeId && staged.kind == ScriptValueKind::Float) {
+                *reinterpret_cast<float *>(propAddr) = staged.f;
+            } else if (propertyTypeId == intTypeId && staged.kind == ScriptValueKind::Int) {
+                *reinterpret_cast<int *>(propAddr) = staged.i;
+            } else if (propertyTypeId == boolTypeId && staged.kind == ScriptValueKind::Bool) {
+                *reinterpret_cast<bool *>(propAddr) = staged.b;
+            } else if (propertyTypeId == stringTypeId && staged.kind == ScriptValueKind::String) {
+                *reinterpret_cast<std::string *>(propAddr) = staged.s;
+            }
+        }
+    }
+    ImGui::SameLine();
+    if (ImGui::Button("Reset")) {
+        stagedMap.clear();
+    }
+
+    ImGui::PopID();
+}
+
 void GuiManager::RenderErrorBanner()
 {
     if (!app || !app->HasScriptCompilationError())