diff --git a/loader/include/Geode/loader/platform/macos.hpp b/loader/include/Geode/loader/platform/macos.hpp
index ebda5a6f..3757afbe 100644
--- a/loader/include/Geode/loader/platform/macos.hpp
+++ b/loader/include/Geode/loader/platform/macos.hpp
@@ -1,8 +1,5 @@
 #pragma once
 
-#define GEODE_API extern "C"
-#define GEODE_DLL 
-
 namespace geode {
 	using dylib_t = void*;
     struct PlatformInfo {
diff --git a/loader/include/Geode/utils/JsonValidation.hpp b/loader/include/Geode/utils/JsonValidation.hpp
index 6747ae01..bd0c5773 100644
--- a/loader/include/Geode/utils/JsonValidation.hpp
+++ b/loader/include/Geode/utils/JsonValidation.hpp
@@ -104,47 +104,38 @@ namespace geode {
         friend struct JsonMaybeObject<Json>;
         friend struct JsonMaybeValue<Json>;
 
-        void setError(std::string const& error);
+        GEODE_DLL void setError(std::string const& error);
     
     public:
-        Json& json() {
-            return m_json;
-        }
+        GEODE_DLL Json& json();
 
-        JsonMaybeSomething(
+        GEODE_DLL JsonMaybeSomething(
             JsonChecker<Json>& checker,
             Json& json,
             std::string const& hierarchy,
             bool hasValue
-        ) : m_checker(checker),
-            m_json(json),
-            m_hierarchy(hierarchy),
-            m_hasValue(hasValue) {}
+        );
 
-        bool isError() const;
+        GEODE_DLL bool isError() const;
 
-        operator bool() const {
-            return !isError();
-        }
+        GEODE_DLL operator bool() const;
     };
 
     template<class Json>
     struct JsonMaybeValue : public JsonMaybeSomething<Json> {
         bool m_inferType = true;
 
-        JsonMaybeValue(
+        GEODE_DLL JsonMaybeValue(
             JsonChecker<Json>& checker,
             Json& json,
             std::string const& hierarchy,
             bool hasValue
-        ) : JsonMaybeSomething<Json>(checker, json, hierarchy, hasValue) {}
+        );
 
-        JsonMaybeSomething<Json>& self() {
-            return *static_cast<JsonMaybeSomething<Json>*>(this);
-        }
+        GEODE_DLL JsonMaybeSomething<Json>& self();
 
         template<nlohmann::detail::value_t T>
-        JsonMaybeValue<Json> as() {
+        JsonMaybeValue<Json>& as() {
             if (this->isError()) return *this;
             if (!jsonConvertibleTo(self().m_json.type(), T)) {
                 this->setError(
@@ -157,13 +148,10 @@ namespace geode {
             return *this;
         }
 
-        JsonMaybeValue<Json> array() {
-            this->as<value_t::array>();
-            return *this;
-        }
+        GEODE_DLL JsonMaybeValue<Json>& array();
 
         template<nlohmann::detail::value_t... T>
-        JsonMaybeValue<Json> asOneOf() {
+        JsonMaybeValue<Json>& asOneOf() {
             if (this->isError()) return *this;
             bool isOneOf = (... || jsonConvertibleTo(self().m_json.type(), T));
             if (!isOneOf) {
@@ -178,7 +166,7 @@ namespace geode {
         }
 
         template<nlohmann::detail::value_t T>
-        JsonMaybeValue<Json> is() {
+        JsonMaybeValue<Json>& is() {
             if (this->isError()) return *this;
             self().m_hasValue = jsonConvertibleTo(self().m_json.type(), T);
             m_inferType = false;
@@ -186,7 +174,7 @@ namespace geode {
         }
 
         template<class T>
-        JsonMaybeValue<Json> validate(JsonValueValidator<T> validator) {
+        JsonMaybeValue<Json>& validate(JsonValueValidator<T> validator) {
             if (this->isError()) return *this;
             try {
                 if (!validator(self().m_json.template get<T>())) {
@@ -202,30 +190,30 @@ namespace geode {
         }
 
         template<class T>
-        JsonMaybeValue<Json> inferType() {
+        JsonMaybeValue<Json>& inferType() {
             if (this->isError() || !m_inferType) return *this;
             return this->as<getJsonType<T>()>();
         }
 
         template<class T>
-        JsonMaybeValue<Json> intoRaw(T& target) {
+        JsonMaybeValue<Json>& intoRaw(T& target) {
             if (this->isError()) return *this;
             target = self().m_json;
             return *this;
         }
 
         template<class T>
-        JsonMaybeValue<Json> into(T& target) {
+        JsonMaybeValue<Json>& into(T& target) {
             return this->intoAs<T, T>(target);
         }
 
         template<class T>
-        JsonMaybeValue<Json> into(std::optional<T>& target) {
+        JsonMaybeValue<Json>& into(std::optional<T>& target) {
             return this->intoAs<T, std::optional<T>>(target);
         }
 
         template<class A, class T>
-        JsonMaybeValue<Json> intoAs(T& target) {
+        JsonMaybeValue<Json>& intoAs(T& target) {
             this->inferType<A>();
             if (this->isError()) return *this;
             try {
@@ -278,112 +266,37 @@ namespace geode {
             }
         };
 
-        JsonMaybeValue<Json> at(size_t i) {
-            this->as<value_t::array>();
-            if (this->isError()) return *this;
-            if (self().m_json.size() <= i) {
-                this->setError(
-                    self().m_hierarchy + ": has " +
-                    std::to_string(self().m_json.size()) + "items "
-                    ", expected to have at least " + std::to_string(i + 1)
-                );
-                return *this;
-            }
-            return JsonMaybeValue<Json>(
-                self().m_checker, self().m_json.at(i),
-                self().m_hierarchy + "." + std::to_string(i),
-                self().m_hasValue
-            );
-        }
+        GEODE_DLL JsonMaybeValue<Json> at(size_t i);
 
-        Iterator<JsonMaybeValue<Json>> iterate() {
-            this->as<value_t::array>();
-            Iterator<JsonMaybeValue<Json>> iter;
-            if (this->isError()) return iter;
-            size_t i = 0;
-            for (auto& obj : self().m_json) {
-                iter.m_values.emplace_back(
-                    self().m_checker, obj,
-                    self().m_hierarchy + "." + std::to_string(i++),
-                    self().m_hasValue
-                );
-            }
-            return iter;
-        }
+        GEODE_DLL Iterator<JsonMaybeValue<Json>> iterate();
 
-        Iterator<std::pair<std::string, JsonMaybeValue<Json>>> items() {
-            this->as<value_t::object>();
-            Iterator<std::pair<std::string, JsonMaybeValue<Json>>> iter;
-            if (this->isError()) return iter;
-
-            for (auto& [k, v] : self().m_json.items()) {
-                iter.m_values.emplace_back(k, JsonMaybeValue<Json>(
-                    self().m_checker, v,
-                    self().m_hierarchy + "." + k,
-                    self().m_hasValue
-                ));
-            }
-
-            return iter;
-        }
+        GEODE_DLL Iterator<std::pair<std::string, JsonMaybeValue<Json>>> items();
     };
 
     template<class Json>
     struct JsonMaybeObject : JsonMaybeSomething<Json> {
         std::set<std::string> m_knownKeys;
 
-        JsonMaybeObject(
+        GEODE_DLL JsonMaybeObject(
             JsonChecker<Json>& checker,
             Json& json,
             std::string const& hierarchy,
             bool hasValue
-        ) : JsonMaybeSomething<Json>(checker, json, hierarchy, hasValue) {}
+        );
 
-        JsonMaybeSomething<Json>& self() {
-            return *static_cast<JsonMaybeSomething<Json>*>(this);
-        }
+        GEODE_DLL JsonMaybeSomething<Json>& self();
 
-        void addKnownKey(std::string const& key) {
-            m_knownKeys.insert(key);
-        }
+        GEODE_DLL void addKnownKey(std::string const& key);
 
-        Json& json() {
-            return self().m_json;
-        }
+        GEODE_DLL Json& json();
 
-        JsonMaybeValue<Json> emptyValue() {
-            return JsonMaybeValue(self().m_checker, self().m_json, "", false);
-        }
+        GEODE_DLL JsonMaybeValue<Json> emptyValue();
 
-        JsonMaybeValue<Json> has(std::string const& key) {
-            this->addKnownKey(key);
-            if (this->isError()) return emptyValue(); 
-            if (!self().m_json.contains(key) || self().m_json[key].is_null()) {
-                return emptyValue();
-            }
-            return JsonMaybeValue<Json>(self().m_checker, self().m_json[key], key, true);
-        }
+        GEODE_DLL JsonMaybeValue<Json> has(std::string const& key);
 
-        JsonMaybeValue<Json> needs(std::string const& key) {
-            this->addKnownKey(key);
-            if (this->isError()) return emptyValue(); 
-            if (!self().m_json.contains(key)) {
-                this->setError(
-                    self().m_hierarchy + " is missing required key \"" + key + "\""
-                );
-                return emptyValue();
-            }
-            return JsonMaybeValue<Json>(self().m_checker, self().m_json[key], key, true);
-        }
+        GEODE_DLL JsonMaybeValue<Json> needs(std::string const& key);
 
-        void checkUnknownKeys() {
-            for (auto& [key, _] : self().m_json.items()) {
-                if (!m_knownKeys.count(key)) {
-                    // log::debug(self().m_hierarchy + " contains unknown key \"" + key + "\"");
-                    log::debug("{} contains unknown key \"{}\"", self().m_hierarchy, key);
-                }
-            }
-        }
+        GEODE_DLL void checkUnknownKeys();
     };
     
     template<class Json = nlohmann::json>
@@ -391,37 +304,13 @@ namespace geode {
         std::variant<std::monostate, std::string> m_result;
         Json& m_json;
 
-        JsonChecker(Json& json) : m_json(json), m_result(std::monostate()) {}
+        GEODE_DLL JsonChecker(Json& json);
 
-        bool isError() const {
-            return std::holds_alternative<std::string>(m_result);
-        }
+        GEODE_DLL bool isError() const;
 
-        std::string getError() const {
-            return std::get<std::string>(m_result);
-        }
+        GEODE_DLL std::string getError() const;
 
-        JsonMaybeValue<Json> root(std::string const& hierarchy) {
-            return JsonMaybeValue(*this, m_json, hierarchy, true);
-        }
+        GEODE_DLL JsonMaybeValue<Json> root(std::string const& hierarchy);
     };
     
-    template<class Json>
-    void JsonMaybeSomething<Json>::setError(std::string const& error) {
-        m_checker.m_result = error;
-    }
-
-    template<class Json>
-    bool JsonMaybeSomething<Json>::isError() const {
-        return m_checker.isError() || !m_hasValue;
-    }
-
-    template<class Json>
-    JsonMaybeObject<Json> JsonMaybeValue<Json>::obj() {
-        this->as<value_t::object>();
-        return JsonMaybeObject(
-            self().m_checker, self().m_json,
-            self().m_hierarchy, self().m_hasValue
-        );
-    }
 }
diff --git a/loader/src/utils/JsonValidation.cpp b/loader/src/utils/JsonValidation.cpp
new file mode 100644
index 00000000..f15caa0b
--- /dev/null
+++ b/loader/src/utils/JsonValidation.cpp
@@ -0,0 +1,366 @@
+#include <Geode/utils/JsonValidation.hpp>
+
+USE_GEODE_NAMESPACE();
+
+template<class Json>
+Json& JsonMaybeSomething<Json>::json() {
+    return m_json;
+}
+
+template<class Json>
+JsonMaybeSomething<Json>::JsonMaybeSomething(
+    JsonChecker<Json>& checker,
+    Json& json,
+    std::string const& hierarchy,
+    bool hasValue
+) : m_checker(checker),
+    m_json(json),
+    m_hierarchy(hierarchy),
+    m_hasValue(hasValue) {}
+
+template<class Json>
+bool JsonMaybeSomething<Json>::isError() const {
+    return m_checker.isError() || !m_hasValue;
+}
+
+template<class Json>
+JsonMaybeSomething<Json>::operator bool() const {
+    return !isError();
+}
+
+template<class Json>
+void JsonMaybeSomething<Json>::setError(std::string const& error) {
+    m_checker.m_result = error;
+}
+
+template<class Json>
+JsonMaybeValue<Json>::JsonMaybeValue(
+    JsonChecker<Json>& checker,
+    Json& json,
+    std::string const& hierarchy,
+    bool hasValue
+) : JsonMaybeSomething<Json>(checker, json, hierarchy, hasValue) {}
+
+template<class Json>
+JsonMaybeSomething<Json>& JsonMaybeValue<Json>::self() {
+    return *static_cast<JsonMaybeSomething<Json>*>(this);
+}
+
+// template<class Json>
+// template<nlohmann::detail::value_t T>
+// JsonMaybeValue<Json>& JsonMaybeValue<Json>::as() {
+//     if (this->isError()) return *this;
+//     if (!jsonConvertibleTo(self().m_json.type(), T)) {
+//         this->setError(
+//             self().m_hierarchy + ": Invalid type \"" + 
+//             self().m_json.type_name() + "\", expected \"" + 
+//             jsonValueTypeToString(T) + "\""
+//         );
+//     }
+//     m_inferType = false;
+//     return *this;
+// }
+
+template<class Json>
+JsonMaybeValue<Json>& JsonMaybeValue<Json>::array() {
+    this->as<value_t::array>();
+    return *this;
+}
+
+
+// template<class Json>
+// template<nlohmann::detail::value_t... T>
+// JsonMaybeValue<Json> JsonMaybeValue<Json>::asOneOf() {
+//     if (this->isError()) return *this;
+//     bool isOneOf = (... || jsonConvertibleTo(self().m_json.type(), T));
+//     if (!isOneOf) {
+//         this->setError(
+//             self().m_hierarchy + ": Invalid type \"" + 
+//             self().m_json.type_name() + "\", expected one of \"" + 
+//             (jsonValueTypeToString(T), ...) + "\""
+//         );
+//     }
+//     m_inferType = false;
+//     return *this;
+// }
+
+
+// template<class Json>
+// template<nlohmann::detail::value_t T>
+// JsonMaybeValue<Json> JsonMaybeValue<Json>::is() {
+//     if (this->isError()) return *this;
+//     self().m_hasValue = jsonConvertibleTo(self().m_json.type(), T);
+//     m_inferType = false;
+//     return *this;
+// }
+
+
+// template<class Json>
+// template<class T>
+// JsonMaybeValue<Json> JsonMaybeValue<Json>::validate(JsonValueValidator<T> validator) {
+//     if (this->isError()) return *this;
+//     try {
+//         if (!validator(self().m_json.template get<T>())) {
+//             this->setError(self().m_hierarchy + ": Invalid value format");
+//         }
+//     } catch(...) {
+//         this->setError(
+//             self().m_hierarchy + ": Invalid type \"" +
+//             std::string(self().m_json.type_name()) + "\""
+//         );
+//     }
+//     return *this;
+// }
+
+
+// template<class Json>
+// template<class T>
+// JsonMaybeValue<Json> JsonMaybeValue<Json>::inferType() {
+//     if (this->isError() || !m_inferType) return *this;
+//     return this->as<getJsonType<T>()>();
+// }
+
+
+// template<class Json>
+// template<class T>
+// JsonMaybeValue<Json> JsonMaybeValue<Json>::intoRaw(T& target) {
+//     if (this->isError()) return *this;
+//     target = self().m_json;
+//     return *this;
+// }
+
+
+// template<class Json>
+// template<class T>
+// JsonMaybeValue<Json> JsonMaybeValue<Json>::into(T& target) {
+//     return this->intoAs<T, T>(target);
+// }
+
+
+// template<class Json>
+// template<class T>
+// JsonMaybeValue<Json> JsonMaybeValue<Json>::into(std::optional<T>& target) {
+//     return this->intoAs<T, std::optional<T>>(target);
+// }
+
+
+// template<class Json>
+// template<class A, class T>
+// JsonMaybeValue<Json> JsonMaybeValue<Json>::intoAs(T& target) {
+//     this->inferType<A>();
+//     if (this->isError()) return *this;
+//     try {
+//         target = self().m_json.template get<A>();
+//     } catch(...) {
+//         this->setError(
+//             self().m_hierarchy + ": Invalid type \"" + 
+//             std::string(self().m_json.type_name()) + "\""
+//         );
+//     }
+//     return *this;
+// }
+
+// template<class Json>
+// template<class T>
+// T JsonMaybeValue<Json>::get() {
+//     this->inferType<T>();
+//     if (this->isError()) return T();
+//     try {
+//         return self().m_json.template get<T>();
+//     } catch(...) {
+//         this->setError(
+//             self().m_hierarchy + ": Invalid type to get \"" + 
+//             std::string(self().m_json.type_name()) + "\""
+//         );
+//     }
+//     return T();
+// }
+
+template<class Json>
+JsonMaybeObject<Json> JsonMaybeValue<Json>::obj() {
+    this->as<value_t::object>();
+    return JsonMaybeObject(
+        self().m_checker, self().m_json,
+        self().m_hierarchy, self().m_hasValue
+    );
+}
+
+// template<class Json>
+// template<class T>
+// struct JsonMaybeValue<Json>::Iterator {
+//     std::vector<T> m_values;
+
+//     using iterator = typename std::vector<T>::iterator;
+//     using const_iterator = typename std::vector<T>::const_iterator;
+
+//     iterator begin() {
+//         return m_values.begin();
+//     }
+//     iterator end() {
+//         return m_values.end();
+//     }
+
+//     const_iterator begin() const {
+//         return m_values.begin();
+//     }
+//     const_iterator end() const {
+//         return m_values.end();
+//     }
+// };
+
+template<class Json>
+JsonMaybeValue<Json> JsonMaybeValue<Json>::at(size_t i) {
+    this->as<value_t::array>();
+    if (this->isError()) return *this;
+    if (self().m_json.size() <= i) {
+        this->setError(
+            self().m_hierarchy + ": has " +
+            std::to_string(self().m_json.size()) + "items "
+            ", expected to have at least " + std::to_string(i + 1)
+        );
+        return *this;
+    }
+    return JsonMaybeValue<Json>(
+        self().m_checker, self().m_json.at(i),
+        self().m_hierarchy + "." + std::to_string(i),
+        self().m_hasValue
+    );
+}
+
+template<class Json>
+typename JsonMaybeValue<Json>::template Iterator<JsonMaybeValue<Json>> JsonMaybeValue<Json>::iterate() {
+    this->as<value_t::array>();
+    Iterator<JsonMaybeValue<Json>> iter;
+    if (this->isError()) return iter;
+    size_t i = 0;
+    for (auto& obj : self().m_json) {
+        iter.m_values.emplace_back(
+            self().m_checker, obj,
+            self().m_hierarchy + "." + std::to_string(i++),
+            self().m_hasValue
+        );
+    }
+    return iter;
+}
+
+template<class Json>
+typename JsonMaybeValue<Json>::template Iterator<std::pair<std::string, JsonMaybeValue<Json>>> JsonMaybeValue<Json>::items() {
+    this->as<value_t::object>();
+    Iterator<std::pair<std::string, JsonMaybeValue<Json>>> iter;
+    if (this->isError()) return iter;
+
+    for (auto& [k, v] : self().m_json.items()) {
+        iter.m_values.emplace_back(k, JsonMaybeValue<Json>(
+            self().m_checker, v,
+            self().m_hierarchy + "." + k,
+            self().m_hasValue
+        ));
+    }
+
+    return iter;
+}
+
+
+template <class Json>
+JsonMaybeObject<Json>::JsonMaybeObject(
+    JsonChecker<Json>& checker,
+    Json& json,
+    std::string const& hierarchy,
+    bool hasValue
+) : JsonMaybeSomething<Json>(checker, json, hierarchy, hasValue) {}
+
+template <class Json>
+JsonMaybeSomething<Json>& JsonMaybeObject<Json>::self() {
+    return *static_cast<JsonMaybeSomething<Json>*>(this);
+}
+
+template <class Json>
+void JsonMaybeObject<Json>::addKnownKey(std::string const& key) {
+    m_knownKeys.insert(key);
+}
+
+template <class Json>
+Json& JsonMaybeObject<Json>::json() {
+    return self().m_json;
+}
+
+template <class Json>
+JsonMaybeValue<Json> JsonMaybeObject<Json>::emptyValue() {
+    return JsonMaybeValue(self().m_checker, self().m_json, "", false);
+}
+
+template <class Json>
+JsonMaybeValue<Json> JsonMaybeObject<Json>::has(std::string const& key) {
+    this->addKnownKey(key);
+    if (this->isError()) return emptyValue(); 
+    if (!self().m_json.contains(key) || self().m_json[key].is_null()) {
+        return emptyValue();
+    }
+    return JsonMaybeValue<Json>(self().m_checker, self().m_json[key], key, true);
+}
+
+template <class Json>
+JsonMaybeValue<Json> JsonMaybeObject<Json>::needs(std::string const& key) {
+    this->addKnownKey(key);
+    if (this->isError()) return emptyValue(); 
+    if (!self().m_json.contains(key)) {
+        this->setError(
+            self().m_hierarchy + " is missing required key \"" + key + "\""
+        );
+        return emptyValue();
+    }
+    return JsonMaybeValue<Json>(self().m_checker, self().m_json[key], key, true);
+}
+
+template <class Json>
+void JsonMaybeObject<Json>::checkUnknownKeys() {
+    for (auto& [key, _] : self().m_json.items()) {
+        if (!m_knownKeys.count(key)) {
+            // log::debug(self().m_hierarchy + " contains unknown key \"" + key + "\"");
+            log::debug("{} contains unknown key \"{}\"", self().m_hierarchy, key);
+        }
+    }
+}
+
+template <class Json>
+JsonChecker<Json>::JsonChecker(Json& json) : m_json(json), m_result(std::monostate()) {}
+
+template <class Json>
+bool JsonChecker<Json>::isError() const {
+    return std::holds_alternative<std::string>(m_result);
+}
+
+template <class Json>
+std::string JsonChecker<Json>::getError() const {
+    return std::get<std::string>(m_result);
+}
+
+template <class Json>
+JsonMaybeValue<Json> JsonChecker<Json>::root(std::string const& hierarchy) {
+    return JsonMaybeValue(*this, m_json, hierarchy, true);
+}
+
+
+
+namespace geode {
+
+	template struct JsonMaybeSomething<nlohmann::json>;
+	template struct JsonMaybeSomething<nlohmann::json const>;
+	template struct JsonMaybeSomething<ModJson>;
+
+
+	template struct JsonMaybeValue<nlohmann::json>;
+	template struct JsonMaybeValue<nlohmann::json const>;
+	template struct JsonMaybeValue<ModJson>;
+
+
+	template struct JsonMaybeObject<nlohmann::json>;
+	template struct JsonMaybeObject<nlohmann::json const>;
+	template struct JsonMaybeObject<ModJson>;
+
+
+	template struct JsonChecker<nlohmann::json>;
+	template struct JsonChecker<nlohmann::json const>;
+	template struct JsonChecker<ModJson>; 
+
+}
\ No newline at end of file