diff --git a/core/file_cache.cpp b/core/file_cache.cpp
index ae44d66..91102eb 100644
--- a/core/file_cache.cpp
+++ b/core/file_cache.cpp
@@ -4,15 +4,15 @@
 
 #include <iostream>
 
-void FileCache::wwwroot_register_file(const std::string &file_path) {
+void FileCache::wwwroot_register_file(const String &file_path) {
 	registered_files.insert(file_path);
 }
 
-void FileCache::wwwroot_deregister_file(const std::string &file_path) {
+void FileCache::wwwroot_deregister_file(const String &file_path) {
 	registered_files.erase(file_path);
 }
 
-bool FileCache::wwwroot_has_file(const std::string &file_path) {
+bool FileCache::wwwroot_has_file(const String &file_path) {
 	return registered_files.find(file_path) != registered_files.end();
 }
 
@@ -40,7 +40,7 @@ void FileCache::wwwroot_evaluate_dir(const char *path, const bool should_exist)
 		}
 
 		if (!file.is_dir) {
-			std::string np = file.path;
+			String np = file.path;
 			np = np.substr(wwwroot.size(), np.size() - wwwroot.size());
 
 			registered_files.insert(np);
@@ -59,7 +59,7 @@ void FileCache::wwwroot_evaluate_dir(const char *path, const bool should_exist)
 	tinydir_close(&dir);
 }
 
-bool FileCache::get_cached_body(const std::string &path, std::string *body) {
+bool FileCache::get_cached_body(const String &path, String *body) {
 	//TODO ERROR MACRO body == null
 
 	//this shouldn't need mutexes
@@ -78,12 +78,12 @@ bool FileCache::get_cached_body(const std::string &path, std::string *body) {
 		return false;
 	}
 
-	body->append(e->body);
+	body->append_str(e->body);
 
 	return true;
 }
 
-void FileCache::set_cached_body(const std::string &path, const std::string &body) {
+void FileCache::set_cached_body(const String &path, const String &body) {
 	cache_mutex.lock();
 
 	CacheEntry *e = cache_map[path];
diff --git a/core/file_cache.h b/core/file_cache.h
index 4f57740..56b8738 100644
--- a/core/file_cache.h
+++ b/core/file_cache.h
@@ -1,7 +1,8 @@
 #ifndef FILE_CACHE_H
 #define FILE_CACHE_H
 
-#include <string>
+#include "core/string.h"
+
 #include <set>
 #include <map>
 #include <chrono>
@@ -9,32 +10,32 @@
 
 class FileCache {
 public:
-    std::string wwwroot;
+    String wwwroot;
     int cache_invalidation_time;
 
     //Note: file path should be the url you want to access the file with, inculding lead slash
     //e.g. http://127.0.0.1/a/b/d.jpg -> /a/b/d.jpg
-    void wwwroot_register_file(const std::string &file_path);
-    void wwwroot_deregister_file(const std::string &file_path);
-    bool wwwroot_has_file(const std::string &file_path);
+    void wwwroot_register_file(const String &file_path);
+    void wwwroot_deregister_file(const String &file_path);
+    bool wwwroot_has_file(const String &file_path);
     void wwwroot_refresh_cache();
     void wwwroot_evaluate_dir(const char *path, const bool should_exist = true);
 
-    bool get_cached_body(const std::string &path, std::string *body);
-    void set_cached_body(const std::string &path, const std::string &body);
+    bool get_cached_body(const String &path, String *body);
+    void set_cached_body(const String &path, const String &body);
 
     FileCache(bool singleton = false);
     virtual ~FileCache();
 
     static FileCache *get_singleton();
 
-    std::set<std::string> registered_files;
+    std::set<String> registered_files;
 
 protected:
 
     struct CacheEntry {
         int64_t timestamp;
-        std::string body;
+        String body;
 
         CacheEntry() {
             timestamp = 0;
@@ -43,7 +44,7 @@ protected:
 
     std::mutex cache_mutex;
 
-    std::map<std::string, CacheEntry *> cache_map;
+    std::map<String, CacheEntry *> cache_map;
 
 private:
     static FileCache *_instance;
diff --git a/core/resource.cpp b/core/resource.cpp
index 1359fde..9194a8e 100644
--- a/core/resource.cpp
+++ b/core/resource.cpp
@@ -1,9 +1,9 @@
 #include "resource.h"
 
-std::string Resource::to_json(rapidjson::Document *into) {
+String Resource::to_json(rapidjson::Document *into) {
 	return "";
 }
-void Resource::from_json(const std::string &data) {
+void Resource::from_json(const String &data) {
 }
 
 Resource::Resource() :
diff --git a/core/resource.h b/core/resource.h
index 1a0981b..e8f6e8a 100644
--- a/core/resource.h
+++ b/core/resource.h
@@ -1,7 +1,7 @@
 #ifndef RESOURCE_H
 #define RESOURCE_H
 
-#include <string>
+#include "core/string.h"
 
 #include "reference.h"
 #include "rapidjson/document.h"
@@ -16,8 +16,8 @@ class Resource : public Reference {
 public:
 	int id;
 
-	virtual std::string to_json(rapidjson::Document *into = nullptr);
-	virtual void from_json(const std::string &data);
+	virtual String to_json(rapidjson::Document *into = nullptr);
+	virtual void from_json(const String &data);
 
 	Resource();
 	~Resource();
diff --git a/core/settings.cpp b/core/settings.cpp
index 89c8132..422ce0d 100644
--- a/core/settings.cpp
+++ b/core/settings.cpp
@@ -3,7 +3,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 
-void Settings::parse_file(const std::string &path) {
+void Settings::parse_file(const String &path) {
 	FILE *f = fopen(path.c_str(), "r");
 
 	if (!f) {
@@ -15,10 +15,10 @@ void Settings::parse_file(const std::string &path) {
 	long fsize = ftell(f);
 	fseek(f, 0, SEEK_SET); /* same as rewind(f); */
 
-	std::string config_str;
+	String config_str;
 	config_str.resize(fsize);
 
-	fread(&config_str[0], 1, fsize, f);
+	fread(config_str.dataw(), 1, fsize, f);
 	fclose(f);
 
 	settings.Parse(config_str.c_str());
diff --git a/core/settings.h b/core/settings.h
index e941119..cd8da58 100644
--- a/core/settings.h
+++ b/core/settings.h
@@ -1,7 +1,7 @@
 #ifndef SETTINGS_H
 #define SETTINGS_H
 
-#include <string>
+#include "core/string.h"
 
 #include "rapidjson/document.h"
 
@@ -9,7 +9,7 @@ class Settings {
     public:
     rapidjson::Document settings;
 
-    void parse_file(const std::string &path);
+    void parse_file(const String &path);
 
     static Settings *get_singleton();
 
diff --git a/core/string.cpp b/core/string.cpp
index 83669d7..c527e93 100644
--- a/core/string.cpp
+++ b/core/string.cpp
@@ -115,8 +115,8 @@ void String::resize(const int s) {
 	_data[_size] = '\0';
 }
 
-int String::find(const char val) const {
-	for (int i = 0; i < _size; ++i) {
+int String::find(const char val, const int from) const {
+	for (int i = from; i < _size; ++i) {
 		if (_data[i] == val) {
 			return i;
 		}
@@ -125,6 +125,26 @@ int String::find(const char val) const {
 	return -1;
 }
 
+int String::find(const String &val, const int from) const {
+	int ve = _size - val.size();
+
+	for (int i = from; i < ve; ++i) {
+		bool found = true;
+		for (int j = 0; j < val.size(); ++j) {
+			if (_data[i + j] != val[j]) {
+				found = false;
+				break;
+			}
+		}
+
+		if (found) {
+			return i;
+		}
+ 	}
+
+	return -1;
+}
+
 void String::get_substr(char *into_buf, const int start_index, const int len) {
 	ERR_FAIL_INDEX(start_index + len - 1, _size);
 
@@ -150,7 +170,7 @@ String String::substr(const int start_index, const int len) {
 
 	int sil = start_index + len;
 
-	ERR_FAIL_INDEX_V(sil, _size, String());
+	ERR_FAIL_INDEX_V(sil, _size + 1, String());
 
 	String str;
 	str.ensure_capacity(len + 1);
@@ -163,6 +183,54 @@ String String::substr(const int start_index, const int len) {
 	return str;
 }
 
+void String::replace_from(const int start_index, const int length, const String &with) {
+	ERR_FAIL_INDEX(start_index, _size);
+
+	int sil = start_index + length;
+
+	ERR_FAIL_INDEX(sil, _size + 1);
+
+	if (length < with.size()) {
+		int loffs = with.size() - length;
+
+		ensure_capacity(_size + loffs + 1);
+
+		_size += loffs;
+		_data[_size] = '\0';
+
+		for (int i = _size - 1; i > start_index + loffs; --i) {
+			_data[i] = _data[i - loffs];
+		}
+	} else if (length > with.size()) {
+		int loffs = length - with.size();
+
+		for (int i = start_index + with.size(); i < _size; ++i) {
+			_data[i] = _data[i + loffs];
+		}
+
+		_size -= loffs;
+	}
+
+	for (int i = 0; i < length; ++i) {
+		_data[i + start_index] = with._data[i];
+	}
+}
+
+void String::replace(const String &find_str, const String &with) {
+	if (empty()) {
+		return;
+	}
+
+	if (find_str.empty())
+		return;
+
+	int start_pos = 0;
+	while ((start_pos = find(find_str, start_pos)) != -1) {
+		replace_from(start_pos, find_str.size(), with);
+		start_pos += with.size();
+	}
+}
+
 int String::compare(const String &other) const {
 	if (size() < other.size()) {
 		return 1;
diff --git a/core/string.h b/core/string.h
index cda9cc1..08ff49d 100644
--- a/core/string.h
+++ b/core/string.h
@@ -22,11 +22,15 @@ public:
 	int capacity() const;
 	void ensure_capacity(const int capacity);
 	void resize(const int s);
-	int find(const char val) const;
+	int find(const char val, const int from = 0) const;
+	int find(const String &val, const int from = 0) const;
 	void get_substr(char *into_buf, const int start_index, const int len);
 	void get_substr_nt(char *into_buf, const int start_index, const int len);
 	String substr(const int start_index, const int len);
 
+	void replace_from(const int start_index, const int length, const String &with);
+	void replace(const String &find_str, const String &with);
+
 	int compare(const String &other) const;
 
 	uint8_t read_uint8_bytes_at(int &index, bool advance_index = true);
diff --git a/core/utils.cpp b/core/utils.cpp
index 463dccb..03067be 100644
--- a/core/utils.cpp
+++ b/core/utils.cpp
@@ -6,12 +6,12 @@
 #include <sstream>
 #include <string>
 
-void Utils::newline_to_br(std::string *str) {
-	str_replace(str, "\r\n", "<br>");
-	str_replace(str, "\n", "<br>");
+void Utils::newline_to_br(String *str) {
+	str->replace("\r\n", "<br>");
+	str->replace("\n", "<br>");
 }
 
-void Utils::markdown_to_html(std::string *str) {
+void Utils::markdown_to_html(String *str) {
 	std::shared_ptr<maddy::ParserConfig> config = std::make_shared<maddy::ParserConfig>();
 	config->isEmphasizedParserEnabled = false;
 	config->isHTMLWrappedInParagraph = true;
@@ -20,13 +20,13 @@ void Utils::markdown_to_html(std::string *str) {
 
 	std::stringstream ss((*str));
 
-	std::string htmlOutput = parser->Parse(ss);
+	String htmlOutput = parser->Parse(ss);
 
 	(*str) = htmlOutput;
 }
 
-std::string Utils::get_pagination(const std::string base_url, const uint32_t max, const uint32_t current_index, const uint32_t max_visible_links) {
-	std::string s = base_url;
+String Utils::get_pagination(const String base_url, const uint32_t max, const uint32_t current_index, const uint32_t max_visible_links) {
+	String s = base_url;
 	if (s.size() > 0 && s[s.size() - 1] != '/') {
 		s += '/';
 	}
@@ -103,8 +103,8 @@ std::string Utils::get_pagination(const std::string base_url, const uint32_t max
 	return b.result;
 }
 
-std::string Utils::get_pagination_links(const std::string base_url, const std::vector<std::string> &links, const uint32_t current_index, const uint32_t max_visible_links) {
-	std::string s = base_url;
+String Utils::get_pagination_links(const String base_url, const Vector<String> &links, const uint32_t current_index, const uint32_t max_visible_links) {
+	String s = base_url;
 	if (s.size() > 0 && s[s.size() - 1] != '/') {
 		s += '/';
 	}
@@ -183,13 +183,3 @@ std::string Utils::get_pagination_links(const std::string base_url, const std::v
 	return b.result;
 }
 
-void Utils::str_replace(std::string *str, const std::string &from, const std::string &to) {
-	if (from.empty())
-		return;
-
-	size_t start_pos = 0;
-	while ((start_pos = str->find(from, start_pos)) != std::string::npos) {
-		str->replace(start_pos, from.length(), to);
-		start_pos += to.length();
-	}
-}
diff --git a/core/utils.h b/core/utils.h
index 2971ec2..73eeefa 100644
--- a/core/utils.h
+++ b/core/utils.h
@@ -1,20 +1,18 @@
 #ifndef UTILS_H
 #define UTILS_H
 
-#include <string>
-#include <vector>
+#include "core/string.h"
+#include "core/containers/vector.h"
 
 class Utils {
 public:
-	static void newline_to_br(std::string *str);
+	static void newline_to_br(String *str);
 	//htmlspecialchars
 
-	static void markdown_to_html(std::string *str);
+	static void markdown_to_html(String *str);
 
-	static std::string get_pagination(const std::string base_url, const uint32_t max, const uint32_t current_index, const uint32_t max_visible_links = 10);
-	static std::string get_pagination_links(const std::string base_url, const std::vector<std::string> &links, const uint32_t current_index, const uint32_t max_visible_links = 10);
-
-	static void str_replace(std::string *str, const std::string &from, const std::string &to);
+	static String get_pagination(const String base_url, const uint32_t max, const uint32_t current_index, const uint32_t max_visible_links = 10);
+	static String get_pagination_links(const String base_url, const Vector<String> &links, const uint32_t current_index, const uint32_t max_visible_links = 10);
 
 protected:
 };
diff --git a/modules/list_page/list_page.cpp b/modules/list_page/list_page.cpp
index fec36ba..3be2927 100644
--- a/modules/list_page/list_page.cpp
+++ b/modules/list_page/list_page.cpp
@@ -9,7 +9,7 @@
 #include <iostream>
 
 void ListPage::index(Request *request) {
-	std::string r = "";
+	String r = "";
 
 	for (uint32_t i = 0; i < list_entries.size(); ++i) {
 		r += "<div class=\"list_entry\">" + list_entries[i] + "</div>";
@@ -26,7 +26,7 @@ void ListPage::load() {
 		return;
 	}
 
-	std::vector<std::string> files;
+	std::vector<String> files;
 
 	tinydir_dir dir;
 	if (tinydir_open(&dir, folder.c_str()) == -1) {
@@ -42,7 +42,7 @@ void ListPage::load() {
 		}
 
 		if (!file.is_dir) {
-			std::string np = file.path;
+			String np = file.path;
 
 			files.push_back(np);
 		}
@@ -52,7 +52,8 @@ void ListPage::load() {
 
 	tinydir_close(&dir);
 
-	std::sort(files.begin(), files.end());
+	//todo
+	//std::sort(files.begin(), files.end());
 
 	for (uint32_t i = 0; i < files.size(); ++i) {
 		FILE *f = fopen(files[i].c_str(), "r");
@@ -66,7 +67,7 @@ void ListPage::load() {
 		long fsize = ftell(f);
 		fseek(f, 0, SEEK_SET); /* same as rewind(f); */
 
-		std::string fd;
+		String fd;
 		fd.resize(fsize);
 
 		fread(&fd[0], 1, fsize, f);
diff --git a/modules/list_page/list_page.h b/modules/list_page/list_page.h
index 6d9b7a6..250ff03 100644
--- a/modules/list_page/list_page.h
+++ b/modules/list_page/list_page.h
@@ -1,8 +1,8 @@
 #ifndef LIST_PAGE_H
 #define LIST_PAGE_H
 
-#include <vector>
-#include <string>
+#include "core/containers/vector.h"
+#include "core/string.h"
 
 #include "core/object.h"
 
@@ -20,8 +20,8 @@ public:
     ListPage();
     ~ListPage();
 
-    std::vector<std::string> list_entries;
-    std::string folder;
+    Vector<String> list_entries;
+    String folder;
 };
 
 #endif
\ No newline at end of file
diff --git a/modules/message_page/message_page.cpp b/modules/message_page/message_page.cpp
index 3c08712..da1f3ef 100644
--- a/modules/message_page/message_page.cpp
+++ b/modules/message_page/message_page.cpp
@@ -13,13 +13,13 @@ void MessagePage::index(Request *request) {
 
 	Ref<QueryResult> res = db->query(b->query_result);
 
-	std::vector<std::string> msgs;
+	Vector<String> msgs;
 
 	while (res->next_row()) {
 		msgs.push_back(res->get_cell(0));
 	}
 
-	std::string r = "<html><body>";
+	String r = "<html><body>";
 
 	for (uint32_t i = 0; i < messages.size(); ++i) {
 		r += "<p>" + messages[i] + "</p><br>";
diff --git a/modules/message_page/message_page.h b/modules/message_page/message_page.h
index 4d884af..bf30ed9 100644
--- a/modules/message_page/message_page.h
+++ b/modules/message_page/message_page.h
@@ -1,8 +1,8 @@
 #ifndef MESSAGE_PAGE_H
 #define MESSAGE_PAGE_H
 
-#include <vector>
-#include <string>
+#include "core/containers/vector.h"
+#include "core/string.h"
 
 #include "core/object.h"
 
@@ -20,7 +20,7 @@ public:
     MessagePage();
     ~MessagePage();
 
-    std::vector<std::string> messages;
+    Vector<String> messages;
 };
 
 #endif
\ No newline at end of file
diff --git a/modules/paged_article/paged_article.cpp b/modules/paged_article/paged_article.cpp
index cc60fb1..55cedf7 100644
--- a/modules/paged_article/paged_article.cpp
+++ b/modules/paged_article/paged_article.cpp
@@ -11,7 +11,7 @@
 #include "core/http/web_application.h"
 
 void PagedArticle::index(Request *request) {
-	const std::string r = request->get_current_path_segment();
+	const String r = request->get_current_path_segment();
 
 	Article *s = pages[r];
 
@@ -22,13 +22,13 @@ void PagedArticle::index(Request *request) {
 
 	request->push_path();
 
-	const std::string rp = request->get_current_path_segment();
+	const String rp = request->get_current_path_segment();
 
 	if (request->get_remaining_segment_count() > 1 && rp == "files") {
-		std::string file_name = "/" + request->get_path_segment(request->get_current_segment_index() + 1);
+		String file_name = "/" + request->get_path_segment(request->get_current_segment_index() + 1);
 
 		if (s->file_cache->wwwroot_has_file(file_name)) {
-			std::string fp = s->file_cache->wwwroot + file_name;
+			String fp = s->file_cache->wwwroot + file_name;
 
 			request->send_file(fp);
 			return;
@@ -44,7 +44,7 @@ void PagedArticle::index(Request *request) {
 		return;
 	}
 
-	const std::string *page = s->pages[rp];
+	const String *page = s->pages[rp];
 
 	if (page == nullptr) {
 		//bad url
@@ -90,17 +90,17 @@ void PagedArticle::load() {
 				continue;
 			}
 
-			std::string np = file.path;
-			std::string fn = file.name;
+			String np = file.path;
+			String fn = file.name;
 
-			std::string ff = folder + "/" + fn;
-			std::string wp = base_path + "/" + fn;
+			String ff = folder + "/" + fn;
+			String wp = base_path + "/" + fn;
 
 			Article *a = load_folder(np, wp);
 
 			if (a) {
 
-				std::string p = file.name;
+				String p = file.name;
 
 				a->url = p;
 				pages[p] = a;
@@ -118,10 +118,10 @@ void PagedArticle::load() {
 	generate_summaries();
 }
 
-Article *PagedArticle::load_folder(const std::string &folder, const std::string &path) {
+Article *PagedArticle::load_folder(const String &folder, const String &path) {
 	printf("PagedArticle: loading: %s\n", folder.c_str());
 
-	std::vector<std::string> files;
+	Vector<String> files;
 
 	tinydir_dir dir;
 	if (tinydir_open(&dir, folder.c_str()) == -1) {
@@ -137,7 +137,7 @@ Article *PagedArticle::load_folder(const std::string &folder, const std::string
 		}
 
 		if (!file.is_dir) {
-			std::string np = file.name;
+			String np = file.name;
 
 			files.push_back(np);
 		}
@@ -151,12 +151,13 @@ Article *PagedArticle::load_folder(const std::string &folder, const std::string
 		return nullptr;
 	}
 
-	std::sort(files.begin(), files.end());
+	//todo
+	//std::sort(files.begin(), files.end());
 
 	Article *article = new Article();
 
 	for (uint32_t i = 0; i < files.size(); ++i) {
-		std::string file_path = folder;
+		String file_path = folder;
 
 		if (file_path.size() > 0 && file_path[file_path.size() - 1] != '/')
 			file_path += "/";
@@ -174,7 +175,7 @@ Article *PagedArticle::load_folder(const std::string &folder, const std::string
 		long fsize = ftell(f);
 		fseek(f, 0, SEEK_SET); /* same as rewind(f); */
 
-		std::string fd;
+		String fd;
 		fd.resize(fsize);
 
 		fread(&fd[0], 1, fsize, f);
@@ -182,11 +183,11 @@ Article *PagedArticle::load_folder(const std::string &folder, const std::string
 
 		Utils::markdown_to_html(&fd);
 
-		std::string pagination;
+		String pagination;
 
 		pagination = Utils::get_pagination_links(path, files, i);
 
-		std::string *finals = new std::string();
+		String *finals = new String();
 
 		(*finals) += pagination;
 		(*finals) += fd;
@@ -203,7 +204,7 @@ Article *PagedArticle::load_folder(const std::string &folder, const std::string
 }
 
 void PagedArticle::generate_summaries() {
-	for (std::map<std::string, Article *>::iterator it = pages.begin(); it != pages.end(); ++it) {
+	for (std::map<String, Article *>::iterator it = pages.begin(); it != pages.end(); ++it) {
 		generate_summary((*it).second);
 	}
 }
@@ -213,8 +214,8 @@ void PagedArticle::generate_summary(Article *article) {
 		return;
 	}
 
-	for (std::map<std::string, std::string *>::iterator it = article->pages.begin(); it != article->pages.end(); ++it) {
-		std::string *s = (*it).second;
+	for (std::map<String, String *>::iterator it = article->pages.begin(); it != article->pages.end(); ++it) {
+		String *s = (*it).second;
 
 		if (s != nullptr) {
 			article->summary_page = (*s);
diff --git a/modules/paged_article/paged_article.h b/modules/paged_article/paged_article.h
index cdfef23..dab5a99 100644
--- a/modules/paged_article/paged_article.h
+++ b/modules/paged_article/paged_article.h
@@ -2,8 +2,8 @@
 #define PAGED_ARTICLE_H
 
 #include <map>
-#include <string>
-#include <vector>
+#include "core/containers/vector.h"
+#include "core/string.h"
 
 #include "core/file_cache.h"
 #include "core/object.h"
@@ -11,16 +11,16 @@
 #include "core/http/request.h"
 
 struct Article {
-	std::string url;
-	std::string summary_page;
-	std::map<std::string, std::string *> pages;
+	String url;
+	String summary_page;
+	std::map<String, String *> pages;
 	FileCache *file_cache;
 
 	Article() {
 		file_cache = new FileCache();
 	}
 	~Article() {
-		for (std::map<std::string, std::string *>::iterator it = pages.begin(); it != pages.end(); ++it) {
+		for (std::map<String, String *>::iterator it = pages.begin(); it != pages.end(); ++it) {
 			delete ((*it).second);
 		}
 
@@ -37,16 +37,16 @@ public:
 	void index(Request *request);
 
 	void load();
-	Article *load_folder(const std::string &folder, const std::string &path);
+	Article *load_folder(const String &folder, const String &path);
 	void generate_summaries();
 	void generate_summary(Article *article);
 
 	PagedArticle();
 	~PagedArticle();
 
-	std::map<std::string, Article *> pages;
-	std::string folder;
-	std::string base_path;
+	std::map<String, Article *> pages;
+	String folder;
+	String base_path;
 };
 
 #endif
\ No newline at end of file
diff --git a/modules/paged_list/paged_list.cpp b/modules/paged_list/paged_list.cpp
index c3c3472..6af49c7 100644
--- a/modules/paged_list/paged_list.cpp
+++ b/modules/paged_list/paged_list.cpp
@@ -13,7 +13,7 @@
 #include "core/html/html_builder.h"
 
 void PagedList::index(Request *request) {
-	const std::string path = request->get_current_path_segment();
+	const String path = request->get_current_path_segment();
 
 	if (request->get_remaining_segment_count() == 0) {
 		main_page->index(request);
diff --git a/modules/paged_list/paged_list.h b/modules/paged_list/paged_list.h
index 481f54a..0b2f760 100644
--- a/modules/paged_list/paged_list.h
+++ b/modules/paged_list/paged_list.h
@@ -3,7 +3,7 @@
 
 #include "core/object.h"
 
-#include <string>
+#include "core/string.h"
 
 #include "modules/list_page/list_page.h"
 #include "modules/paged_article/paged_article.h"
@@ -19,8 +19,8 @@ public:
 
 	ListPage *main_page;
 	PagedArticle *articles;
-	std::string folder;
-	std::string base_path;
+	String folder;
+	String base_path;
 };
 
 #endif
\ No newline at end of file
diff --git a/modules/users/user.cpp b/modules/users/user.cpp
index 2b6b54d..9836174 100644
--- a/modules/users/user.cpp
+++ b/modules/users/user.cpp
@@ -22,7 +22,7 @@
 #include "core/utils.h"
 #include "user_model.h"
 
-std::string User::to_json(rapidjson::Document *into) {
+String User::to_json(rapidjson::Document *into) {
 	rapidjson::Document *document;
 
 	if (into) {
@@ -53,14 +53,14 @@ std::string User::to_json(rapidjson::Document *into) {
 	rapidjson::Writer<rapidjson::StringBuffer> writer(buffer);
 	document->Accept(writer);
 
-	std::string s = buffer.GetString();
+	String s = buffer.GetString();
 
 	delete document;
 
 	return s;
 }
 
-void User::from_json(const std::string &p_data) {
+void User::from_json(const String &p_data) {
 
 	rapidjson::Document data;
 	data.Parse(p_data.c_str());
diff --git a/modules/users/user.h b/modules/users/user.h
index 5c11e2d..43cc970 100644
--- a/modules/users/user.h
+++ b/modules/users/user.h
@@ -1,10 +1,11 @@
 #ifndef USER_H
 #define USER_H
 
+#include "core/string.h"
+
 #include "core/resource.h"
 
 #include <mutex>
-#include <string>
 
 class Request;
 class FormValidator;
@@ -13,18 +14,18 @@ class User : public Resource {
 	RCPP_OBJECT(User, Resource);
 
 public:
-	std::string name_user_input;
-	std::string email_user_input;
+	String name_user_input;
+	String email_user_input;
 	int rank;
-	std::string pre_salt;
-	std::string post_salt;
-	std::string password_hash;
+	String pre_salt;
+	String post_salt;
+	String password_hash;
 	bool banned;
-	std::string password_reset_token;
+	String password_reset_token;
 	bool locked;
 
-	std::string to_json(rapidjson::Document *into = nullptr);
-	void from_json(const std::string &data);
+	String to_json(rapidjson::Document *into = nullptr);
+	void from_json(const String &data);
 
 	User();
 	~User();