diff --git a/core/kernel/filesystem.cpp b/core/kernel/filesystem.cpp
index 6a6ac99..6972361 100644
--- a/core/kernel/filesystem.cpp
+++ b/core/kernel/filesystem.cpp
@@ -353,8 +353,40 @@ size_t readv(int handle, const SceKernelIovec* iov, int iovcnt) {
 
 size_t writev(int handle, const SceKernelIovec* iov, int iovcnt) {
   LOG_USE_MODULE(filesystem);
-  LOG_ERR(L"todo %S", __FUNCTION__);
-  return Ok;
+  if (handle < FILE_DESCRIPTOR_MIN) {
+    return getErr(ErrCode::_EPERM);
+  }
+
+  auto file = accessFileManager().getFile(handle);
+  if (file == nullptr) {
+    return getErr(ErrCode::_EBADF);
+  }
+  if (!(*file)) {
+    LOG_TRACE(L"file end");
+    return 0;
+  }
+
+  size_t count = 0;
+
+  for (int n = 0; n < iovcnt; n++) {
+    auto* item = &iov[n];
+
+    if (item->iov_base == nullptr || item->iov_len == 0) continue;
+
+    auto const start = file->tellp();
+
+    file->write((const char*)item->iov_base, item->iov_len);
+
+    LOG_TRACE(L"KernelWrite[%d]: 0x%08llx:%llu write(%lld)", handle, (uint64_t)item->iov_base, item->iov_len, start);
+
+    count = file->tellp() - start;
+    if (!(*file)) {
+      LOG_TRACE(L"file end");
+      break;
+    }
+  }
+
+  return count;
 }
 
 int fchmod(int fd, SceKernelMode mode) {
@@ -624,4 +656,4 @@ int64_t lwfsLseek(int fd, int64_t offset, int whence) {
 size_t lwfsWrite(int fd, const void* buf, size_t nbytes) {
   return Ok;
 }
-} // namespace filesystem
\ No newline at end of file
+} // namespace filesystem
diff --git a/modules/libSceAudioOut/entry.cpp b/modules/libSceAudioOut/entry.cpp
index 1eb7b92..17ff7f3 100644
--- a/modules/libSceAudioOut/entry.cpp
+++ b/modules/libSceAudioOut/entry.cpp
@@ -204,7 +204,7 @@ EXPORT SYSV_ABI int32_t sceAudioOutClose(int32_t handle) {
 EXPORT SYSV_ABI int32_t sceAudioOutOutput(int32_t handle, const void* ptr) {
   auto pimpl = getData();
 
-  boost::unique_lock const lock(pimpl->mutexInt);
+  // boost::unique_lock const lock(pimpl->mutexInt);
   return writeOut(pimpl, handle, ptr);
 }
 
@@ -240,7 +240,7 @@ EXPORT SYSV_ABI int32_t sceAudioOutSetVolume(int32_t handle, int32_t flag, int32
 EXPORT SYSV_ABI int32_t sceAudioOutOutputs(SceAudioOutOutputParam* param, uint32_t num) {
   auto pimpl = getData();
 
-  boost::unique_lock const lock(pimpl->mutexInt);
+  // boost::unique_lock const lock(pimpl->mutexInt); // dont block, causes audio artifacts
   for (uint32_t i = 0; i < num; i++) {
     if (auto err = writeOut(pimpl, param[i].handle, param[i].ptr); err != 0) return err;
   }
diff --git a/modules/libSceHttp2/CMakeLists.txt b/modules/libSceHttp2/CMakeLists.txt
new file mode 100644
index 0000000..18f1a99
--- /dev/null
+++ b/modules/libSceHttp2/CMakeLists.txt
@@ -0,0 +1,9 @@
+cmake_minimum_required(VERSION 3.24)
+include(../setupModule.cmake)
+
+set(libName libSceHttp2)
+project(${libName})
+
+add_library(${libName} SHARED entry.cpp)
+
+setupModule(${libName})
diff --git a/modules/libSceHttp2/codes.h b/modules/libSceHttp2/codes.h
new file mode 100644
index 0000000..e9f8a9f
--- /dev/null
+++ b/modules/libSceHttp2/codes.h
@@ -0,0 +1,4 @@
+#pragma once
+#include <stdint.h>
+
+namespace Err {} // namespace Err
diff --git a/modules/libSceHttp2/entry.cpp b/modules/libSceHttp2/entry.cpp
new file mode 100644
index 0000000..ada921f
--- /dev/null
+++ b/modules/libSceHttp2/entry.cpp
@@ -0,0 +1,15 @@
+#include "codes.h"
+#include "common.h"
+#include "logging.h"
+#include "types.h"
+
+LOG_DEFINE_MODULE(libSceHttp2);
+
+extern "C" {
+
+EXPORT const char* MODULE_NAME = "libSceHttp2";
+
+EXPORT SYSV_ABI int32_t sceHttp2Init() {
+  return Ok;
+}
+}
diff --git a/modules/libSceHttp2/types.h b/modules/libSceHttp2/types.h
new file mode 100644
index 0000000..7832fd4
--- /dev/null
+++ b/modules/libSceHttp2/types.h
@@ -0,0 +1,2 @@
+#pragma once
+#include "codes.h"
diff --git a/modules/libSceJson2/CMakeLists.txt b/modules/libSceJson2/CMakeLists.txt
new file mode 100644
index 0000000..951752c
--- /dev/null
+++ b/modules/libSceJson2/CMakeLists.txt
@@ -0,0 +1,9 @@
+cmake_minimum_required(VERSION 3.24)
+include(../setupModule.cmake)
+
+set(libName libSceJson2)
+project(${libName})
+
+add_library(${libName} SHARED entry.cpp)
+
+setupModule(${libName})
diff --git a/modules/libSceJson2/codes.h b/modules/libSceJson2/codes.h
new file mode 100644
index 0000000..e9f8a9f
--- /dev/null
+++ b/modules/libSceJson2/codes.h
@@ -0,0 +1,4 @@
+#pragma once
+#include <stdint.h>
+
+namespace Err {} // namespace Err
diff --git a/modules/libSceJson2/entry.cpp b/modules/libSceJson2/entry.cpp
new file mode 100644
index 0000000..66e3327
--- /dev/null
+++ b/modules/libSceJson2/entry.cpp
@@ -0,0 +1,108 @@
+#include "codes.h"
+#include "common.h"
+#include "logging.h"
+#include "types.h"
+
+LOG_DEFINE_MODULE(libSceJson2);
+
+extern "C" {
+
+EXPORT const char* MODULE_NAME = "libSceJson";
+
+EXPORT SYSV_ABI int32_t __NID(_ZN3sce4Json12MemAllocatorC2Ev)() {
+  LOG_USE_MODULE(libSceJson2);
+  LOG_ERR(L"todo %S", __FUNCTION__);
+  return Ok;
+}
+
+EXPORT SYSV_ABI int32_t __NID(_ZN3sce4Json5ValueC1Ev)() {
+  LOG_USE_MODULE(libSceJson2);
+  LOG_ERR(L"todo %S", __FUNCTION__);
+  return Ok;
+}
+
+EXPORT SYSV_ABI int32_t __NID(_ZN3sce4Json5Value3setEb)() {
+  LOG_USE_MODULE(libSceJson2);
+  LOG_ERR(L"todo %S", __FUNCTION__);
+  return Ok;
+}
+
+EXPORT SYSV_ABI int32_t __NID(_ZN3sce4Json5Value3setEl)() {
+  LOG_USE_MODULE(libSceJson2);
+  LOG_ERR(L"todo %S", __FUNCTION__);
+  return Ok;
+}
+
+EXPORT SYSV_ABI int32_t __NID(_ZN3sce4Json5Value3setEm)() {
+  LOG_USE_MODULE(libSceJson2);
+  LOG_ERR(L"todo %S", __FUNCTION__);
+  return Ok;
+}
+
+EXPORT SYSV_ABI int32_t __NID(_ZN3sce4Json5Value3setEd)() {
+  LOG_USE_MODULE(libSceJson2);
+  LOG_ERR(L"todo %S", __FUNCTION__);
+  return Ok;
+}
+
+EXPORT SYSV_ABI int32_t __NID(_ZN3sce4Json6StringC1EPKc)() {
+  LOG_USE_MODULE(libSceJson2);
+  LOG_ERR(L"todo %S", __FUNCTION__);
+  return Ok;
+}
+
+EXPORT SYSV_ABI int32_t __NID(_ZN3sce4Json5Value3setERKNS0_6StringE)() {
+  LOG_USE_MODULE(libSceJson2);
+  LOG_ERR(L"todo %S", __FUNCTION__);
+  return Ok;
+}
+
+EXPORT SYSV_ABI int32_t __NID(_ZN3sce4Json6StringD1Ev)() {
+  LOG_USE_MODULE(libSceJson2);
+  LOG_ERR(L"todo %S", __FUNCTION__);
+  return Ok;
+}
+
+EXPORT SYSV_ABI int32_t __NID(_ZN3sce4Json5Value3setENS0_9ValueTypeE)() {
+  LOG_USE_MODULE(libSceJson2);
+  LOG_ERR(L"todo %S", __FUNCTION__);
+  return Ok;
+}
+
+EXPORT SYSV_ABI int32_t __NID_HEX(5923AE81EE48B028)() {
+  LOG_USE_MODULE(libSceJson2);
+  LOG_ERR(L"todo %S", __FUNCTION__);
+  return Ok;
+}
+
+EXPORT SYSV_ABI int32_t __NID_HEX(12EF798E6AA7E51C)() {
+  LOG_USE_MODULE(libSceJson2);
+  LOG_ERR(L"todo %S", __FUNCTION__);
+  return Ok;
+}
+
+EXPORT SYSV_ABI int32_t __NID_HEX(236402F0F6212566)() {
+  LOG_USE_MODULE(libSceJson2);
+  LOG_ERR(L"todo %S", __FUNCTION__);
+  return Ok;
+}
+
+EXPORT SYSV_ABI int32_t __NID(_ZN3sce4Json11InitializerC1Ev)() {
+  LOG_USE_MODULE(libSceJson2);
+  LOG_ERR(L"todo %S", __FUNCTION__);
+  return Ok;
+}
+
+EXPORT SYSV_ABI int32_t __NID(_ZN3sce4Json11Initializer10initializeEPKNS0_14InitParameter2E)() {
+  LOG_USE_MODULE(libSceJson2);
+  LOG_ERR(L"todo %S", __FUNCTION__);
+  return Ok;
+}
+
+EXPORT SYSV_ABI int32_t __NID_HEX(F9DAC3172012EAEE)() {
+  LOG_USE_MODULE(libSceJson2);
+  LOG_ERR(L"todo %S", __FUNCTION__);
+  return Ok;
+}
+
+}
diff --git a/modules/libSceJson2/types.h b/modules/libSceJson2/types.h
new file mode 100644
index 0000000..7832fd4
--- /dev/null
+++ b/modules/libSceJson2/types.h
@@ -0,0 +1,2 @@
+#pragma once
+#include "codes.h"
diff --git a/modules/libSceNpWebApi2/CMakeLists.txt b/modules/libSceNpWebApi2/CMakeLists.txt
new file mode 100644
index 0000000..ba0bd60
--- /dev/null
+++ b/modules/libSceNpWebApi2/CMakeLists.txt
@@ -0,0 +1,9 @@
+cmake_minimum_required(VERSION 3.24)
+include(../setupModule.cmake)
+
+set(libName libSceNpWebApi2)
+project(${libName})
+
+add_library(${libName} SHARED entry.cpp)
+
+setupModule(${libName})
diff --git a/modules/libSceNpWebApi2/codes.h b/modules/libSceNpWebApi2/codes.h
new file mode 100644
index 0000000..e9f8a9f
--- /dev/null
+++ b/modules/libSceNpWebApi2/codes.h
@@ -0,0 +1,4 @@
+#pragma once
+#include <stdint.h>
+
+namespace Err {} // namespace Err
diff --git a/modules/libSceNpWebApi2/entry.cpp b/modules/libSceNpWebApi2/entry.cpp
new file mode 100644
index 0000000..5372e8d
--- /dev/null
+++ b/modules/libSceNpWebApi2/entry.cpp
@@ -0,0 +1,15 @@
+#include "codes.h"
+#include "common.h"
+#include "logging.h"
+#include "types.h"
+
+LOG_DEFINE_MODULE(libSceNpWebApi2);
+
+extern "C" {
+
+EXPORT const char* MODULE_NAME = "libSceNpWebApi2";
+
+EXPORT SYSV_ABI int32_t sceNpWebApi2Initialize() {
+  return Ok;
+}
+}
diff --git a/modules/libSceNpWebApi2/types.h b/modules/libSceNpWebApi2/types.h
new file mode 100644
index 0000000..7832fd4
--- /dev/null
+++ b/modules/libSceNpWebApi2/types.h
@@ -0,0 +1,2 @@
+#pragma once
+#include "codes.h"
diff --git a/modules/libkernel/entry.cpp b/modules/libkernel/entry.cpp
index fe81bfd..179b010 100644
--- a/modules/libkernel/entry.cpp
+++ b/modules/libkernel/entry.cpp
@@ -68,16 +68,6 @@ EXPORT SYSV_ABI void __NID(_exit)(int code) {
   ::exit(code);
 }
 
-EXPORT SYSV_ABI size_t __NID(_writev)(int fd, const struct iovec* iov, int iovcn) {
-  size_t total = 0;
-
-  for (int i = 0; i < iovcn; i++) {
-    total += ::fwrite(iov[i].iov_base, 1, iov[i].iov_len, stdout);
-  }
-
-  return total;
-}
-
 EXPORT SYSV_ABI int __NID(_is_signal_return)(uint64_t* param) {
   if ((uintptr_t)param < 4 * 1024) return 1;
   if (param[0] != 0x48006a40247c8d48 || param[1] != 0x050f000001a1c0c7 || (param[2] & 0xffffff) != 0xfdebf4)
@@ -115,6 +105,25 @@ EXPORT SYSV_ABI int sceKernelInternalMemoryGetModuleSegmentInfo(ModulInfo* info)
   return Ok;
 }
 
+EXPORT SYSV_ABI int sceKernelConvertUtcToLocaltime(time_t time, time_t* local_time, struct timesec* st, unsigned long* dstsec) {
+  const auto* tz      = std::chrono::current_zone();
+  auto        sys_inf = tz->get_info(std::chrono::system_clock::now());
+
+  *local_time = sys_inf.offset.count() + sys_inf.save.count() * 60 + time;
+
+  if (st != nullptr) {
+    st->t       = time;
+    st->westsec = sys_inf.offset.count() * 60;
+    st->dstsec  = sys_inf.save.count() * 60;
+  }
+
+  if (dstsec != nullptr) {
+    *dstsec = sys_inf.save.count() * 60;
+  }
+
+  return 0;
+}
+
 EXPORT SYSV_ABI unsigned int sceKernelSleep(unsigned int seconds) {
   boost::this_thread::sleep_for(boost::chrono::seconds(seconds));
   return Ok;
diff --git a/modules/libkernel/fs.cpp b/modules/libkernel/fs.cpp
index 67137fa..7f422bd 100644
--- a/modules/libkernel/fs.cpp
+++ b/modules/libkernel/fs.cpp
@@ -74,6 +74,10 @@ EXPORT SYSV_ABI size_t __NID(_readv)(int handle, const filesystem::SceKernelIove
   return POSIX_CALL(filesystem::readv(handle, iov, iovcnt));
 }
 
+EXPORT SYSV_ABI size_t __NID(_writev)(int handle, const filesystem::SceKernelIovec* iov, int iovcnt) {
+  return POSIX_CALL(filesystem::writev(handle, iov, iovcnt));
+}
+
 EXPORT SYSV_ABI size_t sceKernelWritev(int handle, const filesystem::SceKernelIovec* iov, int iovcnt) {
   return filesystem::writev(handle, iov, iovcnt);
 }
@@ -177,4 +181,4 @@ EXPORT SYSV_ABI int64_t sceKernelLwfsLseek(int fd, int64_t offset, int whence) {
 EXPORT SYSV_ABI size_t sceKernelLwfsWrite(int fd, const void* buf, size_t nbytes) {
   return filesystem::lwfsWrite(fd, buf, nbytes);
 }
-}
\ No newline at end of file
+}
diff --git a/modules/libkernel/types.h b/modules/libkernel/types.h
index c66184f..5b819ea 100644
--- a/modules/libkernel/types.h
+++ b/modules/libkernel/types.h
@@ -6,7 +6,7 @@
 using SceKernelModule = int32_t;
 
 using get_thread_atexit_count_func_t = SYSV_ABI int (*)(SceKernelModule);
-using thread_atexit_report_func_t    = SYSV_ABI void (*)(SceKernelModule);
+using thread_atexit_report_func_t    = SYSV_ABI void   (*)(SceKernelModule);
 
 typedef int   SceKernelAioSubmitId;
 typedef void* sigset_t;
@@ -92,7 +92,8 @@ struct rusage_t {
   uint32_t         ru_nivcsw   = 0;
 };
 
-struct iovec {
-  void*  iov_base;
-  size_t iov_len;
+struct timesec {
+  time_t        t;
+  unsigned long westsec;
+  unsigned long dstsec;
 };