diff --git a/cmake/compile_definitions/common.cmake b/cmake/compile_definitions/common.cmake
index e51dbf56526..94f1ac598cc 100644
--- a/cmake/compile_definitions/common.cmake
+++ b/cmake/compile_definitions/common.cmake
@@ -45,8 +45,12 @@ set(SUNSHINE_TARGET_FILES
         "${CMAKE_SOURCE_DIR}/src/uuid.h"
         "${CMAKE_SOURCE_DIR}/src/config.h"
         "${CMAKE_SOURCE_DIR}/src/config.cpp"
+        "${CMAKE_SOURCE_DIR}/src/entry_handler.cpp"
+        "${CMAKE_SOURCE_DIR}/src/entry_handler.h"
         "${CMAKE_SOURCE_DIR}/src/file_handler.cpp"
         "${CMAKE_SOURCE_DIR}/src/file_handler.h"
+        "${CMAKE_SOURCE_DIR}/src/globals.cpp"
+        "${CMAKE_SOURCE_DIR}/src/globals.h"
         "${CMAKE_SOURCE_DIR}/src/logging.cpp"
         "${CMAKE_SOURCE_DIR}/src/logging.h"
         "${CMAKE_SOURCE_DIR}/src/main.cpp"
diff --git a/docs/source/source_code/src/entry_handler.rst b/docs/source/source_code/src/entry_handler.rst
new file mode 100644
index 00000000000..c522b065652
--- /dev/null
+++ b/docs/source/source_code/src/entry_handler.rst
@@ -0,0 +1,5 @@
+entry_handler
+=============
+
+.. doxygenfile:: entry_handler.h
+   :allow-dot-graphs:
diff --git a/docs/source/source_code/src/globals.rst b/docs/source/source_code/src/globals.rst
new file mode 100644
index 00000000000..ed70cecf692
--- /dev/null
+++ b/docs/source/source_code/src/globals.rst
@@ -0,0 +1,5 @@
+globals
+=======
+
+.. doxygenfile:: globals.h
+   :allow-dot-graphs:
diff --git a/src/audio.cpp b/src/audio.cpp
index a3555eaa080..1995e380ea7 100644
--- a/src/audio.cpp
+++ b/src/audio.cpp
@@ -10,8 +10,8 @@
 
 #include "audio.h"
 #include "config.h"
+#include "globals.h"
 #include "logging.h"
-#include "main.h"
 #include "thread_safe.h"
 #include "utility.h"
 
diff --git a/src/config.cpp b/src/config.cpp
index 5cd08cee94e..d9aaab3e31c 100644
--- a/src/config.cpp
+++ b/src/config.cpp
@@ -7,6 +7,7 @@
 #include <fstream>
 #include <functional>
 #include <iostream>
+#include <thread>
 #include <unordered_map>
 
 #include <boost/asio.hpp>
@@ -15,9 +16,9 @@
 #include <boost/property_tree/ptree.hpp>
 
 #include "config.h"
+#include "entry_handler.h"
 #include "file_handler.h"
 #include "logging.h"
-#include "main.h"
 #include "nvhttp.h"
 #include "rtsp.h"
 #include "utility.h"
diff --git a/src/confighttp.cpp b/src/confighttp.cpp
index e3a5f898e39..0657902dd16 100644
--- a/src/confighttp.cpp
+++ b/src/confighttp.cpp
@@ -30,9 +30,9 @@
 #include "confighttp.h"
 #include "crypto.h"
 #include "file_handler.h"
+#include "globals.h"
 #include "httpcommon.h"
 #include "logging.h"
-#include "main.h"
 #include "network.h"
 #include "nvhttp.h"
 #include "platform/common.h"
diff --git a/src/entry_handler.cpp b/src/entry_handler.cpp
new file mode 100644
index 00000000000..c7719eb0ed1
--- /dev/null
+++ b/src/entry_handler.cpp
@@ -0,0 +1,384 @@
+/**
+ * @file entry_handler.cpp
+ * @brief Entry point related functions.
+ */
+
+// standard includes
+#include <csignal>
+#include <iostream>
+#include <thread>
+
+// local includes
+#include "config.h"
+#include "confighttp.h"
+#include "entry_handler.h"
+#include "globals.h"
+#include "httpcommon.h"
+#include "logging.h"
+#include "network.h"
+#include "platform/common.h"
+#include "version.h"
+
+extern "C" {
+#ifdef _WIN32
+  #include <iphlpapi.h>
+#endif
+}
+
+using namespace std::literals;
+
+/**
+ * @brief Launch the Web UI.
+ *
+ * EXAMPLES:
+ * ```cpp
+ * launch_ui();
+ * ```
+ */
+void
+launch_ui() {
+  std::string url = "https://localhost:" + std::to_string(net::map_port(confighttp::PORT_HTTPS));
+  platf::open_url(url);
+}
+
+/**
+ * @brief Launch the Web UI at a specific endpoint.
+ *
+ * EXAMPLES:
+ * ```cpp
+ * launch_ui_with_path("/pin");
+ * ```
+ */
+void
+launch_ui_with_path(std::string path) {
+  std::string url = "https://localhost:" + std::to_string(net::map_port(confighttp::PORT_HTTPS)) + path;
+  platf::open_url(url);
+}
+
+namespace args {
+  /**
+   * @brief Reset the user credentials.
+   *
+   * @param name The name of the program.
+   * @param argc The number of arguments.
+   * @param argv The arguments.
+   *
+   * EXAMPLES:
+   * ```cpp
+   * creds("sunshine", 2, {"new_username", "new_password"});
+   * ```
+   */
+  int
+  creds(const char *name, int argc, char *argv[]) {
+    if (argc < 2 || argv[0] == "help"sv || argv[1] == "help"sv) {
+      help(name, argc, argv);
+    }
+
+    http::save_user_creds(config::sunshine.credentials_file, argv[0], argv[1]);
+
+    return 0;
+  }
+
+  /**
+   * @brief Print help to stdout, then exit.
+   * @param name The name of the program.
+   * @param argc The number of arguments. (Unused)
+   * @param argv The arguments. (Unused)
+   *
+   * EXAMPLES:
+   * ```cpp
+   * print_help("sunshine", 0, nullptr);
+   * ```
+   */
+  int
+  help(const char *name, int argc, char *argv[]) {
+    print_help(name);
+    return 0;
+  }
+
+  /**
+   * @brief Print the version to stdout, then exit.
+   * @param name The name of the program. (Unused)
+   * @param argc The number of arguments. (Unused)
+   * @param argv The arguments. (Unused)
+   *
+   * EXAMPLES:
+   * ```cpp
+   * version("sunshine", 0, nullptr);
+   * ```
+   */
+  int
+  version(const char *name, int argc, char *argv[]) {
+    std::cout << PROJECT_NAME << " version: v" << PROJECT_VER << std::endl;
+    return 0;
+  }
+
+#ifdef _WIN32
+  /**
+   * @brief Restore global NVIDIA control panel settings.
+   *
+   * If Sunshine was improperly terminated, this function restores
+   * the global NVIDIA control panel settings to the undo file left
+   * by Sunshine. This function is typically called by the uninstaller.
+   *
+   * @param name The name of the program. (Unused)
+   * @param argc The number of arguments. (Unused)
+   * @param argv The arguments. (Unused)
+   *
+   * EXAMPLES:
+   * ```cpp
+   * restore_nvprefs_undo("sunshine", 0, nullptr);
+   * ```
+   */
+  int
+  restore_nvprefs_undo(const char *name, int argc, char *argv[]) {
+    if (nvprefs_instance.load()) {
+      nvprefs_instance.restore_from_and_delete_undo_file_if_exists();
+      nvprefs_instance.unload();
+    }
+    return 0;
+  }
+#endif
+}  // namespace args
+
+namespace lifetime {
+  char **argv;
+  std::atomic_int desired_exit_code;
+
+  /**
+   * @brief Terminates Sunshine gracefully with the provided exit code.
+   * @param exit_code The exit code to return from main().
+   * @param async Specifies whether our termination will be non-blocking.
+   */
+  void
+  exit_sunshine(int exit_code, bool async) {
+    // Store the exit code of the first exit_sunshine() call
+    int zero = 0;
+    desired_exit_code.compare_exchange_strong(zero, exit_code);
+
+    // Raise SIGINT to start termination
+    std::raise(SIGINT);
+
+    // Termination will happen asynchronously, but the caller may
+    // have wanted synchronous behavior.
+    while (!async) {
+      std::this_thread::sleep_for(1s);
+    }
+  }
+
+  /**
+   * @brief Gets the argv array passed to main().
+   */
+  char **
+  get_argv() {
+    return argv;
+  }
+}  // namespace lifetime
+
+#ifdef _WIN32
+/**
+ * @brief Check if NVIDIA's GameStream software is running.
+ * @return `true` if GameStream is enabled, `false` otherwise.
+ */
+bool
+is_gamestream_enabled() {
+  DWORD enabled;
+  DWORD size = sizeof(enabled);
+  return RegGetValueW(
+           HKEY_LOCAL_MACHINE,
+           L"SOFTWARE\\NVIDIA Corporation\\NvStream",
+           L"EnableStreaming",
+           RRF_RT_REG_DWORD,
+           nullptr,
+           &enabled,
+           &size) == ERROR_SUCCESS &&
+         enabled != 0;
+}
+
+namespace service_ctrl {
+  class service_controller {
+  public:
+    /**
+     * @brief Constructor for service_controller class.
+     * @param service_desired_access SERVICE_* desired access flags.
+     */
+    service_controller(DWORD service_desired_access) {
+      scm_handle = OpenSCManagerA(nullptr, nullptr, SC_MANAGER_CONNECT);
+      if (!scm_handle) {
+        auto winerr = GetLastError();
+        BOOST_LOG(error) << "OpenSCManager() failed: "sv << winerr;
+        return;
+      }
+
+      service_handle = OpenServiceA(scm_handle, "SunshineService", service_desired_access);
+      if (!service_handle) {
+        auto winerr = GetLastError();
+        BOOST_LOG(error) << "OpenService() failed: "sv << winerr;
+        return;
+      }
+    }
+
+    ~service_controller() {
+      if (service_handle) {
+        CloseServiceHandle(service_handle);
+      }
+
+      if (scm_handle) {
+        CloseServiceHandle(scm_handle);
+      }
+    }
+
+    /**
+     * @brief Asynchronously starts the Sunshine service.
+     */
+    bool
+    start_service() {
+      if (!service_handle) {
+        return false;
+      }
+
+      if (!StartServiceA(service_handle, 0, nullptr)) {
+        auto winerr = GetLastError();
+        if (winerr != ERROR_SERVICE_ALREADY_RUNNING) {
+          BOOST_LOG(error) << "StartService() failed: "sv << winerr;
+          return false;
+        }
+      }
+
+      return true;
+    }
+
+    /**
+     * @brief Query the service status.
+     * @param status The SERVICE_STATUS struct to populate.
+     */
+    bool
+    query_service_status(SERVICE_STATUS &status) {
+      if (!service_handle) {
+        return false;
+      }
+
+      if (!QueryServiceStatus(service_handle, &status)) {
+        auto winerr = GetLastError();
+        BOOST_LOG(error) << "QueryServiceStatus() failed: "sv << winerr;
+        return false;
+      }
+
+      return true;
+    }
+
+  private:
+    SC_HANDLE scm_handle = NULL;
+    SC_HANDLE service_handle = NULL;
+  };
+
+  /**
+   * @brief Check if the service is running.
+   *
+   * EXAMPLES:
+   * ```cpp
+   * is_service_running();
+   * ```
+   */
+  bool
+  is_service_running() {
+    service_controller sc { SERVICE_QUERY_STATUS };
+
+    SERVICE_STATUS status;
+    if (!sc.query_service_status(status)) {
+      return false;
+    }
+
+    return status.dwCurrentState == SERVICE_RUNNING;
+  }
+
+  /**
+   * @brief Start the service and wait for startup to complete.
+   *
+   * EXAMPLES:
+   * ```cpp
+   * start_service();
+   * ```
+   */
+  bool
+  start_service() {
+    service_controller sc { SERVICE_QUERY_STATUS | SERVICE_START };
+
+    std::cout << "Starting Sunshine..."sv;
+
+    // This operation is asynchronous, so we must wait for it to complete
+    if (!sc.start_service()) {
+      return false;
+    }
+
+    SERVICE_STATUS status;
+    do {
+      Sleep(1000);
+      std::cout << '.';
+    } while (sc.query_service_status(status) && status.dwCurrentState == SERVICE_START_PENDING);
+
+    if (status.dwCurrentState != SERVICE_RUNNING) {
+      BOOST_LOG(error) << SERVICE_NAME " failed to start: "sv << status.dwWin32ExitCode;
+      return false;
+    }
+
+    std::cout << std::endl;
+    return true;
+  }
+
+  /**
+   * @brief Wait for the UI to be ready after Sunshine startup.
+   *
+   * EXAMPLES:
+   * ```cpp
+   * wait_for_ui_ready();
+   * ```
+   */
+  bool
+  wait_for_ui_ready() {
+    std::cout << "Waiting for Web UI to be ready...";
+
+    // Wait up to 30 seconds for the web UI to start
+    for (int i = 0; i < 30; i++) {
+      PMIB_TCPTABLE tcp_table = nullptr;
+      ULONG table_size = 0;
+      ULONG err;
+
+      auto fg = util::fail_guard([&tcp_table]() {
+        free(tcp_table);
+      });
+
+      do {
+        // Query all open TCP sockets to look for our web UI port
+        err = GetTcpTable(tcp_table, &table_size, false);
+        if (err == ERROR_INSUFFICIENT_BUFFER) {
+          free(tcp_table);
+          tcp_table = (PMIB_TCPTABLE) malloc(table_size);
+        }
+      } while (err == ERROR_INSUFFICIENT_BUFFER);
+
+      if (err != NO_ERROR) {
+        BOOST_LOG(error) << "Failed to query TCP table: "sv << err;
+        return false;
+      }
+
+      uint16_t port_nbo = htons(net::map_port(confighttp::PORT_HTTPS));
+      for (DWORD i = 0; i < tcp_table->dwNumEntries; i++) {
+        auto &entry = tcp_table->table[i];
+
+        // Look for our port in the listening state
+        if (entry.dwLocalPort == port_nbo && entry.dwState == MIB_TCP_STATE_LISTEN) {
+          std::cout << std::endl;
+          return true;
+        }
+      }
+
+      Sleep(1000);
+      std::cout << '.';
+    }
+
+    std::cout << "timed out"sv << std::endl;
+    return false;
+  }
+}  // namespace service_ctrl
+#endif
diff --git a/src/entry_handler.h b/src/entry_handler.h
new file mode 100644
index 00000000000..c58d0325d70
--- /dev/null
+++ b/src/entry_handler.h
@@ -0,0 +1,60 @@
+/**
+ * @file entry_handler.h
+ * @brief Header file for entry point functions.
+ */
+#pragma once
+
+// standard includes
+#include <atomic>
+#include <string_view>
+
+// local includes
+#include "thread_pool.h"
+#include "thread_safe.h"
+
+// functions
+void
+launch_ui();
+void
+launch_ui_with_path(std::string path);
+
+#ifdef _WIN32
+// windows only functions
+bool
+is_gamestream_enabled();
+#endif
+
+namespace args {
+  int
+  creds(const char *name, int argc, char *argv[]);
+  int
+  help(const char *name, int argc, char *argv[]);
+  int
+  version(const char *name, int argc, char *argv[]);
+#ifdef _WIN32
+  int
+  restore_nvprefs_undo(const char *name, int argc, char *argv[]);
+#endif
+}  // namespace args
+
+namespace lifetime {
+  extern char **argv;
+  extern std::atomic_int desired_exit_code;
+  void
+  exit_sunshine(int exit_code, bool async);
+  char **
+  get_argv();
+}  // namespace lifetime
+
+#ifdef _WIN32
+namespace service_ctrl {
+  bool
+  is_service_running();
+
+  bool
+  start_service();
+
+  bool
+  wait_for_ui_ready();
+}  // namespace service_ctrl
+#endif
diff --git a/src/globals.cpp b/src/globals.cpp
new file mode 100644
index 00000000000..ae6c7544360
--- /dev/null
+++ b/src/globals.cpp
@@ -0,0 +1,27 @@
+/**
+ * @file globals.cpp
+ * @brief Implementation for globally accessible variables and functions.
+ */
+#include "globals.h"
+
+/**
+ * @brief A process-wide communication mechanism.
+ */
+safe::mail_t mail::man;
+
+/**
+ * @brief A thread pool for processing tasks.
+ */
+thread_pool_util::ThreadPool task_pool;
+
+/**
+ * @brief A boolean flag to indicate whether the cursor should be displayed.
+ */
+bool display_cursor = true;
+
+#ifdef _WIN32
+/**
+ * @brief A global singleton used for NVIDIA control panel modifications.
+ */
+nvprefs::nvprefs_interface nvprefs_instance;
+#endif
diff --git a/src/globals.h b/src/globals.h
new file mode 100644
index 00000000000..a137bc9c4d5
--- /dev/null
+++ b/src/globals.h
@@ -0,0 +1,42 @@
+/**
+ * @file globals.h
+ * @brief Header for globally accessible variables and functions.
+ */
+#pragma once
+
+#include "entry_handler.h"
+#include "thread_pool.h"
+
+extern thread_pool_util::ThreadPool task_pool;
+extern bool display_cursor;
+
+#ifdef _WIN32
+  // Declare global singleton used for NVIDIA control panel modifications
+  #include "platform/windows/nvprefs/nvprefs_interface.h"
+extern nvprefs::nvprefs_interface nvprefs_instance;
+#endif
+
+namespace mail {
+#define MAIL(x)                         \
+  constexpr auto x = std::string_view { \
+    #x                                  \
+  }
+
+  extern safe::mail_t man;
+
+  // Global mail
+  MAIL(shutdown);
+  MAIL(broadcast_shutdown);
+  MAIL(video_packets);
+  MAIL(audio_packets);
+  MAIL(switch_display);
+
+  // Local mail
+  MAIL(touch_port);
+  MAIL(idr);
+  MAIL(invalidate_ref_frames);
+  MAIL(gamepad_feedback);
+  MAIL(hdr);
+#undef MAIL
+
+}  // namespace mail
diff --git a/src/input.cpp b/src/input.cpp
index b7416fffac2..89f7291f11a 100644
--- a/src/input.cpp
+++ b/src/input.cpp
@@ -17,9 +17,9 @@ extern "C" {
 #include <unordered_map>
 
 #include "config.h"
+#include "globals.h"
 #include "input.h"
 #include "logging.h"
-#include "main.h"
 #include "platform/common.h"
 #include "thread_pool.h"
 #include "utility.h"
diff --git a/src/main.cpp b/src/main.cpp
index 1d1bb305398..cbe481ee2e9 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -5,31 +5,22 @@
 
 // standard includes
 #include <csignal>
-#include <filesystem>
 #include <fstream>
 #include <iostream>
-#include <thread>
 
 // lib includes
-#include <boost/log/attributes/clock.hpp>
-#include <boost/log/common.hpp>
 #include <boost/log/expressions.hpp>
-#include <boost/log/sinks.hpp>
-#include <boost/log/sources/severity_logger.hpp>
 
 // local includes
-#include "config.h"
 #include "confighttp.h"
+#include "entry_handler.h"
+#include "globals.h"
 #include "httpcommon.h"
 #include "logging.h"
 #include "main.h"
-#include "network.h"
 #include "nvhttp.h"
-#include "platform/common.h"
 #include "process.h"
-#include "rtsp.h"
 #include "system_tray.h"
-#include "thread_pool.h"
 #include "upnp.h"
 #include "version.h"
 #include "video.h"
@@ -37,26 +28,11 @@
 extern "C" {
 #include <libavutil/log.h>
 #include <rs.h>
-
-#ifdef _WIN32
-  #include <iphlpapi.h>
-#endif
 }
 
-safe::mail_t mail::man;
-
 using namespace std::literals;
 namespace bl = boost::log;
 
-#ifdef _WIN32
-// Define global singleton used for NVIDIA control panel modifications
-nvprefs::nvprefs_interface nvprefs_instance;
-#endif
-
-thread_pool_util::ThreadPool task_pool;
-
-bool display_cursor = true;
-
 struct NoDelete {
   void
   operator()(void *) {}
@@ -64,309 +40,6 @@ struct NoDelete {
 
 BOOST_LOG_ATTRIBUTE_KEYWORD(severity, "Severity", int)
 
-namespace help {
-  int
-  entry(const char *name, int argc, char *argv[]) {
-    print_help(name);
-    return 0;
-  }
-}  // namespace help
-
-namespace version {
-  int
-  entry(const char *name, int argc, char *argv[]) {
-    std::cout << PROJECT_NAME << " version: v" << PROJECT_VER << std::endl;
-    return 0;
-  }
-}  // namespace version
-
-#ifdef _WIN32
-namespace restore_nvprefs_undo {
-  int
-  entry(const char *name, int argc, char *argv[]) {
-    // Restore global NVIDIA control panel settings to the undo file
-    // left by improper termination of sunshine.exe, if it exists.
-    // This entry point is typically called by the uninstaller.
-    if (nvprefs_instance.load()) {
-      nvprefs_instance.restore_from_and_delete_undo_file_if_exists();
-      nvprefs_instance.unload();
-    }
-    return 0;
-  }
-}  // namespace restore_nvprefs_undo
-#endif
-
-namespace lifetime {
-  static char **argv;
-  static std::atomic_int desired_exit_code;
-
-  /**
-   * @brief Terminates Sunshine gracefully with the provided exit code.
-   * @param exit_code The exit code to return from main().
-   * @param async Specifies whether our termination will be non-blocking.
-   */
-  void
-  exit_sunshine(int exit_code, bool async) {
-    // Store the exit code of the first exit_sunshine() call
-    int zero = 0;
-    desired_exit_code.compare_exchange_strong(zero, exit_code);
-
-    // Raise SIGINT to start termination
-    std::raise(SIGINT);
-
-    // Termination will happen asynchronously, but the caller may
-    // have wanted synchronous behavior.
-    while (!async) {
-      std::this_thread::sleep_for(1s);
-    }
-  }
-
-  /**
-   * @brief Gets the argv array passed to main().
-   */
-  char **
-  get_argv() {
-    return argv;
-  }
-}  // namespace lifetime
-
-#ifdef _WIN32
-namespace service_ctrl {
-  class service_controller {
-  public:
-    /**
-     * @brief Constructor for service_controller class.
-     * @param service_desired_access SERVICE_* desired access flags.
-     */
-    service_controller(DWORD service_desired_access) {
-      scm_handle = OpenSCManagerA(nullptr, nullptr, SC_MANAGER_CONNECT);
-      if (!scm_handle) {
-        auto winerr = GetLastError();
-        BOOST_LOG(error) << "OpenSCManager() failed: "sv << winerr;
-        return;
-      }
-
-      service_handle = OpenServiceA(scm_handle, "SunshineService", service_desired_access);
-      if (!service_handle) {
-        auto winerr = GetLastError();
-        BOOST_LOG(error) << "OpenService() failed: "sv << winerr;
-        return;
-      }
-    }
-
-    ~service_controller() {
-      if (service_handle) {
-        CloseServiceHandle(service_handle);
-      }
-
-      if (scm_handle) {
-        CloseServiceHandle(scm_handle);
-      }
-    }
-
-    /**
-     * @brief Asynchronously starts the Sunshine service.
-     */
-    bool
-    start_service() {
-      if (!service_handle) {
-        return false;
-      }
-
-      if (!StartServiceA(service_handle, 0, nullptr)) {
-        auto winerr = GetLastError();
-        if (winerr != ERROR_SERVICE_ALREADY_RUNNING) {
-          BOOST_LOG(error) << "StartService() failed: "sv << winerr;
-          return false;
-        }
-      }
-
-      return true;
-    }
-
-    /**
-     * @brief Query the service status.
-     * @param status The SERVICE_STATUS struct to populate.
-     */
-    bool
-    query_service_status(SERVICE_STATUS &status) {
-      if (!service_handle) {
-        return false;
-      }
-
-      if (!QueryServiceStatus(service_handle, &status)) {
-        auto winerr = GetLastError();
-        BOOST_LOG(error) << "QueryServiceStatus() failed: "sv << winerr;
-        return false;
-      }
-
-      return true;
-    }
-
-  private:
-    SC_HANDLE scm_handle = NULL;
-    SC_HANDLE service_handle = NULL;
-  };
-
-  /**
-   * @brief Check if the service is running.
-   *
-   * EXAMPLES:
-   * ```cpp
-   * is_service_running();
-   * ```
-   */
-  bool
-  is_service_running() {
-    service_controller sc { SERVICE_QUERY_STATUS };
-
-    SERVICE_STATUS status;
-    if (!sc.query_service_status(status)) {
-      return false;
-    }
-
-    return status.dwCurrentState == SERVICE_RUNNING;
-  }
-
-  /**
-   * @brief Start the service and wait for startup to complete.
-   *
-   * EXAMPLES:
-   * ```cpp
-   * start_service();
-   * ```
-   */
-  bool
-  start_service() {
-    service_controller sc { SERVICE_QUERY_STATUS | SERVICE_START };
-
-    std::cout << "Starting Sunshine..."sv;
-
-    // This operation is asynchronous, so we must wait for it to complete
-    if (!sc.start_service()) {
-      return false;
-    }
-
-    SERVICE_STATUS status;
-    do {
-      Sleep(1000);
-      std::cout << '.';
-    } while (sc.query_service_status(status) && status.dwCurrentState == SERVICE_START_PENDING);
-
-    if (status.dwCurrentState != SERVICE_RUNNING) {
-      BOOST_LOG(error) << SERVICE_NAME " failed to start: "sv << status.dwWin32ExitCode;
-      return false;
-    }
-
-    std::cout << std::endl;
-    return true;
-  }
-
-  /**
-   * @brief Wait for the UI to be ready after Sunshine startup.
-   *
-   * EXAMPLES:
-   * ```cpp
-   * wait_for_ui_ready();
-   * ```
-   */
-  bool
-  wait_for_ui_ready() {
-    std::cout << "Waiting for Web UI to be ready...";
-
-    // Wait up to 30 seconds for the web UI to start
-    for (int i = 0; i < 30; i++) {
-      PMIB_TCPTABLE tcp_table = nullptr;
-      ULONG table_size = 0;
-      ULONG err;
-
-      auto fg = util::fail_guard([&tcp_table]() {
-        free(tcp_table);
-      });
-
-      do {
-        // Query all open TCP sockets to look for our web UI port
-        err = GetTcpTable(tcp_table, &table_size, false);
-        if (err == ERROR_INSUFFICIENT_BUFFER) {
-          free(tcp_table);
-          tcp_table = (PMIB_TCPTABLE) malloc(table_size);
-        }
-      } while (err == ERROR_INSUFFICIENT_BUFFER);
-
-      if (err != NO_ERROR) {
-        BOOST_LOG(error) << "Failed to query TCP table: "sv << err;
-        return false;
-      }
-
-      uint16_t port_nbo = htons(net::map_port(confighttp::PORT_HTTPS));
-      for (DWORD i = 0; i < tcp_table->dwNumEntries; i++) {
-        auto &entry = tcp_table->table[i];
-
-        // Look for our port in the listening state
-        if (entry.dwLocalPort == port_nbo && entry.dwState == MIB_TCP_STATE_LISTEN) {
-          std::cout << std::endl;
-          return true;
-        }
-      }
-
-      Sleep(1000);
-      std::cout << '.';
-    }
-
-    std::cout << "timed out"sv << std::endl;
-    return false;
-  }
-}  // namespace service_ctrl
-
-/**
- * @brief Checks if NVIDIA's GameStream software is running.
- * @return `true` if GameStream is enabled.
- */
-bool
-is_gamestream_enabled() {
-  DWORD enabled;
-  DWORD size = sizeof(enabled);
-  return RegGetValueW(
-           HKEY_LOCAL_MACHINE,
-           L"SOFTWARE\\NVIDIA Corporation\\NvStream",
-           L"EnableStreaming",
-           RRF_RT_REG_DWORD,
-           nullptr,
-           &enabled,
-           &size) == ERROR_SUCCESS &&
-         enabled != 0;
-}
-
-#endif
-
-/**
- * @brief Launch the Web UI.
- *
- * EXAMPLES:
- * ```cpp
- * launch_ui();
- * ```
- */
-void
-launch_ui() {
-  std::string url = "https://localhost:" + std::to_string(net::map_port(confighttp::PORT_HTTPS));
-  platf::open_url(url);
-}
-
-/**
- * @brief Launch the Web UI at a specific endpoint.
- *
- * EXAMPLES:
- * ```cpp
- * launch_ui_with_path("/pin");
- * ```
- */
-void
-launch_ui_with_path(std::string path) {
-  std::string url = "https://localhost:" + std::to_string(net::map_port(confighttp::PORT_HTTPS)) + path;
-  platf::open_url(url);
-}
-
 std::map<int, std::function<void()>> signal_handlers;
 void
 on_signal_forwarder(int sig) {
@@ -381,26 +54,12 @@ on_signal(int sig, FN &&fn) {
   std::signal(sig, on_signal_forwarder);
 }
 
-namespace gen_creds {
-  int
-  entry(const char *name, int argc, char *argv[]) {
-    if (argc < 2 || argv[0] == "help"sv || argv[1] == "help"sv) {
-      print_help(name);
-      return 0;
-    }
-
-    http::save_user_creds(config::sunshine.credentials_file, argv[0], argv[1]);
-
-    return 0;
-  }
-}  // namespace gen_creds
-
 std::map<std::string_view, std::function<int(const char *name, int argc, char **argv)>> cmd_to_func {
-  { "creds"sv, gen_creds::entry },
-  { "help"sv, help::entry },
-  { "version"sv, version::entry },
+  { "creds"sv, args::creds },
+  { "help"sv, args::help },
+  { "version"sv, args::version },
 #ifdef _WIN32
-  { "restore-nvprefs-undo"sv, restore_nvprefs_undo::entry },
+  { "restore-nvprefs-undo"sv, args::restore_nvprefs_undo },
 #endif
 };
 
diff --git a/src/main.h b/src/main.h
index 02a21fd321e..f34ca6cda66 100644
--- a/src/main.h
+++ b/src/main.h
@@ -6,73 +6,6 @@
 // macros
 #pragma once
 
-// standard includes
-#include <filesystem>
-#include <string_view>
-
-// local includes
-#include "thread_pool.h"
-#include "thread_safe.h"
-
-#ifdef _WIN32
-  // Declare global singleton used for NVIDIA control panel modifications
-  #include "platform/windows/nvprefs/nvprefs_interface.h"
-extern nvprefs::nvprefs_interface nvprefs_instance;
-#endif
-
-extern thread_pool_util::ThreadPool task_pool;
-extern bool display_cursor;
-
 // functions
 int
 main(int argc, char *argv[]);
-void
-launch_ui();
-void
-launch_ui_with_path(std::string path);
-
-// namespaces
-namespace mail {
-#define MAIL(x)                         \
-  constexpr auto x = std::string_view { \
-    #x                                  \
-  }
-
-  extern safe::mail_t man;
-
-  // Global mail
-  MAIL(shutdown);
-  MAIL(broadcast_shutdown);
-  MAIL(video_packets);
-  MAIL(audio_packets);
-  MAIL(switch_display);
-
-  // Local mail
-  MAIL(touch_port);
-  MAIL(idr);
-  MAIL(invalidate_ref_frames);
-  MAIL(gamepad_feedback);
-  MAIL(hdr);
-#undef MAIL
-
-}  // namespace mail
-
-namespace lifetime {
-  void
-  exit_sunshine(int exit_code, bool async);
-  char **
-  get_argv();
-}  // namespace lifetime
-
-#ifdef _WIN32
-namespace service_ctrl {
-  bool
-  is_service_running();
-
-  bool
-  start_service();
-
-  bool
-  wait_for_ui_ready();
-}  // namespace service_ctrl
-#endif
diff --git a/src/nvhttp.cpp b/src/nvhttp.cpp
index af211c579b7..b8bddb44bb7 100644
--- a/src/nvhttp.cpp
+++ b/src/nvhttp.cpp
@@ -23,9 +23,9 @@
 #include "config.h"
 #include "crypto.h"
 #include "file_handler.h"
+#include "globals.h"
 #include "httpcommon.h"
 #include "logging.h"
-#include "main.h"
 #include "network.h"
 #include "nvhttp.h"
 #include "platform/common.h"
diff --git a/src/platform/linux/audio.cpp b/src/platform/linux/audio.cpp
index 577287b77ef..e663c811ba2 100644
--- a/src/platform/linux/audio.cpp
+++ b/src/platform/linux/audio.cpp
@@ -4,6 +4,7 @@
  */
 #include <bitset>
 #include <sstream>
+#include <thread>
 
 #include <boost/regex.hpp>
 
@@ -15,7 +16,6 @@
 
 #include "src/config.h"
 #include "src/logging.h"
-#include "src/main.h"
 #include "src/thread_safe.h"
 
 namespace platf {
diff --git a/src/platform/linux/cuda.cpp b/src/platform/linux/cuda.cpp
index 856fecc657a..5b121c70691 100644
--- a/src/platform/linux/cuda.cpp
+++ b/src/platform/linux/cuda.cpp
@@ -3,10 +3,9 @@
  * @brief todo
  */
 #include <bitset>
-
 #include <fcntl.h>
-
 #include <filesystem>
+#include <thread>
 
 #include <NvFBC.h>
 #include <ffnvcodec/dynlink_loader.h>
@@ -20,7 +19,6 @@ extern "C" {
 #include "cuda.h"
 #include "graphics.h"
 #include "src/logging.h"
-#include "src/main.h"
 #include "src/utility.h"
 #include "src/video.h"
 #include "wayland.h"
diff --git a/src/platform/linux/input.cpp b/src/platform/linux/input.cpp
index 43433e58a92..85818110730 100644
--- a/src/platform/linux/input.cpp
+++ b/src/platform/linux/input.cpp
@@ -20,11 +20,11 @@
 #include <cmath>
 #include <cstring>
 #include <filesystem>
+#include <thread>
 
 #include "src/config.h"
 #include "src/input.h"
 #include "src/logging.h"
-#include "src/main.h"
 #include "src/platform/common.h"
 #include "src/utility.h"
 
diff --git a/src/platform/linux/kmsgrab.cpp b/src/platform/linux/kmsgrab.cpp
index a18fc31a823..192482deaa1 100644
--- a/src/platform/linux/kmsgrab.cpp
+++ b/src/platform/linux/kmsgrab.cpp
@@ -13,9 +13,9 @@
 #include <xf86drmMode.h>
 
 #include <filesystem>
+#include <thread>
 
 #include "src/logging.h"
-#include "src/main.h"
 #include "src/platform/common.h"
 #include "src/round_robin.h"
 #include "src/utility.h"
diff --git a/src/platform/linux/misc.cpp b/src/platform/linux/misc.cpp
index 8ead76b0715..ecc5887e0f1 100644
--- a/src/platform/linux/misc.cpp
+++ b/src/platform/linux/misc.cpp
@@ -26,8 +26,8 @@
 #include "graphics.h"
 #include "misc.h"
 #include "src/config.h"
+#include "src/entry_handler.h"
 #include "src/logging.h"
-#include "src/main.h"
 #include "src/platform/common.h"
 #include "vaapi.h"
 
diff --git a/src/platform/linux/wlgrab.cpp b/src/platform/linux/wlgrab.cpp
index 6acde691479..84b69bd0be0 100644
--- a/src/platform/linux/wlgrab.cpp
+++ b/src/platform/linux/wlgrab.cpp
@@ -2,10 +2,11 @@
  * @file src/platform/linux/wlgrab.cpp
  * @brief todo
  */
+#include <thread>
+
 #include "src/platform/common.h"
 
 #include "src/logging.h"
-#include "src/main.h"
 #include "src/video.h"
 
 #include "cuda.h"
diff --git a/src/platform/linux/x11grab.cpp b/src/platform/linux/x11grab.cpp
index 0c1583002b9..1167d3f5809 100644
--- a/src/platform/linux/x11grab.cpp
+++ b/src/platform/linux/x11grab.cpp
@@ -5,6 +5,7 @@
 #include "src/platform/common.h"
 
 #include <fstream>
+#include <thread>
 
 #include <X11/X.h>
 #include <X11/Xlib.h>
@@ -17,8 +18,8 @@
 #include <xcb/xfixes.h>
 
 #include "src/config.h"
+#include "src/globals.h"
 #include "src/logging.h"
-#include "src/main.h"
 #include "src/task_pool.h"
 #include "src/video.h"
 
diff --git a/src/platform/macos/misc.mm b/src/platform/macos/misc.mm
index 0a8bf1b78ae..20c2247e049 100644
--- a/src/platform/macos/misc.mm
+++ b/src/platform/macos/misc.mm
@@ -18,8 +18,8 @@
 #include <pwd.h>
 
 #include "misc.h"
+#include "src/entry_handler.h"
 #include "src/logging.h"
-#include "src/main.h"
 #include "src/platform/common.h"
 
 #include <boost/asio/ip/address.hpp>
diff --git a/src/platform/windows/display_base.cpp b/src/platform/windows/display_base.cpp
index 3ae6e337d26..78c927e7782 100644
--- a/src/platform/windows/display_base.cpp
+++ b/src/platform/windows/display_base.cpp
@@ -5,6 +5,7 @@
 #include <cmath>
 #include <codecvt>
 #include <initguid.h>
+#include <thread>
 
 #include <boost/process.hpp>
 
@@ -16,7 +17,6 @@ typedef long NTSTATUS;
 #include "misc.h"
 #include "src/config.h"
 #include "src/logging.h"
-#include "src/main.h"
 #include "src/platform/common.h"
 #include "src/stat_trackers.h"
 #include "src/video.h"
diff --git a/src/platform/windows/input.cpp b/src/platform/windows/input.cpp
index 144dac1999a..5056c2c7246 100644
--- a/src/platform/windows/input.cpp
+++ b/src/platform/windows/input.cpp
@@ -6,14 +6,15 @@
 #include <windows.h>
 
 #include <cmath>
+#include <thread>
 
 #include <ViGEm/Client.h>
 
 #include "keylayout.h"
 #include "misc.h"
 #include "src/config.h"
+#include "src/globals.h"
 #include "src/logging.h"
-#include "src/main.h"
 #include "src/platform/common.h"
 
 #ifdef __MINGW32__
diff --git a/src/platform/windows/misc.cpp b/src/platform/windows/misc.cpp
index 1bbfe113a38..708fd267484 100644
--- a/src/platform/windows/misc.cpp
+++ b/src/platform/windows/misc.cpp
@@ -35,8 +35,9 @@
 #define NTDDI_VERSION NTDDI_WIN10
 #include <Shlwapi.h>
 
+#include "src/entry_handler.h"
+#include "src/globals.h"
 #include "src/logging.h"
-#include "src/main.h"
 #include "src/platform/common.h"
 #include "src/utility.h"
 #include <iterator>
diff --git a/src/platform/windows/publish.cpp b/src/platform/windows/publish.cpp
index 47c16721e20..6eb4d8948e1 100644
--- a/src/platform/windows/publish.cpp
+++ b/src/platform/windows/publish.cpp
@@ -14,7 +14,6 @@
 #include "misc.h"
 #include "src/config.h"
 #include "src/logging.h"
-#include "src/main.h"
 #include "src/network.h"
 #include "src/nvhttp.h"
 #include "src/platform/common.h"
diff --git a/src/process.cpp b/src/process.cpp
index fef585cdae6..e660e8162a1 100644
--- a/src/process.cpp
+++ b/src/process.cpp
@@ -8,6 +8,7 @@
 
 #include <filesystem>
 #include <string>
+#include <thread>
 #include <vector>
 
 #include <boost/algorithm/string.hpp>
@@ -23,7 +24,6 @@
 #include "config.h"
 #include "crypto.h"
 #include "logging.h"
-#include "main.h"
 #include "platform/common.h"
 #include "system_tray.h"
 #include "utility.h"
diff --git a/src/rtsp.cpp b/src/rtsp.cpp
index 73f224b8ef1..0180fbee37a 100644
--- a/src/rtsp.cpp
+++ b/src/rtsp.cpp
@@ -16,9 +16,9 @@ extern "C" {
 #include <boost/bind.hpp>
 
 #include "config.h"
+#include "globals.h"
 #include "input.h"
 #include "logging.h"
-#include "main.h"
 #include "network.h"
 #include "rtsp.h"
 #include "stream.h"
diff --git a/src/stream.cpp b/src/stream.cpp
index 12fb8663fc8..b9238057b1c 100644
--- a/src/stream.cpp
+++ b/src/stream.cpp
@@ -18,9 +18,9 @@ extern "C" {
 }
 
 #include "config.h"
+#include "globals.h"
 #include "input.h"
 #include "logging.h"
-#include "main.h"
 #include "network.h"
 #include "stat_trackers.h"
 #include "stream.h"
diff --git a/src/system_tray.cpp b/src/system_tray.cpp
index 621ace0cfb9..39131ba30fe 100644
--- a/src/system_tray.cpp
+++ b/src/system_tray.cpp
@@ -38,9 +38,9 @@
   // local includes
   #include "confighttp.h"
   #include "logging.h"
-  #include "main.h"
   #include "platform/common.h"
   #include "process.h"
+  #include "src/entry_handler.h"
   #include "version.h"
 
 using namespace std::literals;
diff --git a/src/upnp.cpp b/src/upnp.cpp
index 55c49aaf67c..f65bcb87cc4 100644
--- a/src/upnp.cpp
+++ b/src/upnp.cpp
@@ -7,8 +7,8 @@
 
 #include "config.h"
 #include "confighttp.h"
+#include "globals.h"
 #include "logging.h"
-#include "main.h"
 #include "network.h"
 #include "nvhttp.h"
 #include "rtsp.h"
diff --git a/src/video.cpp b/src/video.cpp
index e013249880b..636bcf60138 100644
--- a/src/video.cpp
+++ b/src/video.cpp
@@ -19,9 +19,9 @@ extern "C" {
 
 #include "cbs.h"
 #include "config.h"
+#include "globals.h"
 #include "input.h"
 #include "logging.h"
-#include "main.h"
 #include "nvenc/nvenc_base.h"
 #include "platform/common.h"
 #include "sync.h"