diff --git a/Libraries/LibC/arpa/inet.h b/Libraries/LibC/arpa/inet.h
index 634facf8586..28ac7096f97 100644
--- a/Libraries/LibC/arpa/inet.h
+++ b/Libraries/LibC/arpa/inet.h
@@ -37,7 +37,7 @@ __BEGIN_DECLS
 const char* inet_ntop(int af, const void* src, char* dst, socklen_t);
 int inet_pton(int af, const char* src, void* dst);
 
-static inline int inet_aton(const char *cp, struct in_addr *inp)
+static inline int inet_aton(const char* cp, struct in_addr* inp)
 {
     return inet_pton(AF_INET, cp, inp);
 }
diff --git a/Libraries/LibC/dlfcn.cpp b/Libraries/LibC/dlfcn.cpp
index eaa3c5f7dff..4fac569030f 100644
--- a/Libraries/LibC/dlfcn.cpp
+++ b/Libraries/LibC/dlfcn.cpp
@@ -32,8 +32,8 @@
 #include <stdlib.h>
 #include <sys/stat.h>
 
-#include <AK/LexicalPath.h>
 #include <AK/HashMap.h>
+#include <AK/LexicalPath.h>
 #include <AK/RefPtr.h>
 #include <AK/ScopeGuard.h>
 #include <AK/String.h>
@@ -85,7 +85,8 @@ void* dlopen(const char* filename, int flags)
 
     ScopeGuard close_fd_guard([fd]() { close(fd); });
 
-    struct stat file_stats{};
+    struct stat file_stats {
+    };
 
     int ret = fstat(fd, &file_stats);
     if (ret < 0) {
diff --git a/Libraries/LibC/iconv.h b/Libraries/LibC/iconv.h
index 0316549fea5..afcede1e710 100644
--- a/Libraries/LibC/iconv.h
+++ b/Libraries/LibC/iconv.h
@@ -26,8 +26,8 @@
 
 #pragma once
 
-#include <sys/cdefs.h>
 #include <stddef.h>
+#include <sys/cdefs.h>
 
 __BEGIN_DECLS
 
diff --git a/Libraries/LibC/limits.h b/Libraries/LibC/limits.h
index 251cbd043f5..71980f14b0c 100644
--- a/Libraries/LibC/limits.h
+++ b/Libraries/LibC/limits.h
@@ -29,7 +29,7 @@
 #include <bits/stdint.h>
 
 #ifndef PAGE_SIZE
-#define PAGE_SIZE 4096
+#    define PAGE_SIZE 4096
 #endif
 
 #define PATH_MAX 4096
diff --git a/Libraries/LibC/malloc.cpp b/Libraries/LibC/malloc.cpp
index 4e92751e255..e46d7f0d17a 100644
--- a/Libraries/LibC/malloc.cpp
+++ b/Libraries/LibC/malloc.cpp
@@ -43,7 +43,7 @@
 //#define MALLOC_DEBUG
 #define RECYCLE_BIG_ALLOCATIONS
 
-#define MAGIC_PAGE_HEADER 0x42657274 // 'Bert'
+#define MAGIC_PAGE_HEADER 0x42657274     // 'Bert'
 #define MAGIC_BIGALLOC_HEADER 0x42697267 // 'Birg'
 #define PAGE_ROUND_UP(x) ((((size_t)(x)) + PAGE_SIZE - 1) & (~(PAGE_SIZE - 1)))
 
diff --git a/Libraries/LibC/mallocdefs.h b/Libraries/LibC/mallocdefs.h
index 5ebda577978..b445fa671ed 100644
--- a/Libraries/LibC/mallocdefs.h
+++ b/Libraries/LibC/mallocdefs.h
@@ -28,4 +28,3 @@
 
 #define MALLOC_SCRUB_BYTE 0xdc
 #define FREE_SCRUB_BYTE 0xed
-
diff --git a/Libraries/LibC/setjmp.h b/Libraries/LibC/setjmp.h
index 5873b0bdb96..78f3120d147 100644
--- a/Libraries/LibC/setjmp.h
+++ b/Libraries/LibC/setjmp.h
@@ -26,9 +26,9 @@
 
 #pragma once
 
+#include <bits/stdint.h>
 #include <signal.h>
 #include <stdbool.h>
-#include <bits/stdint.h>
 #include <sys/cdefs.h>
 #include <sys/types.h>
 
diff --git a/Libraries/LibC/signal.h b/Libraries/LibC/signal.h
index 14961a66db5..02a617920bd 100644
--- a/Libraries/LibC/signal.h
+++ b/Libraries/LibC/signal.h
@@ -64,7 +64,7 @@ struct sigaction {
 int kill(pid_t, int sig);
 int killpg(int pgrp, int sig);
 sighandler_t signal(int sig, sighandler_t);
-int pthread_sigmask(int how, const sigset_t *set, sigset_t *ol_dset);
+int pthread_sigmask(int how, const sigset_t* set, sigset_t* ol_dset);
 int sigaction(int sig, const struct sigaction* act, struct sigaction* old_act);
 int sigemptyset(sigset_t*);
 int sigfillset(sigset_t*);
diff --git a/Libraries/LibC/spawn.cpp b/Libraries/LibC/spawn.cpp
index c68967fe70c..797c946c686 100644
--- a/Libraries/LibC/spawn.cpp
+++ b/Libraries/LibC/spawn.cpp
@@ -34,14 +34,14 @@
 
 #include <spawn.h>
 
+#include <AK/Function.h>
+#include <AK/Vector.h>
 #include <fcntl.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <unistd.h>
 #include <sys/stat.h>
 #include <sys/types.h>
-#include <AK/Function.h>
-#include <AK/Vector.h>
+#include <unistd.h>
 
 struct posix_spawn_file_actions_state {
     Vector<Function<int()>, 4> actions;
@@ -286,5 +286,4 @@ int posix_spawnattr_setsigmask(posix_spawnattr_t* attr, const sigset_t* sigmask)
     attr->sigmask = *sigmask;
     return 0;
 }
-
 }
diff --git a/Libraries/LibC/stddef.h b/Libraries/LibC/stddef.h
index 17c03e7f971..4f7b7103291 100644
--- a/Libraries/LibC/stddef.h
+++ b/Libraries/LibC/stddef.h
@@ -28,13 +28,13 @@
 
 #ifndef KERNEL
 
-#include <sys/cdefs.h>
+#    include <sys/cdefs.h>
 
-#ifdef __cplusplus
-#    define NULL nullptr
-#else
-#    define NULL ((void*)0)
-#endif
+#    ifdef __cplusplus
+#        define NULL nullptr
+#    else
+#        define NULL ((void*)0)
+#    endif
 
 typedef __PTRDIFF_TYPE__ ptrdiff_t;
 typedef __SIZE_TYPE__ size_t;
diff --git a/Libraries/LibC/stdio.h b/Libraries/LibC/stdio.h
index 6cd9ffe84c0..498c8f82b77 100644
--- a/Libraries/LibC/stdio.h
+++ b/Libraries/LibC/stdio.h
@@ -28,9 +28,9 @@
 
 #define _STDIO_H // Make GMP believe we exist.
 
+#include <bits/FILE.h>
 #include <limits.h>
 #include <stdarg.h>
-#include <bits/FILE.h>
 #include <sys/cdefs.h>
 #include <sys/types.h>
 
diff --git a/Libraries/LibCore/ArgsParser.cpp b/Libraries/LibCore/ArgsParser.cpp
index 8ddbfdd8837..1e168b4d165 100644
--- a/Libraries/LibCore/ArgsParser.cpp
+++ b/Libraries/LibCore/ArgsParser.cpp
@@ -334,7 +334,7 @@ void ArgsParser::add_positional_argument(double& value, const char* help_string,
         required == Required::Yes ? 1 : 0,
         1,
         [&value](const char* s) {
-            char *p;
+            char* p;
             double v = strtod(s, &p);
             bool valid_value = !isnan(v) && p != s;
             if (valid_value) {
diff --git a/Libraries/LibCore/ElapsedTimer.h b/Libraries/LibCore/ElapsedTimer.h
index 7db9ff0bb7f..9f742852165 100644
--- a/Libraries/LibCore/ElapsedTimer.h
+++ b/Libraries/LibCore/ElapsedTimer.h
@@ -32,7 +32,7 @@ namespace Core {
 
 class ElapsedTimer {
 public:
-    ElapsedTimer() {}
+    ElapsedTimer() { }
 
     bool is_valid() const { return m_valid; }
     void start();
diff --git a/Libraries/LibCore/MimeData.h b/Libraries/LibCore/MimeData.h
index 70f226e45a0..0d541fcf571 100644
--- a/Libraries/LibCore/MimeData.h
+++ b/Libraries/LibCore/MimeData.h
@@ -37,7 +37,7 @@ class MimeData : public Object {
     C_OBJECT(MimeData);
 
 public:
-    virtual ~MimeData() {}
+    virtual ~MimeData() { }
 
     ByteBuffer data(const String& mime_type) const { return m_data.get(mime_type).value_or({}); }
     void set_data(const String& mime_type, const ByteBuffer& data) { m_data.set(mime_type, data); }
@@ -56,7 +56,7 @@ public:
     void set_urls(const Vector<URL>&);
 
 private:
-    MimeData() {}
+    MimeData() { }
 
     HashMap<String, ByteBuffer> m_data;
 };
diff --git a/Libraries/LibCore/UDPServer.cpp b/Libraries/LibCore/UDPServer.cpp
index 6f8e23258ca..f122db2a519 100644
--- a/Libraries/LibCore/UDPServer.cpp
+++ b/Libraries/LibCore/UDPServer.cpp
@@ -69,7 +69,7 @@ bool UDPServer::bind(const IPv4Address& address, u16 port)
     rc = ::bind(m_fd, (const sockaddr*)&in, sizeof(in));
     ASSERT(rc == 0);
     m_bound = true;
-    
+
     m_notifier = Notifier::construct(m_fd, Notifier::Event::Read, this);
     m_notifier->on_ready_to_read = [this] {
         if (on_ready_to_receive)
diff --git a/Libraries/LibCrypto/Checksum/Adler32.h b/Libraries/LibCrypto/Checksum/Adler32.h
index 1460d469f84..7b33ecae24c 100644
--- a/Libraries/LibCrypto/Checksum/Adler32.h
+++ b/Libraries/LibCrypto/Checksum/Adler32.h
@@ -34,7 +34,7 @@ namespace Crypto::Checksum {
 
 class Adler32 : public ChecksumFunction<u32> {
 public:
-    Adler32() {}
+    Adler32() { }
     Adler32(ReadonlyBytes data)
     {
         update(data);
diff --git a/Libraries/LibCrypto/Checksum/CRC32.h b/Libraries/LibCrypto/Checksum/CRC32.h
index bf763898364..df6d17ec164 100644
--- a/Libraries/LibCrypto/Checksum/CRC32.h
+++ b/Libraries/LibCrypto/Checksum/CRC32.h
@@ -54,7 +54,8 @@ struct Table {
         }
     }
 
-    constexpr u32 operator[](int index) const {
+    constexpr u32 operator[](int index) const
+    {
         return data[index];
     }
 };
@@ -63,7 +64,7 @@ constexpr static auto table = Table();
 
 class CRC32 : public ChecksumFunction<u32> {
 public:
-    CRC32() {}
+    CRC32() { }
     CRC32(ReadonlyBytes data)
     {
         update(data);
diff --git a/Libraries/LibDesktop/Launcher.cpp b/Libraries/LibDesktop/Launcher.cpp
index 39b68888106..92dd92c6fba 100644
--- a/Libraries/LibDesktop/Launcher.cpp
+++ b/Libraries/LibDesktop/Launcher.cpp
@@ -74,7 +74,7 @@ private:
         : IPC::ServerConnection<LaunchClientEndpoint, LaunchServerEndpoint>(*this, "/tmp/portal/launch")
     {
     }
-    virtual void handle(const Messages::LaunchClient::Dummy&) override {}
+    virtual void handle(const Messages::LaunchClient::Dummy&) override { }
 };
 
 bool Launcher::open(const URL& url, const String& handler_name)
diff --git a/Libraries/LibDesktop/Launcher.h b/Libraries/LibDesktop/Launcher.h
index 3a42b1ae82f..40189abf41e 100644
--- a/Libraries/LibDesktop/Launcher.h
+++ b/Libraries/LibDesktop/Launcher.h
@@ -43,7 +43,7 @@ public:
         UserDefault
     };
 
-    struct Details: public RefCounted<Details> {
+    struct Details : public RefCounted<Details> {
 
         String name;
         String executable;
diff --git a/Libraries/LibELF/DynamicObject.h b/Libraries/LibELF/DynamicObject.h
index 5e251a56f9e..0989c7d3ec1 100644
--- a/Libraries/LibELF/DynamicObject.h
+++ b/Libraries/LibELF/DynamicObject.h
@@ -52,7 +52,7 @@ public:
         {
         }
 
-        ~DynamicEntry() {}
+        ~DynamicEntry() { }
 
         Elf32_Sword tag() const { return m_dyn.d_tag; }
         Elf32_Addr ptr() const { return m_dyn.d_un.d_ptr; }
@@ -71,7 +71,7 @@ public:
         {
         }
 
-        ~Symbol() {}
+        ~Symbol() { }
 
         const char* name() const { return m_dynamic.symbol_string_table_string(m_sym.st_name); }
         unsigned section_index() const { return m_sym.st_shndx; }
@@ -99,7 +99,7 @@ public:
             , m_name(name)
         {
         }
-        ~Section() {}
+        ~Section() { }
 
         const char* name() const { return m_name; }
         unsigned offset() const { return m_section_offset; }
@@ -140,7 +140,7 @@ public:
         {
         }
 
-        ~Relocation() {}
+        ~Relocation() { }
 
         unsigned offset_in_section() const { return m_offset_in_section; }
         unsigned offset() const { return m_rel.r_offset; }
diff --git a/Libraries/LibELF/Loader.h b/Libraries/LibELF/Loader.h
index c9f4d3435d5..7a0b9c82d83 100644
--- a/Libraries/LibELF/Loader.h
+++ b/Libraries/LibELF/Loader.h
@@ -45,7 +45,7 @@ namespace ELF {
 
 class Loader : public RefCounted<Loader> {
 public:
-    static NonnullRefPtr<Loader> create(const u8* data, size_t size, bool verbose_logging=true) { return adopt(*new Loader(data, size, verbose_logging)); }
+    static NonnullRefPtr<Loader> create(const u8* data, size_t size, bool verbose_logging = true) { return adopt(*new Loader(data, size, verbose_logging)); }
     ~Loader();
 
     bool load();
diff --git a/Libraries/LibELF/Validation.cpp b/Libraries/LibELF/Validation.cpp
index 8f36eb83949..62229f923f5 100644
--- a/Libraries/LibELF/Validation.cpp
+++ b/Libraries/LibELF/Validation.cpp
@@ -26,8 +26,8 @@
 
 #include <AK/Assertions.h>
 #include <AK/String.h>
-#include <LibELF/exec_elf.h>
 #include <LibELF/Validation.h>
+#include <LibELF/exec_elf.h>
 
 namespace ELF {
 
diff --git a/Libraries/LibELF/Validation.h b/Libraries/LibELF/Validation.h
index 85495ce09ab..a14ea3b87bf 100644
--- a/Libraries/LibELF/Validation.h
+++ b/Libraries/LibELF/Validation.h
@@ -30,7 +30,7 @@
 
 namespace ELF {
 
-bool validate_elf_header(const Elf32_Ehdr& elf_header, size_t file_size, bool verbose=true);
+bool validate_elf_header(const Elf32_Ehdr& elf_header, size_t file_size, bool verbose = true);
 bool validate_program_headers(const Elf32_Ehdr& elf_header, size_t file_size, u8* buffer, size_t buffer_size, String& interpreter_path);
 
 } // end namespace ELF
diff --git a/Libraries/LibGUI/AboutDialog.cpp b/Libraries/LibGUI/AboutDialog.cpp
index 198da74d4b4..34799cce6f4 100644
--- a/Libraries/LibGUI/AboutDialog.cpp
+++ b/Libraries/LibGUI/AboutDialog.cpp
@@ -29,8 +29,8 @@
 #include <LibGUI/AboutDialog.h>
 #include <LibGUI/BoxLayout.h>
 #include <LibGUI/Button.h>
-#include <LibGUI/Label.h>
 #include <LibGUI/ImageWidget.h>
+#include <LibGUI/Label.h>
 #include <LibGUI/Widget.h>
 #include <LibGfx/Font.h>
 
diff --git a/Libraries/LibGUI/ActionGroup.h b/Libraries/LibGUI/ActionGroup.h
index 0d538a4ea1b..fe087714d54 100644
--- a/Libraries/LibGUI/ActionGroup.h
+++ b/Libraries/LibGUI/ActionGroup.h
@@ -34,8 +34,8 @@ namespace GUI {
 
 class ActionGroup : public Weakable<ActionGroup> {
 public:
-    ActionGroup() {}
-    ~ActionGroup() {}
+    ActionGroup() { }
+    ~ActionGroup() { }
 
     void add_action(Action&);
     void remove_action(Action&);
diff --git a/Libraries/LibGUI/BoxLayout.h b/Libraries/LibGUI/BoxLayout.h
index 7ddbaffdd3a..021168670c7 100644
--- a/Libraries/LibGUI/BoxLayout.h
+++ b/Libraries/LibGUI/BoxLayout.h
@@ -34,8 +34,9 @@ namespace GUI {
 
 class BoxLayout : public Layout {
     C_OBJECT(BoxLayout);
+
 public:
-    virtual ~BoxLayout() override {}
+    virtual ~BoxLayout() override { }
 
     Gfx::Orientation orientation() const { return m_orientation; }
 
@@ -50,22 +51,24 @@ private:
 
 class VerticalBoxLayout final : public BoxLayout {
     C_OBJECT(VerticalBoxLayout);
+
 public:
     explicit VerticalBoxLayout()
         : BoxLayout(Gfx::Orientation::Vertical)
     {
     }
-    virtual ~VerticalBoxLayout() override {}
+    virtual ~VerticalBoxLayout() override { }
 };
 
 class HorizontalBoxLayout final : public BoxLayout {
     C_OBJECT(HorizontalBoxLayout);
+
 public:
     explicit HorizontalBoxLayout()
         : BoxLayout(Gfx::Orientation::Horizontal)
     {
     }
-    virtual ~HorizontalBoxLayout() override {}
+    virtual ~HorizontalBoxLayout() override { }
 };
 
 }
diff --git a/Libraries/LibGUI/Button.h b/Libraries/LibGUI/Button.h
index 5ada722f3ae..42b53abbdfc 100644
--- a/Libraries/LibGUI/Button.h
+++ b/Libraries/LibGUI/Button.h
@@ -28,10 +28,10 @@
 
 #include <AK/Function.h>
 #include <AK/String.h>
+#include <LibGUI/AbstractButton.h>
 #include <LibGfx/Bitmap.h>
 #include <LibGfx/StylePainter.h>
 #include <LibGfx/TextAlignment.h>
-#include <LibGUI/AbstractButton.h>
 
 namespace GUI {
 
diff --git a/Libraries/LibGUI/ColorPicker.cpp b/Libraries/LibGUI/ColorPicker.cpp
index f358d22455a..a74a0dc0314 100644
--- a/Libraries/LibGUI/ColorPicker.cpp
+++ b/Libraries/LibGUI/ColorPicker.cpp
@@ -128,7 +128,6 @@ public:
 private:
     CustomColorWidget(Color);
 
-
     RefPtr<ColorField> m_color_field;
     RefPtr<ColorSlider> m_color_slider;
 };
diff --git a/Libraries/LibGUI/ComboBox.cpp b/Libraries/LibGUI/ComboBox.cpp
index 089fb560b14..e9833ec9eb8 100644
--- a/Libraries/LibGUI/ComboBox.cpp
+++ b/Libraries/LibGUI/ComboBox.cpp
@@ -127,7 +127,7 @@ ComboBox::ComboBox()
         m_list_view->set_activates_on_selection(false);
         close();
     };
-    
+
     m_list_view->on_escape_pressed = [this] {
         close();
     };
diff --git a/Libraries/LibGUI/Command.h b/Libraries/LibGUI/Command.h
index 5bf13e1f759..9ff6a0aad97 100644
--- a/Libraries/LibGUI/Command.h
+++ b/Libraries/LibGUI/Command.h
@@ -34,13 +34,13 @@ class Command {
 public:
     virtual ~Command();
 
-    virtual void undo() {}
-    virtual void redo() {}
+    virtual void undo() { }
+    virtual void redo() { }
 
     String action_text() const { return m_action_text; }
 
 protected:
-    Command() {}
+    Command() { }
     void set_action_text(const String& text) { m_action_text = text; }
 
 private:
diff --git a/Libraries/LibGUI/CppSyntaxHighlighter.h b/Libraries/LibGUI/CppSyntaxHighlighter.h
index a96b5febe90..a67ca78cf23 100644
--- a/Libraries/LibGUI/CppSyntaxHighlighter.h
+++ b/Libraries/LibGUI/CppSyntaxHighlighter.h
@@ -32,7 +32,7 @@ namespace GUI {
 
 class CppSyntaxHighlighter final : public SyntaxHighlighter {
 public:
-    CppSyntaxHighlighter() {}
+    CppSyntaxHighlighter() { }
     virtual ~CppSyntaxHighlighter() override;
 
     virtual bool is_identifier(void*) const override;
diff --git a/Libraries/LibGUI/FontDatabase.cpp b/Libraries/LibGUI/FontDatabase.cpp
index fd038588fee..8826f407949 100644
--- a/Libraries/LibGUI/FontDatabase.cpp
+++ b/Libraries/LibGUI/FontDatabase.cpp
@@ -26,8 +26,8 @@
 
 #include <AK/QuickSort.h>
 #include <LibCore/DirIterator.h>
-#include <LibGfx/Font.h>
 #include <LibGUI/FontDatabase.h>
+#include <LibGfx/Font.h>
 #include <dirent.h>
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/Libraries/LibGUI/Frame.h b/Libraries/LibGUI/Frame.h
index 6d94112423f..746cb16a049 100644
--- a/Libraries/LibGUI/Frame.h
+++ b/Libraries/LibGUI/Frame.h
@@ -26,8 +26,8 @@
 
 #pragma once
 
-#include <LibGfx/StylePainter.h>
 #include <LibGUI/Widget.h>
+#include <LibGfx/StylePainter.h>
 
 namespace GUI {
 
diff --git a/Libraries/LibGUI/INISyntaxHighlighter.h b/Libraries/LibGUI/INISyntaxHighlighter.h
index 3425ed96172..14f80d89c9d 100644
--- a/Libraries/LibGUI/INISyntaxHighlighter.h
+++ b/Libraries/LibGUI/INISyntaxHighlighter.h
@@ -32,7 +32,7 @@ namespace GUI {
 
 class IniSyntaxHighlighter final : public SyntaxHighlighter {
 public:
-    IniSyntaxHighlighter() {}
+    IniSyntaxHighlighter() { }
     virtual ~IniSyntaxHighlighter() override;
 
     virtual bool is_identifier(void*) const override;
diff --git a/Libraries/LibGUI/Icon.h b/Libraries/LibGUI/Icon.h
index 9c150b18cd3..2f18ba34560 100644
--- a/Libraries/LibGUI/Icon.h
+++ b/Libraries/LibGUI/Icon.h
@@ -36,13 +36,13 @@ namespace GUI {
 class IconImpl : public RefCounted<IconImpl> {
 public:
     static NonnullRefPtr<IconImpl> create() { return adopt(*new IconImpl); }
-    ~IconImpl() {}
+    ~IconImpl() { }
 
     const Gfx::Bitmap* bitmap_for_size(int) const;
     void set_bitmap_for_size(int, RefPtr<Gfx::Bitmap>&&);
 
 private:
-    IconImpl() {}
+    IconImpl() { }
     HashMap<int, RefPtr<Gfx::Bitmap>> m_bitmaps;
 };
 
@@ -53,7 +53,7 @@ public:
     explicit Icon(RefPtr<Gfx::Bitmap>&&, RefPtr<Gfx::Bitmap>&&);
     explicit Icon(const IconImpl&);
     Icon(const Icon&);
-    ~Icon() {}
+    ~Icon() { }
 
     static Icon default_icon(const StringView&);
 
diff --git a/Libraries/LibGUI/Label.h b/Libraries/LibGUI/Label.h
index 930bfe68bbf..bcc95f60bda 100644
--- a/Libraries/LibGUI/Label.h
+++ b/Libraries/LibGUI/Label.h
@@ -26,8 +26,8 @@
 
 #pragma once
 
-#include <LibGfx/TextAlignment.h>
 #include <LibGUI/Frame.h>
+#include <LibGfx/TextAlignment.h>
 
 namespace GUI {
 
diff --git a/Libraries/LibGUI/Margins.h b/Libraries/LibGUI/Margins.h
index fc25e58cf36..330f519e116 100644
--- a/Libraries/LibGUI/Margins.h
+++ b/Libraries/LibGUI/Margins.h
@@ -30,7 +30,7 @@ namespace GUI {
 
 class Margins {
 public:
-    Margins() {}
+    Margins() { }
     Margins(int left, int top, int right, int bottom)
         : m_left(left)
         , m_top(top)
@@ -38,7 +38,7 @@ public:
         , m_bottom(bottom)
     {
     }
-    ~Margins() {}
+    ~Margins() { }
 
     bool is_null() const { return !m_left && !m_top && !m_right && !m_bottom; }
 
diff --git a/Libraries/LibGUI/MessageBox.cpp b/Libraries/LibGUI/MessageBox.cpp
index 17fe1fc5b3e..ebdd7964e9d 100644
--- a/Libraries/LibGUI/MessageBox.cpp
+++ b/Libraries/LibGUI/MessageBox.cpp
@@ -26,8 +26,8 @@
 
 #include <LibGUI/BoxLayout.h>
 #include <LibGUI/Button.h>
-#include <LibGUI/Label.h>
 #include <LibGUI/ImageWidget.h>
+#include <LibGUI/Label.h>
 #include <LibGUI/MessageBox.h>
 #include <LibGfx/Font.h>
 #include <stdio.h>
diff --git a/Libraries/LibGUI/ModelSelection.h b/Libraries/LibGUI/ModelSelection.h
index f31e08ae998..d40cea4a36c 100644
--- a/Libraries/LibGUI/ModelSelection.h
+++ b/Libraries/LibGUI/ModelSelection.h
@@ -28,10 +28,10 @@
 
 #include <AK/Badge.h>
 #include <AK/HashTable.h>
+#include <AK/Noncopyable.h>
 #include <AK/TemporaryChange.h>
 #include <AK/Vector.h>
 #include <LibGUI/ModelIndex.h>
-#include <AK/Noncopyable.h>
 
 namespace GUI {
 
diff --git a/Libraries/LibGUI/Notification.cpp b/Libraries/LibGUI/Notification.cpp
index dcbd0e5dbfd..2dc4fa21497 100644
--- a/Libraries/LibGUI/Notification.cpp
+++ b/Libraries/LibGUI/Notification.cpp
@@ -45,9 +45,8 @@ private:
     NotificationServerConnection()
         : IPC::ServerConnection<NotificationClientEndpoint, NotificationServerEndpoint>(*this, "/tmp/portal/notify")
     {
-
     }
-    virtual void handle(const Messages::NotificationClient::Dummy&) override {}
+    virtual void handle(const Messages::NotificationClient::Dummy&) override { }
 };
 
 Notification::Notification()
diff --git a/Libraries/LibGUI/ProcessChooser.h b/Libraries/LibGUI/ProcessChooser.h
index 644fd59f00a..b3b14a0ea9a 100644
--- a/Libraries/LibGUI/ProcessChooser.h
+++ b/Libraries/LibGUI/ProcessChooser.h
@@ -26,8 +26,8 @@
 
 #pragma once
 
-#include <LibGUI/Dialog.h>
 #include <LibCore/Timer.h>
+#include <LibGUI/Dialog.h>
 
 namespace GUI {
 
diff --git a/Libraries/LibGUI/ResizeCorner.cpp b/Libraries/LibGUI/ResizeCorner.cpp
index c465de3e40a..3d4c55d5d4c 100644
--- a/Libraries/LibGUI/ResizeCorner.cpp
+++ b/Libraries/LibGUI/ResizeCorner.cpp
@@ -24,11 +24,11 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include <LibGfx/CharacterBitmap.h>
-#include <LibGfx/Palette.h>
 #include <LibGUI/Painter.h>
 #include <LibGUI/ResizeCorner.h>
 #include <LibGUI/Window.h>
+#include <LibGfx/CharacterBitmap.h>
+#include <LibGfx/Palette.h>
 
 namespace GUI {
 
diff --git a/Libraries/LibGUI/ScrollBar.cpp b/Libraries/LibGUI/ScrollBar.cpp
index 7f8d1607542..dcf2b6d7a5b 100644
--- a/Libraries/LibGUI/ScrollBar.cpp
+++ b/Libraries/LibGUI/ScrollBar.cpp
@@ -193,7 +193,7 @@ int ScrollBar::unclamped_scrubber_size() const
 {
     int pixel_range = length(orientation()) - button_size() * 2;
     int value_range = m_max - m_min;
-    
+
     int scrubber_size = 0;
     if (value_range > 0) {
         // Scrubber size should be proportional to the visible portion
diff --git a/Libraries/LibGUI/ScrollableWidget.h b/Libraries/LibGUI/ScrollableWidget.h
index 4783f98d75f..9604e5005de 100644
--- a/Libraries/LibGUI/ScrollableWidget.h
+++ b/Libraries/LibGUI/ScrollableWidget.h
@@ -82,7 +82,7 @@ protected:
     virtual void custom_layout() override;
     virtual void resize_event(ResizeEvent&) override;
     virtual void mousewheel_event(MouseEvent&) override;
-    virtual void did_scroll() {}
+    virtual void did_scroll() { }
     void set_content_size(const Gfx::IntSize&);
     void set_size_occupied_by_fixed_elements(const Gfx::IntSize&);
 
diff --git a/Libraries/LibGUI/Shortcut.h b/Libraries/LibGUI/Shortcut.h
index ebc571515a9..4283a65b7da 100644
--- a/Libraries/LibGUI/Shortcut.h
+++ b/Libraries/LibGUI/Shortcut.h
@@ -33,7 +33,7 @@ namespace GUI {
 
 class Shortcut {
 public:
-    Shortcut() {}
+    Shortcut() { }
     Shortcut(u8 modifiers, KeyCode key)
         : m_modifiers(modifiers)
         , m_key(key)
diff --git a/Libraries/LibGUI/Slider.h b/Libraries/LibGUI/Slider.h
index cf6ad660fd4..6f7eee122be 100644
--- a/Libraries/LibGUI/Slider.h
+++ b/Libraries/LibGUI/Slider.h
@@ -102,7 +102,7 @@ private:
 class VerticalSlider final : public Slider {
     C_OBJECT(VerticalSlider)
 public:
-    virtual ~VerticalSlider() override {}
+    virtual ~VerticalSlider() override { }
 
 private:
     VerticalSlider()
@@ -114,7 +114,7 @@ private:
 class HorizontalSlider final : public Slider {
     C_OBJECT(HorizontalSlider)
 public:
-    virtual ~HorizontalSlider() override {}
+    virtual ~HorizontalSlider() override { }
 
 private:
     HorizontalSlider()
diff --git a/Libraries/LibGUI/SyntaxHighlighter.h b/Libraries/LibGUI/SyntaxHighlighter.h
index 5408596bb5b..52efdcb2093 100644
--- a/Libraries/LibGUI/SyntaxHighlighter.h
+++ b/Libraries/LibGUI/SyntaxHighlighter.h
@@ -64,7 +64,7 @@ public:
     void cursor_did_change();
 
 protected:
-    SyntaxHighlighter() {}
+    SyntaxHighlighter() { }
 
     WeakPtr<TextEditor> m_editor;
 
diff --git a/Libraries/LibGUI/TextBox.cpp b/Libraries/LibGUI/TextBox.cpp
index d7481c006c7..62744702133 100644
--- a/Libraries/LibGUI/TextBox.cpp
+++ b/Libraries/LibGUI/TextBox.cpp
@@ -74,7 +74,7 @@ void TextBox::add_current_text_to_history()
 {
     if (!m_history_enabled)
         return;
-    
+
     auto input = text();
     if (m_history.is_empty() || m_history.last() != input)
         add_input_to_history(input);
diff --git a/Libraries/LibGUI/TextEditor.h b/Libraries/LibGUI/TextEditor.h
index 175361487d9..f451b16b103 100644
--- a/Libraries/LibGUI/TextEditor.h
+++ b/Libraries/LibGUI/TextEditor.h
@@ -181,7 +181,7 @@ protected:
     virtual void context_menu_event(ContextMenuEvent&) override;
     virtual void resize_event(ResizeEvent&) override;
     virtual void theme_change_event(ThemeChangeEvent&) override;
-    virtual void cursor_did_change() {}
+    virtual void cursor_did_change() { }
     Gfx::IntRect ruler_content_rect(size_t line) const;
 
     TextPosition text_position_at(const Gfx::IntPoint&) const;
diff --git a/Libraries/LibGUI/TextPosition.h b/Libraries/LibGUI/TextPosition.h
index 2248ddfd260..c633d138f23 100644
--- a/Libraries/LibGUI/TextPosition.h
+++ b/Libraries/LibGUI/TextPosition.h
@@ -33,7 +33,7 @@ namespace GUI {
 
 class TextPosition {
 public:
-    TextPosition() {}
+    TextPosition() { }
     TextPosition(size_t line, size_t column)
         : m_line(line)
         , m_column(column)
diff --git a/Libraries/LibGUI/TextRange.h b/Libraries/LibGUI/TextRange.h
index 4b2db505c16..94a05230f1d 100644
--- a/Libraries/LibGUI/TextRange.h
+++ b/Libraries/LibGUI/TextRange.h
@@ -33,7 +33,7 @@ namespace GUI {
 
 class TextRange {
 public:
-    TextRange() {}
+    TextRange() { }
     TextRange(const TextPosition& start, const TextPosition& end)
         : m_start(start)
         , m_end(end)
diff --git a/Libraries/LibGUI/ToolBar.cpp b/Libraries/LibGUI/ToolBar.cpp
index 9ef8f7979c8..9de9408c2b2 100644
--- a/Libraries/LibGUI/ToolBar.cpp
+++ b/Libraries/LibGUI/ToolBar.cpp
@@ -24,13 +24,13 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include <LibGfx/Palette.h>
 #include <LibGUI/Action.h>
 #include <LibGUI/ActionGroup.h>
 #include <LibGUI/BoxLayout.h>
 #include <LibGUI/Button.h>
 #include <LibGUI/Painter.h>
 #include <LibGUI/ToolBar.h>
+#include <LibGfx/Palette.h>
 
 namespace GUI {
 
@@ -86,7 +86,7 @@ public:
         set_size_policy(SizePolicy::Fixed, SizePolicy::Fixed);
         set_preferred_size(8, 18);
     }
-    virtual ~SeparatorWidget() override {}
+    virtual ~SeparatorWidget() override { }
 
     virtual void paint_event(PaintEvent& event) override
     {
@@ -111,10 +111,7 @@ void ToolBar::paint_event(PaintEvent& event)
     Painter painter(*this);
     painter.add_clip_rect(event.rect());
 
-    //if (m_has_frame)
-//        Gfx::StylePainter::paint_surface(painter, rect(), palette(), x() != 0, y() != 0);
-//    else
-        painter.fill_rect(event.rect(), palette().button());
+    painter.fill_rect(event.rect(), palette().button());
 }
 
 }
diff --git a/Libraries/LibGUI/Variant.h b/Libraries/LibGUI/Variant.h
index 6aea78974c3..6e657e75f9d 100644
--- a/Libraries/LibGUI/Variant.h
+++ b/Libraries/LibGUI/Variant.h
@@ -27,9 +27,9 @@
 #pragma once
 
 #include <AK/String.h>
-#include <LibGfx/Font.h>
-#include <LibGfx/Bitmap.h>
 #include <LibGUI/Icon.h>
+#include <LibGfx/Bitmap.h>
+#include <LibGfx/Font.h>
 
 namespace GUI {
 
diff --git a/Libraries/LibGfx/Emoji.cpp b/Libraries/LibGfx/Emoji.cpp
index a5deabe46c6..5965f452fb1 100644
--- a/Libraries/LibGfx/Emoji.cpp
+++ b/Libraries/LibGfx/Emoji.cpp
@@ -26,8 +26,8 @@
 
 #include <AK/HashMap.h>
 #include <AK/String.h>
-#include <LibGfx/Emoji.h>
 #include <LibGfx/Bitmap.h>
+#include <LibGfx/Emoji.h>
 
 namespace Gfx {
 
diff --git a/Libraries/LibGfx/Path.h b/Libraries/LibGfx/Path.h
index 585f50fae1e..9fe7aa3b0ec 100644
--- a/Libraries/LibGfx/Path.h
+++ b/Libraries/LibGfx/Path.h
@@ -31,8 +31,8 @@
 #include <AK/Optional.h>
 #include <AK/String.h>
 #include <AK/Vector.h>
-#include <LibGfx/Point.h>
 #include <LibGfx/Forward.h>
+#include <LibGfx/Point.h>
 
 namespace Gfx {
 
diff --git a/Libraries/LibGfx/ShareableBitmap.h b/Libraries/LibGfx/ShareableBitmap.h
index 443835f6054..69ed9e7c784 100644
--- a/Libraries/LibGfx/ShareableBitmap.h
+++ b/Libraries/LibGfx/ShareableBitmap.h
@@ -34,7 +34,7 @@ namespace Gfx {
 
 class ShareableBitmap {
 public:
-    ShareableBitmap() {}
+    ShareableBitmap() { }
     explicit ShareableBitmap(const Gfx::Bitmap&);
 
     bool is_valid() const { return m_bitmap; }
diff --git a/Libraries/LibGfx/Size.h b/Libraries/LibGfx/Size.h
index 05b71a246ba..01ab09c01c5 100644
--- a/Libraries/LibGfx/Size.h
+++ b/Libraries/LibGfx/Size.h
@@ -35,7 +35,7 @@ namespace Gfx {
 template<typename T>
 class Size {
 public:
-    Size() {}
+    Size() { }
 
     Size(T w, T h)
         : m_width(w)
diff --git a/Libraries/LibHTTP/HttpRequest.cpp b/Libraries/LibHTTP/HttpRequest.cpp
index 075fe551978..8e1fc445f59 100644
--- a/Libraries/LibHTTP/HttpRequest.cpp
+++ b/Libraries/LibHTTP/HttpRequest.cpp
@@ -188,7 +188,7 @@ Optional<HttpRequest> HttpRequest::from_raw_request(const ByteBuffer& raw_reques
     return request;
 }
 
-void HttpRequest::set_headers(const HashMap<String,String>& headers)
+void HttpRequest::set_headers(const HashMap<String, String>& headers)
 {
     for (auto& it : headers)
         m_headers.append({ it.key, it.value });