diff --git a/DevTools/HackStudio/CppAutoComplete.cpp b/DevTools/HackStudio/CppAutoComplete.cpp
index 1a7762cee2e..dfd56cccdf3 100644
--- a/DevTools/HackStudio/CppAutoComplete.cpp
+++ b/DevTools/HackStudio/CppAutoComplete.cpp
@@ -26,7 +26,7 @@
 
 #include "CppAutoComplete.h"
 #include <AK/HashTable.h>
-#include <LibGUI/CppLexer.h>
+#include <LibCpp/Lexer.h>
 
 // #define DEBUG_AUTOCOMPLETE
 
@@ -34,7 +34,7 @@ namespace HackStudio {
 Vector<String> CppAutoComplete::get_suggestions(const String& code, GUI::TextPosition autocomplete_position)
 {
     auto lines = code.split('\n', true);
-    GUI::CppLexer lexer(code);
+    Cpp::Lexer lexer(code);
     auto tokens = lexer.lex();
 
     auto index_of_target_token = token_in_position(tokens, autocomplete_position);
@@ -52,12 +52,12 @@ Vector<String> CppAutoComplete::get_suggestions(const String& code, GUI::TextPos
     return suggestions;
 }
 
-String CppAutoComplete::text_of_token(const Vector<String> lines, const GUI::CppToken& token)
+String CppAutoComplete::text_of_token(const Vector<String> lines, const Cpp::Token& token)
 {
     return lines[token.m_start.line].substring(token.m_start.column, token.m_end.column - token.m_start.column + 1);
 }
 
-Optional<size_t> CppAutoComplete::token_in_position(const Vector<GUI::CppToken>& tokens, GUI::TextPosition position)
+Optional<size_t> CppAutoComplete::token_in_position(const Vector<Cpp::Token>& tokens, GUI::TextPosition position)
 {
     for (size_t token_index = 0; token_index < tokens.size(); ++token_index) {
         auto& token = tokens[token_index];
@@ -70,7 +70,7 @@ Optional<size_t> CppAutoComplete::token_in_position(const Vector<GUI::CppToken>&
     return {};
 }
 
-Vector<String> CppAutoComplete::identifier_prefixes(const Vector<String> lines, const Vector<GUI::CppToken>& tokens, size_t target_token_index)
+Vector<String> CppAutoComplete::identifier_prefixes(const Vector<String> lines, const Vector<Cpp::Token>& tokens, size_t target_token_index)
 {
     auto partial_input = text_of_token(lines, tokens[target_token_index]);
     Vector<String> suggestions;
@@ -79,7 +79,7 @@ Vector<String> CppAutoComplete::identifier_prefixes(const Vector<String> lines,
 
     for (size_t i = 0; i < target_token_index; ++i) {
         auto& token = tokens[i];
-        if (token.m_type != GUI::CppToken::Type::Identifier)
+        if (token.m_type != Cpp::Token::Type::Identifier)
             continue;
         auto text = text_of_token(lines, token);
         if (text.starts_with(partial_input) && !suggestions_lookup.contains(text)) {
diff --git a/DevTools/HackStudio/CppAutoComplete.h b/DevTools/HackStudio/CppAutoComplete.h
index 9c4bbb3233a..6ab5a4c03ad 100644
--- a/DevTools/HackStudio/CppAutoComplete.h
+++ b/DevTools/HackStudio/CppAutoComplete.h
@@ -28,7 +28,7 @@
 
 #include <AK/String.h>
 #include <AK/Vector.h>
-#include <LibGUI/CppLexer.h>
+#include <LibCpp/Lexer.h>
 #include <LibGUI/TextPosition.h>
 
 namespace HackStudio {
@@ -39,8 +39,8 @@ public:
     static Vector<String> get_suggestions(const String& code, GUI::TextPosition autocomplete_position);
 
 private:
-    static Optional<size_t> token_in_position(const Vector<GUI::CppToken>&, GUI::TextPosition);
-    static String text_of_token(const Vector<String> lines, const GUI::CppToken&);
-    static Vector<String> identifier_prefixes(const Vector<String> lines, const Vector<GUI::CppToken>&, size_t target_token_index);
+    static Optional<size_t> token_in_position(const Vector<Cpp::Token>&, GUI::TextPosition);
+    static String text_of_token(const Vector<String> lines, const Cpp::Token&);
+    static Vector<String> identifier_prefixes(const Vector<String> lines, const Vector<Cpp::Token>&, size_t target_token_index);
 };
 };
diff --git a/Libraries/CMakeLists.txt b/Libraries/CMakeLists.txt
index b254c8046bf..6e193a431ef 100644
--- a/Libraries/CMakeLists.txt
+++ b/Libraries/CMakeLists.txt
@@ -28,3 +28,4 @@ add_subdirectory(LibVT)
 add_subdirectory(LibWeb)
 add_subdirectory(LibX86)
 add_subdirectory(LibDiff)
+add_subdirectory(LibCpp)
diff --git a/Libraries/LibCpp/CMakeLists.txt b/Libraries/LibCpp/CMakeLists.txt
new file mode 100644
index 00000000000..f9e022bddd9
--- /dev/null
+++ b/Libraries/LibCpp/CMakeLists.txt
@@ -0,0 +1,6 @@
+set(SOURCES
+    Lexer.cpp
+)
+
+serenity_lib(LibCpp cpp)
+target_link_libraries(LibCpp LibC)
diff --git a/Libraries/LibGUI/CppLexer.cpp b/Libraries/LibCpp/Lexer.cpp
similarity index 80%
rename from Libraries/LibGUI/CppLexer.cpp
rename to Libraries/LibCpp/Lexer.cpp
index 1ddadcfd642..0153c217600 100644
--- a/Libraries/LibGUI/CppLexer.cpp
+++ b/Libraries/LibCpp/Lexer.cpp
@@ -24,27 +24,27 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include "CppLexer.h"
+#include "Lexer.h"
 #include <AK/HashTable.h>
 #include <AK/StdLibExtras.h>
 #include <AK/String.h>
 #include <ctype.h>
 
-namespace GUI {
+namespace Cpp {
 
-CppLexer::CppLexer(const StringView& input)
+Lexer::Lexer(const StringView& input)
     : m_input(input)
 {
 }
 
-char CppLexer::peek(size_t offset) const
+char Lexer::peek(size_t offset) const
 {
     if ((m_index + offset) >= m_input.length())
         return 0;
     return m_input[m_index + offset];
 }
 
-char CppLexer::consume()
+char Lexer::consume()
 {
     ASSERT(m_index < m_input.length());
     char ch = m_input[m_index++];
@@ -224,15 +224,15 @@ static bool is_known_type(const StringView& string)
     return types.contains(string);
 }
 
-Vector<CppToken> CppLexer::lex()
+Vector<Token> Lexer::lex()
 {
-    Vector<CppToken> tokens;
+    Vector<Token> tokens;
 
     size_t token_start_index = 0;
-    CppPosition token_start_position;
+    Position token_start_position;
 
     auto emit_token = [&](auto type) {
-        CppToken token;
+        Token token;
         token.m_type = type;
         token.m_start = m_position;
         token.m_end = m_position;
@@ -245,7 +245,7 @@ Vector<CppToken> CppLexer::lex()
         token_start_position = m_position;
     };
     auto commit_token = [&](auto type) {
-        CppToken token;
+        Token token;
         token.m_type = type;
         token.m_start = token_start_position;
         token.m_end = m_previous_position;
@@ -339,31 +339,31 @@ Vector<CppToken> CppLexer::lex()
             begin_token();
             while (isspace(peek()))
                 consume();
-            commit_token(CppToken::Type::Whitespace);
+            commit_token(Token::Type::Whitespace);
             continue;
         }
         if (ch == '(') {
-            emit_token(CppToken::Type::LeftParen);
+            emit_token(Token::Type::LeftParen);
             continue;
         }
         if (ch == ')') {
-            emit_token(CppToken::Type::RightParen);
+            emit_token(Token::Type::RightParen);
             continue;
         }
         if (ch == '{') {
-            emit_token(CppToken::Type::LeftCurly);
+            emit_token(Token::Type::LeftCurly);
             continue;
         }
         if (ch == '}') {
-            emit_token(CppToken::Type::RightCurly);
+            emit_token(Token::Type::RightCurly);
             continue;
         }
         if (ch == '[') {
-            emit_token(CppToken::Type::LeftBracket);
+            emit_token(Token::Type::LeftBracket);
             continue;
         }
         if (ch == ']') {
-            emit_token(CppToken::Type::RightBracket);
+            emit_token(Token::Type::RightBracket);
             continue;
         }
         if (ch == '<') {
@@ -373,23 +373,23 @@ Vector<CppToken> CppLexer::lex()
                 consume();
                 if (peek() == '=') {
                     consume();
-                    commit_token(CppToken::Type::LessLessEquals);
+                    commit_token(Token::Type::LessLessEquals);
                     continue;
                 }
-                commit_token(CppToken::Type::LessLess);
+                commit_token(Token::Type::LessLess);
                 continue;
             }
             if (peek() == '=') {
                 consume();
-                commit_token(CppToken::Type::LessEquals);
+                commit_token(Token::Type::LessEquals);
                 continue;
             }
             if (peek() == '>') {
                 consume();
-                commit_token(CppToken::Type::LessGreater);
+                commit_token(Token::Type::LessGreater);
                 continue;
             }
-            commit_token(CppToken::Type::Less);
+            commit_token(Token::Type::Less);
             continue;
         }
         if (ch == '>') {
@@ -399,22 +399,22 @@ Vector<CppToken> CppLexer::lex()
                 consume();
                 if (peek() == '=') {
                     consume();
-                    commit_token(CppToken::Type::GreaterGreaterEquals);
+                    commit_token(Token::Type::GreaterGreaterEquals);
                     continue;
                 }
-                commit_token(CppToken::Type::GreaterGreater);
+                commit_token(Token::Type::GreaterGreater);
                 continue;
             }
             if (peek() == '=') {
                 consume();
-                commit_token(CppToken::Type::GreaterEquals);
+                commit_token(Token::Type::GreaterEquals);
                 continue;
             }
-            commit_token(CppToken::Type::Greater);
+            commit_token(Token::Type::Greater);
             continue;
         }
         if (ch == ',') {
-            emit_token(CppToken::Type::Comma);
+            emit_token(Token::Type::Comma);
             continue;
         }
         if (ch == '+') {
@@ -422,15 +422,15 @@ Vector<CppToken> CppLexer::lex()
             consume();
             if (peek() == '+') {
                 consume();
-                commit_token(CppToken::Type::PlusPlus);
+                commit_token(Token::Type::PlusPlus);
                 continue;
             }
             if (peek() == '=') {
                 consume();
-                commit_token(CppToken::Type::PlusEquals);
+                commit_token(Token::Type::PlusEquals);
                 continue;
             }
-            commit_token(CppToken::Type::Plus);
+            commit_token(Token::Type::Plus);
             continue;
         }
         if (ch == '-') {
@@ -438,45 +438,45 @@ Vector<CppToken> CppLexer::lex()
             consume();
             if (peek() == '-') {
                 consume();
-                commit_token(CppToken::Type::MinusMinus);
+                commit_token(Token::Type::MinusMinus);
                 continue;
             }
             if (peek() == '=') {
                 consume();
-                commit_token(CppToken::Type::MinusEquals);
+                commit_token(Token::Type::MinusEquals);
                 continue;
             }
             if (peek() == '>') {
                 consume();
                 if (peek() == '*') {
                     consume();
-                    commit_token(CppToken::Type::ArrowAsterisk);
+                    commit_token(Token::Type::ArrowAsterisk);
                     continue;
                 }
-                commit_token(CppToken::Type::Arrow);
+                commit_token(Token::Type::Arrow);
                 continue;
             }
-            commit_token(CppToken::Type::Minus);
+            commit_token(Token::Type::Minus);
             continue;
         }
         if (ch == '*') {
-            emit_token_equals(CppToken::Type::Asterisk, CppToken::Type::AsteriskEquals);
+            emit_token_equals(Token::Type::Asterisk, Token::Type::AsteriskEquals);
             continue;
         }
         if (ch == '%') {
-            emit_token_equals(CppToken::Type::Percent, CppToken::Type::PercentEquals);
+            emit_token_equals(Token::Type::Percent, Token::Type::PercentEquals);
             continue;
         }
         if (ch == '^') {
-            emit_token_equals(CppToken::Type::Caret, CppToken::Type::CaretEquals);
+            emit_token_equals(Token::Type::Caret, Token::Type::CaretEquals);
             continue;
         }
         if (ch == '!') {
-            emit_token_equals(CppToken::Type::ExclamationMark, CppToken::Type::ExclamationMarkEquals);
+            emit_token_equals(Token::Type::ExclamationMark, Token::Type::ExclamationMarkEquals);
             continue;
         }
         if (ch == '=') {
-            emit_token_equals(CppToken::Type::Equals, CppToken::Type::EqualsEquals);
+            emit_token_equals(Token::Type::Equals, Token::Type::EqualsEquals);
             continue;
         }
         if (ch == '&') {
@@ -484,15 +484,15 @@ Vector<CppToken> CppLexer::lex()
             consume();
             if (peek() == '&') {
                 consume();
-                commit_token(CppToken::Type::AndAnd);
+                commit_token(Token::Type::AndAnd);
                 continue;
             }
             if (peek() == '=') {
                 consume();
-                commit_token(CppToken::Type::AndEquals);
+                commit_token(Token::Type::AndEquals);
                 continue;
             }
-            commit_token(CppToken::Type::And);
+            commit_token(Token::Type::And);
             continue;
         }
         if (ch == '|') {
@@ -500,23 +500,23 @@ Vector<CppToken> CppLexer::lex()
             consume();
             if (peek() == '|') {
                 consume();
-                commit_token(CppToken::Type::PipePipe);
+                commit_token(Token::Type::PipePipe);
                 continue;
             }
             if (peek() == '=') {
                 consume();
-                commit_token(CppToken::Type::PipeEquals);
+                commit_token(Token::Type::PipeEquals);
                 continue;
             }
-            commit_token(CppToken::Type::Pipe);
+            commit_token(Token::Type::Pipe);
             continue;
         }
         if (ch == '~') {
-            emit_token(CppToken::Type::Tilde);
+            emit_token(Token::Type::Tilde);
             continue;
         }
         if (ch == '?') {
-            emit_token(CppToken::Type::QuestionMark);
+            emit_token(Token::Type::QuestionMark);
             continue;
         }
         if (ch == ':') {
@@ -526,17 +526,17 @@ Vector<CppToken> CppLexer::lex()
                 consume();
                 if (peek() == '*') {
                     consume();
-                    commit_token(CppToken::Type::ColonColonAsterisk);
+                    commit_token(Token::Type::ColonColonAsterisk);
                     continue;
                 }
-                commit_token(CppToken::Type::ColonColon);
+                commit_token(Token::Type::ColonColon);
                 continue;
             }
-            commit_token(CppToken::Type::Colon);
+            commit_token(Token::Type::Colon);
             continue;
         }
         if (ch == ';') {
-            emit_token(CppToken::Type::Semicolon);
+            emit_token(Token::Type::Semicolon);
             continue;
         }
         if (ch == '.') {
@@ -544,10 +544,10 @@ Vector<CppToken> CppLexer::lex()
             consume();
             if (peek() == '*') {
                 consume();
-                commit_token(CppToken::Type::DotAsterisk);
+                commit_token(Token::Type::DotAsterisk);
                 continue;
             }
-            commit_token(CppToken::Type::Dot);
+            commit_token(Token::Type::Dot);
             continue;
         }
         if (ch == '#') {
@@ -560,12 +560,12 @@ Vector<CppToken> CppLexer::lex()
 
             auto directive = StringView(m_input.characters_without_null_termination() + token_start_index, m_index - token_start_index);
             if (directive == "#include") {
-                commit_token(CppToken::Type::IncludeStatement);
+                commit_token(Token::Type::IncludeStatement);
 
                 begin_token();
                 while (isspace(peek()))
                     consume();
-                commit_token(CppToken::Type::Whitespace);
+                commit_token(Token::Type::Whitespace);
 
                 begin_token();
                 if (peek() == '<' || peek() == '"') {
@@ -574,11 +574,11 @@ Vector<CppToken> CppLexer::lex()
                         consume();
 
                     if (peek() && consume() == '\n') {
-                        commit_token(CppToken::Type::IncludePath);
+                        commit_token(Token::Type::IncludePath);
                         continue;
                     }
 
-                    commit_token(CppToken::Type::IncludePath);
+                    commit_token(Token::Type::IncludePath);
                     begin_token();
                 }
             }
@@ -586,14 +586,14 @@ Vector<CppToken> CppLexer::lex()
             while (peek() && peek() != '\n')
                 consume();
 
-            commit_token(CppToken::Type::PreprocessorStatement);
+            commit_token(Token::Type::PreprocessorStatement);
             continue;
         }
         if (ch == '/' && peek(1) == '/') {
             begin_token();
             while (peek() && peek() != '\n')
                 consume();
-            commit_token(CppToken::Type::Comment);
+            commit_token(Token::Type::Comment);
             continue;
         }
         if (ch == '/' && peek(1) == '*') {
@@ -615,11 +615,11 @@ Vector<CppToken> CppLexer::lex()
                 consume();
             }
 
-            commit_token(CppToken::Type::Comment);
+            commit_token(Token::Type::Comment);
             continue;
         }
         if (ch == '/') {
-            emit_token_equals(CppToken::Type::Slash, CppToken::Type::SlashEquals);
+            emit_token_equals(Token::Type::Slash, Token::Type::SlashEquals);
             continue;
         }
         if (size_t prefix = match_string_prefix('"'); prefix > 0) {
@@ -629,11 +629,11 @@ Vector<CppToken> CppLexer::lex()
             while (peek()) {
                 if (peek() == '\\') {
                     if (size_t escape = match_escape_sequence(); escape > 0) {
-                        commit_token(CppToken::Type::DoubleQuotedString);
+                        commit_token(Token::Type::DoubleQuotedString);
                         begin_token();
                         for (size_t i = 0; i < escape; ++i)
                             consume();
-                        commit_token(CppToken::Type::EscapeSequence);
+                        commit_token(Token::Type::EscapeSequence);
                         begin_token();
                         continue;
                     }
@@ -642,7 +642,7 @@ Vector<CppToken> CppLexer::lex()
                 if (consume() == '"')
                     break;
             }
-            commit_token(CppToken::Type::DoubleQuotedString);
+            commit_token(Token::Type::DoubleQuotedString);
             continue;
         }
         if (size_t prefix = match_string_prefix('R'); prefix > 0 && peek(prefix) == '"') {
@@ -664,7 +664,7 @@ Vector<CppToken> CppLexer::lex()
                     }
                 }
             }
-            commit_token(CppToken::Type::RawString);
+            commit_token(Token::Type::RawString);
             continue;
         }
         if (size_t prefix = match_string_prefix('\''); prefix > 0) {
@@ -674,11 +674,11 @@ Vector<CppToken> CppLexer::lex()
             while (peek()) {
                 if (peek() == '\\') {
                     if (size_t escape = match_escape_sequence(); escape > 0) {
-                        commit_token(CppToken::Type::SingleQuotedString);
+                        commit_token(Token::Type::SingleQuotedString);
                         begin_token();
                         for (size_t i = 0; i < escape; ++i)
                             consume();
-                        commit_token(CppToken::Type::EscapeSequence);
+                        commit_token(Token::Type::EscapeSequence);
                         begin_token();
                         continue;
                     }
@@ -687,14 +687,14 @@ Vector<CppToken> CppLexer::lex()
                 if (consume() == '\'')
                     break;
             }
-            commit_token(CppToken::Type::SingleQuotedString);
+            commit_token(Token::Type::SingleQuotedString);
             continue;
         }
         if (isdigit(ch) || (ch == '.' && isdigit(peek(1)))) {
             begin_token();
             consume();
 
-            auto type = ch == '.' ? CppToken::Type::Float : CppToken::Type::Integer;
+            auto type = ch == '.' ? Token::Type::Float : Token::Type::Integer;
             bool is_hex = false;
             bool is_binary = false;
 
@@ -703,7 +703,7 @@ Vector<CppToken> CppLexer::lex()
                 if (ch != 'e' && ch != 'E' && ch != 'p' && ch != 'P')
                     return 0;
 
-                type = CppToken::Type::Float;
+                type = Token::Type::Float;
                 size_t length = 1;
                 ch = peek(length);
                 if (ch == '+' || ch == '-') {
@@ -719,10 +719,10 @@ Vector<CppToken> CppLexer::lex()
                 size_t length = 0;
                 for (;;) {
                     char ch = peek(length);
-                    if ((ch == 'u' || ch == 'U') && type == CppToken::Type::Integer) {
+                    if ((ch == 'u' || ch == 'U') && type == Token::Type::Integer) {
                         ++length;
                     } else if ((ch == 'f' || ch == 'F') && !is_binary) {
-                        type = CppToken::Type::Float;
+                        type = Token::Type::Float;
                         ++length;
                     } else if (ch == 'l' || ch == 'L') {
                         ++length;
@@ -745,8 +745,8 @@ Vector<CppToken> CppLexer::lex()
 
                 for (char ch = peek(); (is_hex ? isxdigit(ch) : isdigit(ch)) || (ch == '\'' && peek(1) != '\'') || ch == '.'; ch = peek()) {
                     if (ch == '.') {
-                        if (type == CppToken::Type::Integer) {
-                            type = CppToken::Type::Float;
+                        if (type == Token::Type::Integer) {
+                            type = Token::Type::Float;
                         } else
                             break;
                     };
@@ -773,15 +773,15 @@ Vector<CppToken> CppLexer::lex()
                 consume();
             auto token_view = StringView(m_input.characters_without_null_termination() + token_start_index, m_index - token_start_index);
             if (is_keyword(token_view))
-                commit_token(CppToken::Type::Keyword);
+                commit_token(Token::Type::Keyword);
             else if (is_known_type(token_view))
-                commit_token(CppToken::Type::KnownType);
+                commit_token(Token::Type::KnownType);
             else
-                commit_token(CppToken::Type::Identifier);
+                commit_token(Token::Type::Identifier);
             continue;
         }
         dbg() << "Unimplemented token character: " << ch;
-        emit_token(CppToken::Type::Unknown);
+        emit_token(Token::Type::Unknown);
     }
     return tokens;
 }
diff --git a/Libraries/LibGUI/CppLexer.h b/Libraries/LibCpp/Lexer.h
similarity index 94%
rename from Libraries/LibGUI/CppLexer.h
rename to Libraries/LibCpp/Lexer.h
index e484ee29975..351dee8aa54 100644
--- a/Libraries/LibGUI/CppLexer.h
+++ b/Libraries/LibCpp/Lexer.h
@@ -29,7 +29,7 @@
 #include <AK/StringView.h>
 #include <AK/Vector.h>
 
-namespace GUI {
+namespace Cpp {
 
 #define FOR_EACH_TOKEN_TYPE        \
     __TOKEN(Unknown)               \
@@ -98,12 +98,12 @@ namespace GUI {
     __TOKEN(KnownType)             \
     __TOKEN(Identifier)
 
-struct CppPosition {
+struct Position {
     size_t line;
     size_t column;
 };
 
-struct CppToken {
+struct Token {
     enum class Type {
 #define __TOKEN(x) x,
         FOR_EACH_TOKEN_TYPE
@@ -123,15 +123,15 @@ struct CppToken {
     }
 
     Type m_type { Type::Unknown };
-    CppPosition m_start;
-    CppPosition m_end;
+    Position m_start;
+    Position m_end;
 };
 
-class CppLexer {
+class Lexer {
 public:
-    CppLexer(const StringView&);
+    Lexer(const StringView&);
 
-    Vector<CppToken> lex();
+    Vector<Token> lex();
 
 private:
     char peek(size_t offset = 0) const;
@@ -139,8 +139,8 @@ private:
 
     StringView m_input;
     size_t m_index { 0 };
-    CppPosition m_previous_position { 0, 0 };
-    CppPosition m_position { 0, 0 };
+    Position m_previous_position { 0, 0 };
+    Position m_position { 0, 0 };
 };
 
 }
diff --git a/Libraries/LibGUI/CMakeLists.txt b/Libraries/LibGUI/CMakeLists.txt
index 813a82e9df4..cc465d8ad67 100644
--- a/Libraries/LibGUI/CMakeLists.txt
+++ b/Libraries/LibGUI/CMakeLists.txt
@@ -17,7 +17,6 @@ set(SOURCES
     ComboBox.cpp
     Command.cpp
     ControlBoxButton.cpp
-    CppLexer.cpp
     CppSyntaxHighlighter.cpp
     Desktop.cpp
     Dialog.cpp
@@ -96,4 +95,4 @@ set(GENERATED_SOURCES
 )
 
 serenity_lib(LibGUI gui)
-target_link_libraries(LibGUI LibCore LibGfx LibIPC LibThread)
+target_link_libraries(LibGUI LibCore LibGfx LibIPC LibThread LibCpp)
diff --git a/Libraries/LibGUI/CppSyntaxHighlighter.cpp b/Libraries/LibGUI/CppSyntaxHighlighter.cpp
index f1b4d225b54..8b391f16c01 100644
--- a/Libraries/LibGUI/CppSyntaxHighlighter.cpp
+++ b/Libraries/LibGUI/CppSyntaxHighlighter.cpp
@@ -24,7 +24,7 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include <LibGUI/CppLexer.h>
+#include <LibCpp/Lexer.h>
 #include <LibGUI/CppSyntaxHighlighter.h>
 #include <LibGUI/TextEditor.h>
 #include <LibGfx/Font.h>
@@ -32,30 +32,30 @@
 
 namespace GUI {
 
-static TextStyle style_for_token_type(Gfx::Palette palette, CppToken::Type type)
+static TextStyle style_for_token_type(Gfx::Palette palette, Cpp::Token::Type type)
 {
     switch (type) {
-    case CppToken::Type::Keyword:
+    case Cpp::Token::Type::Keyword:
         return { palette.syntax_keyword(), &Gfx::Font::default_bold_fixed_width_font() };
-    case CppToken::Type::KnownType:
+    case Cpp::Token::Type::KnownType:
         return { palette.syntax_type(), &Gfx::Font::default_bold_fixed_width_font() };
-    case CppToken::Type::Identifier:
+    case Cpp::Token::Type::Identifier:
         return { palette.syntax_identifier() };
-    case CppToken::Type::DoubleQuotedString:
-    case CppToken::Type::SingleQuotedString:
-    case CppToken::Type::RawString:
+    case Cpp::Token::Type::DoubleQuotedString:
+    case Cpp::Token::Type::SingleQuotedString:
+    case Cpp::Token::Type::RawString:
         return { palette.syntax_string() };
-    case CppToken::Type::Integer:
-    case CppToken::Type::Float:
+    case Cpp::Token::Type::Integer:
+    case Cpp::Token::Type::Float:
         return { palette.syntax_number() };
-    case CppToken::Type::IncludePath:
+    case Cpp::Token::Type::IncludePath:
         return { palette.syntax_preprocessor_value() };
-    case CppToken::Type::EscapeSequence:
+    case Cpp::Token::Type::EscapeSequence:
         return { palette.syntax_keyword(), &Gfx::Font::default_bold_fixed_width_font() };
-    case CppToken::Type::PreprocessorStatement:
-    case CppToken::Type::IncludeStatement:
+    case Cpp::Token::Type::PreprocessorStatement:
+    case Cpp::Token::Type::IncludeStatement:
         return { palette.syntax_preprocessor_statement() };
-    case CppToken::Type::Comment:
+    case Cpp::Token::Type::Comment:
         return { palette.syntax_comment() };
     default:
         return { palette.base_text() };
@@ -64,21 +64,21 @@ static TextStyle style_for_token_type(Gfx::Palette palette, CppToken::Type type)
 
 bool CppSyntaxHighlighter::is_identifier(void* token) const
 {
-    auto cpp_token = static_cast<GUI::CppToken::Type>(reinterpret_cast<size_t>(token));
-    return cpp_token == GUI::CppToken::Type::Identifier;
+    auto cpp_token = static_cast<Cpp::Token::Type>(reinterpret_cast<size_t>(token));
+    return cpp_token == Cpp::Token::Type::Identifier;
 }
 
 bool CppSyntaxHighlighter::is_navigatable(void* token) const
 {
-    auto cpp_token = static_cast<GUI::CppToken::Type>(reinterpret_cast<size_t>(token));
-    return cpp_token == GUI::CppToken::Type::IncludePath;
+    auto cpp_token = static_cast<Cpp::Token::Type>(reinterpret_cast<size_t>(token));
+    return cpp_token == Cpp::Token::Type::IncludePath;
 }
 
 void CppSyntaxHighlighter::rehighlight(Gfx::Palette palette)
 {
     ASSERT(m_editor);
     auto text = m_editor->text();
-    CppLexer lexer(text);
+    Cpp::Lexer lexer(text);
     auto tokens = lexer.lex();
 
     Vector<GUI::TextDocumentSpan> spans;
@@ -92,7 +92,7 @@ void CppSyntaxHighlighter::rehighlight(Gfx::Palette palette)
         auto style = style_for_token_type(palette, token.m_type);
         span.color = style.color;
         span.font = style.font;
-        span.is_skippable = token.m_type == CppToken::Type::Whitespace;
+        span.is_skippable = token.m_type == Cpp::Token::Type::Whitespace;
         span.data = reinterpret_cast<void*>(token.m_type);
         spans.append(span);
     }
@@ -108,16 +108,16 @@ Vector<SyntaxHighlighter::MatchingTokenPair> CppSyntaxHighlighter::matching_toke
 {
     static Vector<SyntaxHighlighter::MatchingTokenPair> pairs;
     if (pairs.is_empty()) {
-        pairs.append({ reinterpret_cast<void*>(CppToken::Type::LeftCurly), reinterpret_cast<void*>(CppToken::Type::RightCurly) });
-        pairs.append({ reinterpret_cast<void*>(CppToken::Type::LeftParen), reinterpret_cast<void*>(CppToken::Type::RightParen) });
-        pairs.append({ reinterpret_cast<void*>(CppToken::Type::LeftBracket), reinterpret_cast<void*>(CppToken::Type::RightBracket) });
+        pairs.append({ reinterpret_cast<void*>(Cpp::Token::Type::LeftCurly), reinterpret_cast<void*>(Cpp::Token::Type::RightCurly) });
+        pairs.append({ reinterpret_cast<void*>(Cpp::Token::Type::LeftParen), reinterpret_cast<void*>(Cpp::Token::Type::RightParen) });
+        pairs.append({ reinterpret_cast<void*>(Cpp::Token::Type::LeftBracket), reinterpret_cast<void*>(Cpp::Token::Type::RightBracket) });
     }
     return pairs;
 }
 
 bool CppSyntaxHighlighter::token_types_equal(void* token1, void* token2) const
 {
-    return static_cast<GUI::CppToken::Type>(reinterpret_cast<size_t>(token1)) == static_cast<GUI::CppToken::Type>(reinterpret_cast<size_t>(token2));
+    return static_cast<Cpp::Token::Type>(reinterpret_cast<size_t>(token1)) == static_cast<Cpp::Token::Type>(reinterpret_cast<size_t>(token2));
 }
 
 CppSyntaxHighlighter::~CppSyntaxHighlighter()