Notepad4 and matepath

Notepad4 (Notepad2⨯2, Notepad2++) is a light-weight Scintilla based text editor for Windows with syntax highlighting, code folding, auto-completion and API list for many programming languages and documents, it's based on (rewritten in modern C++) Florian's Notepad2 and XhmikosR's Notepad2-mod. matepath is a file browser plugin and based on (rewritten in modern C++) Florian's metapath.

Binaries

Latest development builds (artifacts in Release configuration for each compiler and platform) are available on GitHub Actions and AppVeyor. Or you can build from source, see Wiki.

GitHub Actions (MSVC, Clang, GCC)	AppVeyor (MSVC, Clang)

Screenshots

Changes compared to Notepad2 or Notepad2-mod:

• Support for bookmarks
• Option to mark all occurrences of a word or selection, and show matched count
• Enhanced auto-completion for words and functions
• Context-based auto-completion for some words
• Enhanced auto indentation
• Auto completion for braces, brackets and quotes
• Color preview via CallTip and click CallTip to open color dialog
• Support Base64 encoding and decoding
• Syntax highlighting, code folding and API list for (see built-in file extension list):
  • Plain Text
  • ABAQUS
  • ActionScript for ActionScript 3 and 4.
  • Android Smali, Screenshots
    • javap
    • Jasmin
  • ANSI Art
  • ANSYS Parametric Design Language
  • Assembler, Screenshots
    • MASM
    • GNU Assembler
    • NASM
  • Asymptote Vector Graphics Language, up to Asymptote 2.70.
  • AutoHotkey_L and AutoHotkey_H Script, up to v2.
  • AutoIt3 Script, up to 3.3.16.
  • AviSynth Script, up to AviSynth 2.6, AviSynth+ 3.6, GScript 1.1.
  • AWK, up to GNU AWK 5.3.
  • Batch Script, Screenshots
  • blockdiag, seqdiag, actdiag and nwdiag
  • C#, up to C# 14.0. Screenshots
    • Vala 0.54
  • C/C++, Screenshots
    • Objective-C/C++, Screenshots
    • C Standard Library, up to C23.
    • C++ STL, up to C++23.
  • Cangjie (仓颉), up to Cangjie 2025.
  • CSS Style Sheet, up to October 2026.
    • SCSS Style Sheet, up to Dart Sass 1.50.
    • Less Style Sheet, up to Less 4.1.
    • HSS Style Sheet
  • CMake, up to CMake 3.29. Screenshots
  • CoffeeScript, CoffeeScript 2.7.
  • Common Intermediate Language
  • Configuration / Properties File
    • Apache Configuration File
  • CSV File
  • D, up to D language 2.0.
  • Dart, up to Dart 3.11.
  • Diff/Patch File
  • Elixir, up to Elixir 1.19.
  • Erlang, up to Erlang/OTP 28.4.
  • F#, up to F# 10.0.
  • Fortran, up to Fortran 2023.
  • GN Build, up to GN 2019-03-13.
  • Go, up to Go 1.26.
    • Go+ (GoPlus) and the Q language
  • Gradle, up to Gradle 8.3, Screenshots
  • GraphViz Dot, up to GraphViz 2.49, Screenshots
  • Groovy, up to Groovy 5.0.
  • Haskell, up to GHC 9.6.
  • Haxe, up to Haxe 4.3.
  • HTML, up to WHATWG October 2026. Screenshots
    • ASP
    • ASP.NET
    • JSP and JSP XML Syntax
    • PHP
  • INI Configuration File
  • Inno Setup, up to Inno Setup 6.2.
  • Boost Jam, up to Jam 4.4.
  • Java, up to Java 25. Screenshots
    • BeanShell
  • JavaScript, up to ECMAScript 2026 with JSX and Web APIs.
  • JSON and JSON5 Document
  • Julia Script, up to Julia 1.9. Screenshots
  • Kotlin, up to Kotlin 2.3.
  • LaTeX
  • Lisp Script (Common Lisp, Clojure, Scheme, etc.)
  • LLVM IR, up to LLVM 21.
    • MLIR
  • Lua Script, up to Lua 5.5.
  • Makefile, Screenshots
    • nmake
    • gmake
    • Borland bmake
    • qmake
    • ninja
  • Markdown, up to CommonMark 0.31, with following extensions:
    • GitHub Flavored Markdown
    • GitLab Flavored Markdown
    • Pandoc’s Markdown
  • Mathematica and WolframScript
  • MATLAB, Screenshots
    • Octave
    • Scilab
    • Gnuplot
  • Nim Script, up to Nim 2.2.
  • Nullsoft Scriptable Install System, up to NSIS 3.09.
  • OCaml, up to OCaml 5.0.
  • Pascal, Delphi
  • Perl, up to Perl 5.42. Screenshots
  • PowerBuilder, up to PowerBuilder 2025.
  • PowerShell, up to PowerShell 7.2.
  • Python, up to Python 3.15. Screenshots
  • PHP Script, up to PHP 8.5. Screenshots
  • Windows Rescouce Script
  • R, up to R 4.2.
  • REBOL 3 and Red
  • Ruby, up to Ruby 4.1 Screenshots
  • Rust, up to Rust 1.91. Screenshots
  • SAS, up to SAS Viya 2024.06.
  • Scala, up to Scala 3.2.
  • Shell Script
    • Bash likes (sh, bash, dash, ash, zsh, ksh), up to Bash 5.3. Screenshots
    • C Shell (csh, tcsh), up to tcsh 6.24.
    • M4 Macro and Autoconf
  • SQL Query
    • SQL Standard, up to SQL:2016.
    • MySQL, up to MySQL 8.0, MariaDB 10.9.
    • SQLite3, up to 3.44.
    • PostgreSQL, PostgreSQL 14.
    • Transact-SQL, SQL Server 2019.
    • Oracle, Oracle 20, incomplete.
  • Swift, up to Swift 6.2.
  • TCL, Screenshots
  • Texinfo, up to Texinfo 7.3.
  • TOML File
  • TypeScript, up to TypeScript 7.0.
  • Typst, up to Typst 0.14.
  • Visual Basic, VB.NET, VB 6.0 and VBA
  • VBScript
  • VHDL, up to VHDL 2019.
  • Verilog HDL, up to Verilog 2005 and SystemVerilog 2017.
  • Vim Script
  • WebAssembly, up to wabt 1.0.
  • WinHex Script and template, up to WinHex 20.9.
  • XML Document, Screenshots
    • XML Schema
    • XML Stylesheet
    • SGML and DTD
    • Apple Property List
    • SVG
  • YAML Document
  • Zig, up to Zig 0.13.
  • Many Others
• Toggle fold for specific level, shortcuts: Alt+Number
• Toggle fold for current block without scrolling back to the block start line, shortcut: Alt+C, or context menu "Toggle Fold"
• Improved support for Chinese, Japanese and Korean: inline mode IME, word wrapping, word selection, case conversions, etc.
• Insert new GUID and current timestamps
• Number conversion between decimal, hexadecimal, octal and binary
• Display caret location and length of selected text in count of characters
• Improved regex support with Boost regex library
• Improved support for NFO ANSI art
• Support various Windows system integration
• Support high DPI display with HD version
• Support rendering using Direct2D DirectWrite, and switch between GDI and Direct2D
• Support font ligature with font like FiraCode in Direct2D mode
• Support color font (Windows 8.1 and above) in Direct2D mode, useful to display color Emoji 😊 and others
• Experimental support for RTL layout (GDI) and bidirectional (Direct2D), useful for Arabic and Hebrew
• Support using fractional font size
• Support full screen mode
• Support compress & pretty for CSS, JavaScript, JSON and JSON5
• Support copy as RTF
• Support evaluate expression
• Support text transliteration
• Support URL highlighting
• Support drag and drop file from Visual Studio, Android Studio, IntelliJ IDEA, etc.
• Other various major or minor changes and tweaks

Supported Operating Systems:

• Windows Vista, 7, 8, 8.1, 10 and 11, both 32-bit and 64-bit
• Windows Server 2008, 2012, 2016, 2019, 2022 and 2025, both 32-bit and 64-bit
• Windows 10 and 11 on ARM64
• Windows XP, Windows Server 2003 and Windows 8/8.1 on ARM32 (Windows RT) using v25.06r5696
• Other systems using Wine

Contributors:

• XhmikosR
• Kai Liu
• RL Vision
• Aleksandar Lekov
• Bruno Barbieri
• Homam
• Everyone else on GitHub and on Notepad2-mod's Contributor List

More information:

• Florian's Notepad2 website
• XhmikosR's Notepad2-mod website
• Scintilla's website
• Build Notepad4 and matepath
• Localization
  • Deutsch by @xelsios
  • French by @VoilierBleu
  • Italiano by @Matteo-Nigro
  • Polish by @kbabol and @miroslaw-zylewicz
  • Português (Brasil) by @DAVIDVS-PR1MVS
  • Русский by @tretdm and @Dimmitrius
  • 日本語 by @maboroshin
  • 中文 (繁體)
  • 中文 (简体)
  • 한국어 by @VenusGirl
  • 한국어 by @bluenlive
• Notepad4 Wiki