📝 NotepadXX is your all-in-one, cross-platform text editor — lightning-fast, powerful, and designed to boost your productivity. Built with Java and optimized for Windows & Linux, it combines the simplicity of Notepad with advanced features modern developers love.

🔥 Key Highlights:

Real-time code linting (ANTLR-powered) with tooltips

Live Markdown preview (split view or pop-out)

Built-in terminal, file explorer & browser launchers

6 beautiful themes (Dark, Light, Darcula, macOS)

Blazing-fast UI with JavaFX/Swing hybrid

Fully offline & privacy-respecting (zero telemetry)

🐞 Bug Fixes in v1.2.1

Fixed crash when Markdown Preview is triggered on systems without JavaFX (now shows a friendly error message).

Prevented JavaFX WebView from initializing on headless systems to avoid startup errors.

Resolved fallback issue: now switches correctly to Swing JFileChooser when JavaFX is unavailable.

Improved error dialog display for Markdown Preview failures.

Features

  • Real-Time Syntax Highlighting
  • Code Linting & Error Detection
  • Live Markdown Preview
  • Multi-Format Support
  • 6 Customizable Themes (Light/Dark/macOS)
  • Browser & Command-Line Integration
  • External Application Launching
  • Auto-Save & File Change Detection
  • Multi-Tab Editing

Project Samples

Play Video NotepadXX Screenshot 1 NotepadXX Screenshot 2 NotepadXX Screenshot 3 NotepadXX Screenshot 4 NotepadXX Screenshot 5 NotepadXX Screenshot 6

Project Activity

See All Activity >

Categories

Source Code Analysis, Markdown Editors, Code Editors

License

GNU General Public License version 3.0 (GPLv3)

Follow NotepadXX

NotepadXX Web Site

Other Useful Business Software
Gen AI apps are built with MongoDB Atlas Icon
Gen AI apps are built with MongoDB Atlas

The database for AI-powered applications.

MongoDB Atlas is the developer-friendly database used to build, scale, and run gen AI and LLM-powered apps—without needing a separate vector database. Atlas offers built-in vector search, global availability across 115+ regions, and flexible document modeling. Start building AI apps faster, all in one place.
Start Free
Rate This Project
Login To Rate This Project

User Ratings

5.0 out of 5 stars
★★★★★
★★★★
★★★
★★
★
1
0
0
0
0
ease 1 of 5 2 of 5 3 of 5 4 of 5 5 of 5 0 / 5
features 1 of 5 2 of 5 3 of 5 4 of 5 5 of 5 0 / 5
design 1 of 5 2 of 5 3 of 5 4 of 5 5 of 5 0 / 5
support 1 of 5 2 of 5 3 of 5 4 of 5 5 of 5 0 / 5

User Reviews

Filter Reviews:
All
  • raghul-tech Posted 2024-12-12
    good text editor
Read more reviews >

Additional Project Details

Operating Systems

Linux, Windows

User Interface

Java Swing, Java AWT, JavaFX

Programming Language

Java

Related Categories

Java Source Code Analysis Tool, Java Markdown Editors, Java Code Editors

Registered

2024-12-12
Report inappropriate content