NC

NClass

NClass is a free and open source UML class design tool created by Balazs Tihanyi. It supports creating and editing UML class diagrams for C# and Java applications with a simple and user-friendly interface. It allows code generation from models and reverse engineering from .NET assemblies. Licensed under GNU GPL.
Latest: 2.04
Last checked: Sep 29, 2025 2:40pm
Rank: 6019/15140
Monitored via:
Winget Request more monitors
Follow to track new versions in your feed.
Report

Overview

0
License: GNU General Public LicenseWinget: Available

Version & Lifecycle

0
Current: 2.04 Avg cadence: Infrequent/Long-term development

Top Contributors

Top sitewide contributors:

  1. Anbarasan
  2. nico_k
  3. Bob
  4. Vigneshwaran

Community Notes

No community notes yet

Be the first to as a good question or share deployment tips, customization scripts, command lines, or troubleshooting steps.

Release Notes & Updates

0
Avg cadence:
Updates • 0

Help us match vulnerabilities

No vulnerability match yet. Pick the right product:

Looking for matching products…
Don’t see it? Paste a CPE

Also known as

Other names people use for this app — helps search and matching.

NClass

Packaging Notes

0

Open-source UML class design tool for Windows, written in C# targeting .NET Framework; supports code generation and reverse engineering from .NET assemblies.

Notes

0

Supports Windows only; missing some advanced features like undo and round-trip engineering; development is ongoing but slow.