Tools/Modeling
Design clear software architecture. Discover top VS Code Modeling tools and extensions to generate UML diagrams, database schemas, and data flow wireframes.
Visual Studio draw.io Extension
SasuPurola
An elegant Visual Studio 2026 extension with advanced capabilities to design, view, and edit draw.io diagrams natively inside your IDE.
NeueCode — Sovereign AI Coding Agent
NeueCode
Sovereign, on-prem AI coding agent — your code never leaves your network. Get it at neuecode.com.
ModelSync Notes
UmbrellaFrame
Adds property-level Notes to ModelSync models in the Visual Studio editor.
Visual Smarter 2022
NETSpiderStudio
Help code C#/VB.NET smarter and manage solutions, projects, documents, classes, and members easier.
Ampl for Visual Studio
AMPLOptimizationInc
AMPL language support for Visual Studio.
Forge Pilot
er-abhishek
Chat with Claude inside Visual Studio to explore, understand and modify your codebase. Forge Pilot drives the Claude Code CLI from a docked tool window styled after the Claude Code UI: collapsible too
Rin Language Support (Visual Studio)
dlofdyb
Full support for the Rin language in Visual Studio: syntax classifier, code snippets, and a "Run current file" command via rin_cli. A real VSSDK package (not a VS Code package), built for the Visual S