Tools/Documentation
Write and publish code documentation easily. Discover top VS Code Documentation tools and extensions to generate docstrings, format Markdown, and build wikis.
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.
Format All Files
yeunglee
Formats all code files in the selected solution, project, or folder with a single click.
OpenAPI (Swagger) Editor
42Crunch
OpenAPI Editing with API quality, Conformance and Security Testing Rich support for the OpenAPI Specification (OAS) / Swagger
CodeShot
MadsKristensen
Turn the current editor selection into a polished PNG screenshot without leaving Visual Studio. Copy it to the clipboard or save it to disk.
Column Guides
JeffLafitte
Add column guides to text documents.
NexusHighlight
Ghost-Girls
NexusHighlight is a Visual Studio extension that gives you complete control over how comments look in the editor. Customize font, size, opacity, foreground colors, background styles — all independentl
Markdown Editor
RobRimmer
A split-pane markdown editor with live preview, syntax highlighting, diagram rendering via Kroki, table formatting, code folding, and a floating formatting toolbar.
Image Comments
ChristopherDengler
Paste, drop, or annotate screenshots directly into your code as inline image comments. Each image is saved to a solution-relative .codeimages folder and referenced by a plain comment marker, so teammates without the extension just see a normal comment. Resize images in place, ...
ContextRelay for Visual Studio
KazushiKamegawa
Surface Microsoft 365 context (SharePoint, OneDrive, Teams, Mail) in a Visual Studio tool window. Out-of-process extension built with Microsoft.VisualStudio.Extensibility SDK.
Doc Engine — AI XML Documentation for C#
Vericodex
Roslyn-aware AI that generates accurate XML docs for your C# code. 200 docs/month free — no API key required. File, project, and solution-wide generation with a single right-click.
Math Comments
marioarbras
Renders LaTeX math written in code comments. Any $...$ (inline) or $$...$$ (display) math inside a comment is typeset in place — no marker required — in every language that classifies comments (C#, C+
Interactive Onboarding Tooltips & AI Helper
LogicastultusCXXIII
Displays developer tooltips from local report files and assists in generating context-aware documentation via GitHub's Copilot chat window AI.