Skip to content

Microsoft Expression Web vs OpenAsar

Professional comparison and analysis to help you choose the right software solution for your needs.

Microsoft Expression Web icon
Microsoft Expression Web
OpenAsar icon
OpenAsar

Microsoft Expression Web vs OpenAsar: The Verdict

⚡ Summary:

Microsoft Expression Web: Microsoft Expression Web is a WYSIWYG HTML editor and web design software developed by Microsoft. It enables designing, coding, and publishing websites and web applications.

OpenAsar: OpenAsar is an open-source replacement for the proprietary ASAR archive format used by Electron apps. It allows developers to inspect, modify, and repackage Electron app content more easily.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature Microsoft Expression Web OpenAsar
Sugggest Score — —
Category Office & Productivity Development
Pricing — Open Source

Product Overview

Microsoft Expression Web
Microsoft Expression Web

Description: Microsoft Expression Web is a WYSIWYG HTML editor and web design software developed by Microsoft. It enables designing, coding, and publishing websites and web applications.

Type: software

OpenAsar
OpenAsar

Description: OpenAsar is an open-source replacement for the proprietary ASAR archive format used by Electron apps. It allows developers to inspect, modify, and repackage Electron app content more easily.

Type: software

Pricing: Open Source

Key Features Comparison

Microsoft Expression Web
Microsoft Expression Web Features
  • WYSIWYG HTML editor
  • CSS support
  • JavaScript and ASP.NET support
  • Template support
  • Site management tools
  • Code hinting
  • Built-in SEO analysis
  • Compatibility checking across browsers
  • Support for web standards
OpenAsar
OpenAsar Features
  • Unpacks and repacks ASAR files
  • Inspects and modifies app content
  • Open source and cross-platform
  • Command line interface
  • JavaScript API

Pros & Cons Analysis

Microsoft Expression Web
Microsoft Expression Web

Pros

  • Intuitive drag-and-drop interface
  • Powerful CSS editing capabilities
  • Integrated image editing
  • Code hinting speeds up development
  • Helps create cross-browser compatible sites
  • SEO analysis helps with search engine optimization
  • Affordable for individual developers

Cons

  • Steep learning curve
  • Limited built-in templating options
  • Lacks support for newer web technologies
  • Discontinued by Microsoft
  • No longer receiving feature updates
OpenAsar
OpenAsar

Pros

  • Free and open source
  • Allows modifying Electron apps
  • Better than proprietary ASAR format
  • Active development and support

Cons

  • Less widely used than ASAR format
  • Requires learning new tool
  • Less support from Electron compared to ASAR
  • Potential compatibility issues

Pricing Comparison

Microsoft Expression Web
Microsoft Expression Web
  • Not listed
OpenAsar
OpenAsar
  • Open Source

Related Comparisons

Learn More About Each Product

Microsoft Expression Web
Microsoft Expression Web
Reviews, pricing & alternatives →
OpenAsar
OpenAsar
Reviews, pricing & alternatives →

Ready to Make Your Decision?

Explore more software comparisons and find the perfect solution for your needs

Microsoft Expression Web Alternatives
OpenAsar Alternatives
Browse More Software