MESCIUS (formerly GrapeCity)

MESCIUS (formerly GrapeCity) is an award-winning Microsoft Gold Certified Partner and one of the world's largest providers of developer components. The company retains 400 employees and hundreds of thousands of customers worldwide. For over 40 years, MESCIUS inc. has provided enterprises around the world with state-of-the-art developer tools and components, software services, and solutions.

I switched to ComponentOne from another vendor's offering and found C1's solution to be just what I needed: fast, lightweight and professional looking while still being easy to learn and use!

Greg Gum - Founder and Lead Software Engineer.

Latest News

Set a Default Focus Point for JavaScript Components
Set a Default Focus Point for JavaScript Components
July 10, 2024Product Update
Wijmo build 5.20241.19 adds the focusFirst utility, enabling developers to set the initial focus programmatically, enhancing keyboard accessibility.
Keep Spreadsheets Responsive During Calculations
Keep Spreadsheets Responsive During Calculations
July 3, 2024Product Update
SpreadJS 17.1.0 introduces incremental computation which helps maintain spreadsheet performance during even the most complex data processing.
Enhance the Clarity of Charts in your Reports
Enhance the Clarity of Charts in your Reports
June 24, 2024Product Update
ActiveReports.NET 18.1 adds multi-row labels and symbol size support to enrich chart customization in .NET reporting apps.
Group Chart Axis Labels for Improved Data Analysis
Group Chart Axis Labels for Improved Data Analysis
June 21, 2024Product Update
ComponentOne ASP.NET MVC 2024 v1 adds axis grouping to FlexChart, allowing categorization by numbers, dates, and custom categories.
Easily Display Hierarchical Data in a WPF Grid
Easily Display Hierarchical Data in a WPF Grid
June 20, 2024Product Update
ComponentOne Studio WPF 2024 v1 enhances FlexGrid for WPF .NET 8 with a new TreeGrid feature to support hierarchical data binding.

Partnership Status

Enterprise Partner
As official and authorized distributors since 1996, ComponentSource supplies you with legitimate licenses directly from MESCIUS (formerly GrapeCity).

Product Classifications

Recent Awards

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