Windows 8.1 / Add-in Express / GrapeCity / PDFlib - Best Selling

Add-in Express

Add-in Express Ltd. has a history of leadership in the Microsoft Office integration industry being the pioneer of tools and solutions based on Microsoft Office. It has been working on the development tools and components market since 1998. Its components and tools are distributed and used worldwide by tens of thousands of developers including the most Fortune 500 companies who integrate and embed their applied code into all applications from the Microsoft Office Suite. It works on three platforms (Microsoft .NET, Microsoft VSTO 2005, and Borland VCL) supports all available MS Office applications, versions and suites, and targets its products to help developers save time and money with elegant commercial class solutions.

GrapeCity

Effective November 1, 2023, GrapeCity is rebranding to MESCIUS.
Though the name has changed, MESCIUS remains a valued Enterprise Partner with ComponentSource, dedicated to enhancing the quality of its products and services.

GrapeCity is an award-winning Microsoft Gold Certified Partner and one of the world's largest providers of developer components. For over 40 years, GrapeCity has provided enterprises around the world with state-of-the-art developer tools and components, software services, and solutions. GrapeCity's products provide developers, designers, and architects with the ultimate collection of easy-to-use tools for building sleek, high-performing, feature-complete applications. With a diverse product line, including ComponentOne Studio, ActiveReports, Wijmo Enterprise, Spread, DataViewsJS, and the GrapeCity Documents API, GrapeCity delivers spreadsheets and reporting tools, grids, charts, mobile controls, and UI components for JavaScript and .NET enterprise applications, mobile and beyond. GrapeCity's component philosophy comes down to four elements - speed, flexibility, familiarity, and a small footprint.

PDFlib

PDFlib GmbH is completely focused on PDF technology. Customers worldwide use PDFlib products since 1997. The company closely follows development and market trends, such as ISO standards for PDF. PDFlib GmbH products are distributed in more than 100 countries all over the world with major markets in North America, Europe, and Japan.