Independentsoft

About Independentsoft

Independentsoft is a German software company based in Bretten (Baden-Württemberg) that develops professional software libraries for documents, e-mail and file formats. The product portfolio includes developer libraries for .NET and Java, including client libraries for Microsoft Graph, Exchange Web Services (EWS), Outlook .msg and .pst files, Word, Excel, WebDAV and Open Document Format as well as formula-compatible calculation engines (Calc). The products are aimed at developers who want to integrate functionality for processing Office documents and Exchange data into their own applications. In addition, self-hosted server and web applications (Independent Format, Independent Calc) are developed that process documents and e-mail formats or recalculate Excel workbooks server-side and can be accessed via REST API as well as an MCP server for AI agents. The products are distributed worldwide as downloads; according to the company, more than 20,000 companies use the products.

Site

Bretten

Processes

Development of software libraries (developer libraries for .NET and Java), Independent Format – self-hosted server/web app for document and e-mail formats (coming soon), Independent Calc – self-hosted calculation server for Excel workbooks (coming soon), Support, REST API and MCP server for AI agents (product feature)

Materials

.NET Libraries, Java Libraries, REST API / MCP Server, Exchange Web Services

Industries

Software development

1. 01

   Product development (software libraries)

2. 02

   Documentation and examples

3. 03

   Distribution via download (evaluation, license purchase)

4. 04

   Support

Products and Technologies

Locations

Inside the production