Legacy Platform documentation
Developers
Extend and integrate the SpreadsheetWeb Legacy Platform with APIs, custom actions, extensions, application methods, and developer references.
The developer section collects the technical references used to integrate with or extend the Legacy Platform. Browse API methods, application-level operations, extensions, custom actions, and user-defined functions according to the type of solution you are building.
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Core Developers guides
Developers
API Reference
Developers
Custom Actions
Developers
Deprecated Versions
Developers
Extensions
Build SpreadsheetWeb Legacy Platform extensions, configure development projects, use extension APIs, and apply implementation patterns and tips.
Developers
User Defined Functions (UDF)
Create and deploy user-defined functions for the SpreadsheetWeb Legacy Platform to add custom workbook calculations and reusable logic.