About ACE4J

The Adaptive Calculation Engine for Java ACE4J provides a reliable platform for converting Excel-based applications into web applications at a low cost, efficiently, and with guaranteed easy maintenance and support in the future. Thus it is also a great tool for new Java-based Web applications that require heavy calculations.

ACE4J is a Java library providing a comprehensive API to evaluate complex Excel-like formulas. It helps implement 60+ Excel operators and functions including all latest functions such as XLOOKUP, XMATCH, SWITCH and more along with full implementation of Excel LAMBDA functions, which includes recursive Lambda functions without Excel limitations.

One of the major missing pieces in Excel formulas is the ability to loop, to repeat over a...