EasyExcel is a fast, lightweight Java library developed by Alibaba for reading and writing Excel files efficiently, particularly focusing on avoiding Out-Of-Memory (OOM) issues when handling large XLSX files by optimizing memory usage over traditional parsers.

Features

  • Lightweight and efficient Excel handling tool written in Java
  • Avoids OOM errors by using a streaming approach (minimal memory footprint) over Apache POI SAX parser
  • Supports both read and write operations with simple API
  • Optimized for large file processing by minimizing memory consumption
  • Open-source under Apache-2.0 license and backed by Alibaba; widely used (33k stars)
  • Provides quickstart documentation and usage examples for reading, writing, file upload/download scenarios

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Libraries

License

Apache License V2.0

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Additional Project Details

Programming Language

Java

Related Categories

Java Libraries

Registered

2025-09-05