Apache Fesod (Incubating) is a high-performance, memory-efficient Java library for reading and writing Excel files, featuring streaming APIs, simple annotation-driven mapping, Spring Boot integration, and SXSSF-based large-file writing with optional temp-file compression.
This article explains why EasyExcel was archived, introduces FastExcel as a rewrite, details its donation to Apache as Fesod, provides migration steps with code examples, compares performance against alternatives, and recommends Apache Fesod for new and existing projects due to its streaming API, low GC overhead, and Apache Foundation backing.
This article explains why EasyExcel was archived, introduces its successor FastExcel (now Apache Fesod), compares performance and features, provides migration steps with code examples, and recommends Apache Fesod for new and existing projects due to its streaming API, memory efficiency, and Apache Foundation backing.
When Alibaba archived the popular EasyExcel library, developers faced uncertainty about future maintenance, memory usage, and JDK compatibility, prompting the emergence of FastExcel as a drop‑in replacement and the Apache‑incubated Fesod project, which together offer a high‑performance, low‑memory Java Excel processing ecosystem.
