Free and Open Source, Distributed, RESTful Search Engine

🚌 The IK Analysis plugin integrates Lucene IK analyzer into Elasticsearch and OpenSearch, support customized dictionary.

Universal File Online Preview Project based on Spring-Boot

Statistical Machine Intelligence & Learning Engine

字体提取工具（APP瘦身神器、APK压缩工具）

A calculator that supports functions such as complex number operations and solving equations.