《Hello 算法》：动画图解、一键运行的数据结构与算法教程。支持 Python, Java, C++, C, C#, JS, Go, Swift, Rust, Ruby, Kotlin, TS, Dart 代码。简体版和繁体版同步更新，English version in translation

Free and Open Source, Distributed, RESTful Search Engine

Free universal database tool and SQL client

🍬A set of tools that keep Java sweet.

APM, Application Performance Monitoring System

🔥 人人可用的开源 BI 工具，数据可视化神器。An open-source BI tool alternative to Tableau.

一个轻量级 Java 权限认证框架，让鉴权变得简单、优雅！—— 登录认证、权限认证、分布式Session会话、微服务网关鉴权、单点登录、OAuth2.0

🏆 实时 零代码、全功能、强安全 ORM 库 🚀 后端接口和文档零代码，前端(客户端) 定制返回 JSON 的数据和结构 🏆 Real-Time coding-free, powerful and secure ORM 🚀 providing APIs and Docs without coding by Backend, and the returned JSON of API can b…

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

🏆Gitee 最有价值开源项目 🚀:100: 小而全而美的第三方登录开源组件。目前已支持Github、Gitee、微博、钉钉、百度、Coding、腾讯云开发者平台、OSChina、支付宝、QQ、微信、淘宝、Google、Facebook、抖音、领英、小米、微软、今日头条、Teambition、StackOverflow、Pinterest、人人、华为、企业微信、酷家乐、Gitlab、美团、饿…

Universal File Online Preview Project based on Spring-Boot

OpenRefine is a free, open source power tool for working with messy data and improving it

新一代爬虫平台，以图形化方式定义爬虫流程，不写代码即可完成爬虫。

Distributed ID Generate Service

ansj分词.ict的真正java实现.分词效果速度都超过开源版的ict. 中文分词,人名识别,词性标注,用户自定义词典

Make stream processing easier! Easy-to-use streaming application development framework and operation platform.

A markdown editor that you can deploy on your own servers to achieve cloud storage and device synchronization（支持私有部署的云端存储双链笔记软件）

[Unmaintained] Open source two-factor authentication for Android

Hackpad is a web-based realtime wiki.

Lightweight, fast, stable, and programmable component-based rule engine/process engine. Component reuse, synchronous/asynchronous orchestration, dynamic orchestration, multi-language scripting supp…

🎶 一款用 Java 实现的现代化社区（论坛/问答/BBS/社交网络/博客）系统平台。A modern community (forum/Q&A/BBS/SNS/blog) system platform implemented in Java. https://ld246.com

中文自然语言处理工具包 Toolkit for Chinese natural language processing

Flexible tool to build planet-scale vector tilesets from OpenStreetMap data fast

R探长Bot(oracle云/azure云)

e5续订

Rewrites the light engine to fix lighting performance and lighting errors

DataCap is integrated software for data transformation, integration, and visualization. Support a variety of data sources, file types, big data related database, relational database, NoSQL database…

radio browser app that uses www.radio-browser.info on android

Multi-source Translation

免费开源的支付网关，支持支付宝、微信、云闪付等通道，提供收单、退款、对账、分账等功能，通过HTTP方式进行调用，不与其他系统产生耦合关联，可以快速集成到各种系统中，提供可视化界面进行管理，便于实现统一的支付信息管理。