You can now select a date and a time with only one widget !

An Android TextView that always displays an auto refreshing relative time span with respect to a reference time

Gorgeous Android Time and Date picker library inspired by the Timely app

A custom reusable circular slider control for Android application 可重用的圆形双滑块，类似iOS时间设置

xk-time 是时间转换，时间计算，时间格式化，时间解析，日历，时间cron表达式和时间NLP等的工具，使用Java8（JSR-310），线程安全，简单易用，多达70几种常用日期格式化模板，支持Java8时间类和Date，轻量级，无第三方依赖。

🙏 提供时间轴转星座|生肖工具、系统存储空间获取工具、文件大小格式化工具、获取指定文件大小工具、AES加密解码工具(支持android端平台加密解密，java端和android端相互加密解密)、SharePreference操作工具、 File文件操作工具、日期获取和计算工具、界面跳转Intent操作工具、字符串验证和数值转换操作工具、手机震动工具、系统资源操作工具、网络检测工具、 wifi操作工具、单位换算工具、zip压缩和解压操作工具、XML解析操作工具（只支持几种指定格式）、图片加载和处理工具，数据库操作（增删改查）工具、Base64编码解码工具、MD5加密工具。

GraphQL ISO Date is a set of RFC 3339 compliant date/time scalar types to be used with graphql-java.

Material (Gregorian - Hijri) Date & Time Picker

A timezone data management library for the JVM and Android targeting java.time APIs in Java 8+

Library which contains several time-dependent data and index structures (e.g., IntervalTree, BucketTimeSeries), as well as algorithms.

Fake currentTimeMillis() without class loader hacks

Android TextView for displaying the time since a date

开源的时间管理App，基于Material Design设计

📝 不需要打开 APP 即可进行时间管理、任务管理，为用户省时间！

DateTime233 is a zero-designed DateTime API. 从零开始设计的整个 DateTime.

An alternative to ScheduledThreadPoolExecutor proof against the clock drift problem

A library that converts Time to its equivalent local languages starting with some basic Nigeria languages(Yoruba, Hausa, Igbo, Efik and English)

一款TODO类型的时间管理App

Simple SNTP client class for retrieving network time on Android (SNTPClient)

Lightweight alternative to Java's built-in date-time classes. Android-friendly. Compiles under JDK 1.5.