Free implementation of Play Services
Get started with Timefold quickstarts here. Optimize the vehicle routing problem, employee rostering, task assignment, maintenance scheduling and other planning problems.
Open-source IP geolocation platform that resolves IPv4 addresses to city, country, and continent
Reitti is a comprehensive personal location tracking and analysis application that helps you understand your movement patterns and significant places. The name "Reitti" comes from Finnish, meaning "route" or "path".
The JTS Topology Suite is a Java library for creating and manipulating vector geometry.
The open source Solver AI for Java and Kotlin to optimize scheduling and routing. Solve the vehicle routing problem, employee rostering, task assignment, maintenance scheduling and other planning problems.
A self-hosted, privacy-first location timeline platform: an open-source alternative to Google Timeline with automatic trip detection, Immich integration, and rich analytics.
Open-source realtime location sharing
Zero-allocation hashing for Java
A simple use webview integrated w/ native features & plugin support for building hybrid apps.
QuickPerf is a testing library for Java to quickly evaluate and improve some performance-related properties
GeoWave provides geospatial and temporal indexing on top of Accumulo, HBase, BigTable, Cassandra, Kudu, Redis, RocksDB, and DynamoDB.
任意门 · 基于 Xposed 的安卓全局虚拟定位工具,反检测、地图选点/摇杆/路线模拟| System-wide GPS spoofer for Android (Xposed/LSPosed): hooks system_server, no mock flag, map picker, joystick & route simulation
Fast, low-allocation, HTTP/1.1 + HTTP/2 + HTTP/3 Ring server adapter for Clojure. Java core optimized for Ring. Built on virtual threads