ODK Collect is an Android app for filling out forms. It's been used to collect billions of data points in challenging environments around the world. Contribute and make the world a better place! ✨📋✨

IoT DC3 is an open source, distributed Internet of Things (IoT) platform based on Spring Cloud. It is used for rapid development of IoT projects and management of IoT devices. It is a set of solutions for IoT system.

Player Analytics plugin for Minecraft Server platforms - View player activity of your server with ease. 📆

大数据采集,抽取平台,zdh_web是zdh系列服务的可视化管理平台，包含数据采集,调度,权限,审批流,私域营销等模块

ODK Briefcase is a Java application for fetching and pushing forms and their contents. It helps make billions of data points from ODK portable. Contribute and make the world a better place! ✨💼✨

The core library that many of the ODK tools are built around. It's written in Java, implements the ODK XForms spec, and runs on mobile devices and cloud servers. ✨🏗✨

Skunkworks-crow is an Android app for sharing filled forms stored in ODK Collect from one device to another

A data collection library for click and exposure event with the UI.

A data collection and monitoring tool that works anywhere.

🔥 One of the most comprehensive open-source data annotation platform.

ODK Validate is a Java application for confirming that a form is valid and compliant with the ODK XForms specification. Contribute and make the world a better place! ✨🔍✨

这阵子由于项目需要，需要从手机上采集用户的运动轨迹数据，这样的功能大家都见到的很多了，比如咕咚、悦动圈，对跑步运动轨迹数据进行采集，再如，微信运动、钉钉运动，对于每一天你走步进行计数，如果要记录轨迹就离不开的手机定位，如果要记录步数那就离不开陀螺仪（角速度传感器），花了一天多的时间实现了一个定位数据实时采集的功能。

Android app for synchronized recording of video and IMU data with advanced camera options, useful for 3D reconstruction, SLAM, AR, video stabilization. Supports remote control over network.

Akvo Flow app

Mobile Android app for data collection in the wild: sensor measurements and self-reported labels describing the user's behavioral context.

Data Collection System For NLP/Speech Recognition

REST and STREAMING crawlers of Twitter (java)

Android app for synchronized recording of video and IMU data on one or multiple smartphones with advanced camera options, useful for 3D reconstruction, SLAM, AR, video stabilization. Supports remote control over network.

Code for a scalable data collection from multiple sensors (IMU, infrared camera, EMG, EEG, GSR, HRM, environmental sensors, eye tracker).

An open source toolbox for digital Citizens.