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Open Data Kit

Open Data Kit is a free and open-source set of tools for collecting data in challenging environments. More at

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  1. 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! 📋

    Java 467 980

  2. ODK Build is a drag-and-drop form designer for ODK XForms. Thousands of users around the world depend on it for their data collection campaigns. Contribute and make the world a better place! 📝

    JavaScript 86 61

  3. 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! 💼

    Java 52 128

  4. ODK Central is an ODK 1 server

    Shell 16 16

  5. The XForms-derived specification used in the ODK ecosystem. If you are interested in building a tool that is compliant with the forms rendered by ODK tools, this is the place to start.

    CSS 20 17

  6. 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. 🏗

    Java 31 71

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