Giới thiệu về dữ liệu mở

Về trang web này

Trang web này cùng toàn bộ dữ liệu được thu thập, xử lý và công bố bởi Trung tâm Con người và Thiên nhiên, áp dụng giấy phép bản quyền mở CC BY-SA 4.0. Các nội dung tóm lược đều được trích dẫn từ tài liêu gốc, áp dụng nguyên tắc sử dụng công bằng và tôn trọng quyền tác giả. Tài nguyên và các dữ liệu trên trang web Dữ liệu mở về Môi trường và Phát triển (ODV) được thu thập từ các tài liệu đã công bố và chia sẻ miễn phí với mục tiêu cung cấp thông tin rộng rãi cho công chúng. Trang web này không phải là dịch vụ mang tính thương mại và không do cơ quan nhà nước hay một cơ chế liên chính phủ nào vận hành. Thông tin công bố trên trang web đã được kiểm tra và xác minh. Mặc dù vậy, chúng tôi tuyên bố miễn trừ trách nhiệm đối với thông tin do bên thứ ba cung cấp. ODV không đại diện hay chịu trách nhiệm, cả về khía cạnh thực tế và luật pháp, về tính chính xác, toàn vẹn và tương thích của dữ liệu và tài liệu được công bố hoặc tham chiếu. Chúng tôi khuyến khích người dùng khai thác sâu dữ liệu trên trang web để phục vụ nghiên cứu của bản thân, đồng thời chia sẻ lại kết quả nghiên cứu của quý vị nhằm giúp trang web ngày hoàn thiện dữ liệu. Với việc truy cập và khai thác dữ liệu trên trang web ODV, người dùng cam kết chịu trách nhiệm cá nhân khi quyết định tin cậy các thông tin được cung cấp, không gây phiền hà hay đổ trách nhiệm cho các cá nhân, tổ chức tham gia phát triển và xây dựng nội dung trang web, ngay cả khi xảy ra bất cứ sự thiệt hại, mất mát nào từ quá trình sử dụng dữ liệu.

Computer screen with DKAN installation

Storytelling and Insights

DKAN's data storytelling and insights features add value to open data efforts by enabling and empowering content creation in an easy-to-use, streamlined way.

DKAN offers a combination of signature data visualization tools, integrations with external data visualization tools, and story content, to create Data Stories and Dashboards, through a user-friendly interface, that deliver the message behind data. Built on traditional data portal features, DKAN offers a market-standards compliant experience that increases the user value of any open data effort.

Explore the features to see how DKAN uses data to tell stories and highlight insights.

Data Publishing and Management

As data is released at increasing rate there is a growing need to compile that data in a central location so citizens can engage with and share that information. Managing huge amounts of data can be a daunting task, especially when it involves several agencies.

On DKAN, publishing and managing data is made simple with ready-to-use features that serve common Open Data needs.

Check out the features below to learn more about how DKAN makes data publishing and management simple.

Modular Customization

DKAN is ready-to-use to jump-start any open data effort with its suite of tools and standard features. DKAN is both powerful and flexible, and it includes several features to highlight the personality of each unique site.

These features include customizing user experience, discovery of data, emphasize citizen engagement and connection on the public-facing side.

Behind the scenes, DKAN enables custom user roles and group features to make content quality and management a streamlined process for technical and nontechnical users alike.

What is DKAN, how does it work?

DKAN does a lot! It's designed to meet the complex challenges of launching and maintaining an open data program as a government administrator.

DKAN is an open-source data management platform. It treats data as content so that you can easily publish, manage, and maintain your open data no matter the size of your team or the level of technical expertise.

With DKAN you can feel confident that the data you publish meets federal standards and best practices without losing any of the flexibility and sustainability that comes with an open-source product.

Storytelling and Insights Features

Data Stories

A straightforward format for putting text and visuals together. Use data stories to tell simple, yet moving stories about the impact of opening data.

Data Dashboards

Dashboards bring content to one place to draw clear connections and meaning--truly unlocking the power of open data. Use Dashboards for flexible content curation.

Data Previews

Built-in Data Preview tools show users a basic visual of a resource as a map, chart, or grid. Have more complex data? Use DKAN External Previews to explore data resources with CartoDB, ArcGIS, and Tableau.

Data Visualizations

Data visualizations can make data compelling and straightforward. Use DKAN Visualizations to create charts, graphs, and maps to connect your data to citizens.

Data Publishing and Management Features


DKAN can host millions of files of data as it is released and regenerated. Files and APIs are uploaded to DKAN as a "resource". Use resources for a large range of file formats including csv, html, xls, json, xlsx, doc, docx, rdf, txt, jpg, png, gif, tiff, pdf, odf, ods, odt, tsv, geojson and xml.


DKAN sites bring disparate data into a single, central location making it easier to find and navigate. Use Datasets as "containers" to group related pieces of data.


DKAN Metadata fields are designed to be compliant with Open Data Initiatives like Project Open Data. Use Metadata to be compliant and make your data more accessible to developers through robust APIs.

DKAN Datastore

Large files can be a challenge both to manage and make accessible for a wider audience. Use the DKAN Datastore to support your large files, improve the ability to preview data, and make data accessible through the DKAN Datastore API.

Modular Customization Features

User Management

It takes a team of people working together by playing individual roles that contribute to a larger effort to make an open data effort successful. Use DKAN User Management to balance between empowering a team and maintaining quality control.


Groups are a powerful yet easy-to-use way of organizing site content as well as users contributing data to your DKAN site. Use Groups on DKAN to organize datasets by author.


DKAN's default theme is designed with responsive and accessible appearance elements for an optimal user experience. But with just a few clicks, DKAN becomes custom-fit to the unique look and feel of any organization. Use DKAN branding features for greater brand consistency and recognition.

Site Navigation

DKAN Pages, Topics, and Faceted Search all provide a seamless experience for site visitors as they navigate through thousands of resources. Use DKAN site navigation features to connect citizens to the right data in the right time.

What's DKAN for?

DKAN is about making it easier to make your data open and accessible. We believe that data is one of the most powerful assets an organization can unlock--especially government. Open data has the potential to create economic opportunity, help make better decisions, and improve program outcomes.

It's quickly becoming the standard practice of all levels of government, but data and content management can present a daunting challenge. DKAN, makes it easy to be compliant with Open Data initiatives, maintain data quality, and create engaging sites for citizens to interact with and connect with data.

GitHub OctocatAre you a developer and want to use and/or contribute to DKAN? DKAN is open source and accepts contributions–check out our public GitHub.

DKAN demo on computer
Want DKAN’s enterprise solution? Test drive DKAN and contact our team for more information.