Competitive Programming badges

IMPORTANT UPDATE: Please update your link from badges.joonhyung.xyz to badges.riever.dev.

A simple GitHub-style badge for your competitive programming profile

Currently supports:

• Codeforces
• TopCoder
• AtCoder

Usage

The basic endpoint is https://badges.riever.dev/[platform]/[handle].svg.

[![Codeforces](https://badges.riever.dev/codeforces/jo_on.svg)](https://codeforces.com/profile/jo_on)

[![TopCoder](https://badges.riever.dev/topcoder/homology.svg)](https://www.topcoder.com/members/homology)

[![AtCoder](https://badges.riever.dev/atcoder/topology.svg)](https://atcoder.jp/users/topology)

You can also further customize your badges using query strings. The following options are supported:

• left_text: the text to appear in the left part of the badge; defaults to the name of the platform
• right_text: the text to appear in the right part of the badge; defaults to your rating
• left_link: the URL to be redirected when the left-hand text is clicked; defaults to the URL of the platform (meaningless if used in GitHub profile)
• right_link: the URL to be redirected when the left-hand text is clicked; defaults to the URL of your profile of the platform
• whole_link: if left_link and right_link are not set, the URL to be redirected when the badge is clicked
• logo: The base64 or URL of the image; defaults to the logo of the platform
• left_color: the background color of the left part of the badge; defaults to #555
• right_color: the background color of the right part of the badge; defaults to the color corresponding to your rating
• whole_title: the title attribute of the entire badge
• left_title: the title attribute of the left part of the badge
• right_title: the title attribute of the right part of the badge
• id_suffix: the suffix of the id attributes of the elements of the badge

An example:

[![AtCoder](https://badges.riever.dev/atcoder/tourist.svg?left_color=lightgray)](https://atcoder.jp/users/tourist)

For more details on these options, see Google pybadges. Also, please note that some options are meaningless if used in GitHub profile (e.g. left_link, right_link, ...).

Notes

• The server caches some data for better performance, so it may take up to 5 minutes to reflect your rating changes.