Since May 2016 Github does not provide anymore your current streak and your longest streak of contributions.
Read it here: https://github.com/blog/2173-more-contributions-on-your-profile
If you want it back, like it was, just install this extension
谷歌浏览器、其他Chromium内核的浏览器
为打击盗链困扰,本站已启用人机验证
微信扫码关注左侧公众号,发送“插件”二字获得验证码,验证码5分钟全站有效