HS

Hiroshi SHIBATA

@hsbt

Full-time OSS developer. I'm a member of Ruby core team, RubyGems team and rbenv and ruby-build maintainer.

Tokyo, Japan

Website

@hsbt

Joined June 2008

1605 Followers

366 Following

AI Insights & Achievements

65/ 100

Growth

19 new projects with 40 stars.

Consistency

18 day streak.

Veteran

Coding for 18 years.

Profile README

hsbt

Profile

A member of the Ruby core team. I maintain the following software and toolchains.

and etc.

I also maintain *.ruby-lang.org which is the official web site of the Ruby programming language.

Organizations

JE RU RU TD HI RD AS BU RA RA AN RU FA AU RB

Public Repos

297

Total Stars

362

Total Forks

42

Public Gists

253

Top Languages

Based on primary language of repositories

Recent Activity

Contribution Graph

Activity Timeline

Commits and contributions grouped by day, week, or month.

High productivity periods

Most active day: January 29th, 2026 • 68 contributions

Most active week: Nov 10–Nov 16 • 200 contributions

Most active month: Dec 2025 • 704 contributions

closed pull request in ruby/ruby

January 30th, 2026 3:03 AM

merged pull request in ruby/rubygems

January 30th, 2026 5:07 AM

DeleteEvent on ruby/rubygems

January 30th, 2026 5:07 AM

Pushed to master at ruby/rubygems

January 30th, 2026 5:07 AM

opened pull request in ruby/rubygems

January 30th, 2026 3:47 AM

Created branch 2nd-try-tmpdir in ruby/rubygems

January 30th, 2026 3:46 AM

Pushed to tmpdir-bundler at hsbt/ruby

January 30th, 2026 3:03 AM

Pushed to tmpdir-bundler at hsbt/ruby

January 30th, 2026 2:41 AM

Pushed to tmpdir-bundler at hsbt/ruby

January 30th, 2026 2:31 AM

Pushed to tmpdir-bundler at hsbt/ruby

January 30th, 2026 2:01 AM

GitHub Analytics

Hiroshi SHIBATA

Growth

Consistency

Veteran

hsbt

Profile