RE

Piotrek Koszuliński

@Reinmar

CKEditor 5 project leader. Director of Engineering at CKSource.

Warsaw, Poland

Website

Joined November 2009

164 Followers

10 Following

AI Insights & Achievements

30/ 100

Veteran

Coding for 17 years.

Influencer

164 followers.

Organizations

CK CK ZP WA

Public Repos

34

Total Stars

27

Total Forks

22

Public Gists

19

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 20th, 2026 • 45 contributions

Most active week: Jan 5–Jan 11 • 120 contributions

Most active month: Jan 2026 • 226 contributions

labeled issue in ckeditor/ckeditor5

February 3rd, 2026 9:37 AM

IssueCommentEvent on ckeditor/ckeditor5

February 3rd, 2026 9:36 AM

Starred jesseduffield/lazygit

February 3rd, 2026 9:05 AM

opened issue in anthropics/claude-code

January 16th, 2026 5:34 PM

IssueCommentEvent on ckeditor/ckeditor5

January 15th, 2026 8:15 AM

IssueCommentEvent on ckeditor/ckeditor5

January 11th, 2026 4:41 PM

IssueCommentEvent on ckeditor/ckeditor5

January 9th, 2026 8:47 AM

GitHub Analytics

Piotrek Koszuliński

Veteran

Influencer