CO

Melissa

Dutch gamedev and hacker girl who writes code and is secretly a cat. Made @Openplanet-nl & Trackmania.io. Doing stuff at @The-Kitboga-Show and @SeraphSecure.

Heerhugowaard, The Netherlands

Website

Joined October 2009

462 Followers

69 Following

AI Insights & Achievements

64/ 100

Quality

Avg 18.3 stars per repo.

Consistency

19 day streak.

Veteran

Coding for 17 years.

Profile README

Hello!

Hi! I'm Melissa, a transgirl from the Netherlands who likes to write a lot of code. 🥰

I made Openplanet and Trackmania.io.

You can support me on Patreon!

I do not have a Twitter account.

There are some people going around impersonating me. My only real account is on Mastodon at @codecat@meow.social.

Organizations

NI CR OP SE TH TR

Public Repos

161

Total Stars

1826

Total Forks

312

Public Gists

12

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 27th, 2026 • 32 contributions

Most active week: Jan 26–Feb 1 • 85 contributions

Most active month: Mar 2025 • 268 contributions

labeled issue in openplanet-nl/issues

February 5th, 2026 12:42 PM

labeled issue in openplanet-nl/issues

February 5th, 2026 12:42 PM

IssueCommentEvent on openplanet-nl/issues

February 5th, 2026 12:42 PM

closed issue in openplanet-nl/issues

February 5th, 2026 12:40 PM

labeled issue in openplanet-nl/issues

February 5th, 2026 12:40 PM

closed issue in openplanet-nl/issues

February 5th, 2026 12:28 PM

Starred kataras/iris

February 4th, 2026 9:58 PM

labeled issue in openplanet-nl/issues

February 4th, 2026 7:27 PM

Starred bits-and-blooms/bloom

February 4th, 2026 2:38 PM

PullRequestReviewEvent on codecat/tm-dashboard

February 3rd, 2026 9:33 PM

GitHub Analytics

Melissa

Quality

Consistency

Veteran

Hello!

I do not have a Twitter account.