ABOUT
I'm osk (/ɔsk/), a developer of mostly web experiences specializing in UI/UX. You'll probably know me from TETR.IO, my webgame with over five million players.

TETR.IO Support
Get support for TETR.IO issues

KNOWLEDGE BASE
Learn more about osk and policies

BRANDING
Assets and branding guidelines

SUPPORT ME
Get TETR.IO Supporter and receive benefits
BLOG
VIEW ALLThe osk knowledge base: updated promotional kit policy, and new ToS/privacy policy
2022/07/03 36,423 stars ReadPROJECTS
SOCIAL
Business and personal contact only, please. If you need TETR.IO technical or account support, please contact support instead. I try to read all e-mails and DMs I get, but since I get a lot, I might not be able to reply, sorry!

[email protected] (no marketing, please!)

GitHub
o5k

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tetriogame

TETR.IO
osk

Discord
osk — or click to enter the TETR.IO Discord
These are personal space — you have been warned.

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oskdev

Twitch.tv
osk______