Andrzej Mazur

Andrzej Mazur @end3r

About: Web Game Developer, Enclave Games indie studio founder, js13kGames compo creator, Gamedev.js community firestarter, Gamedev.js Weekly newsletter publisher. 🕸️🎮

Location:
Warsaw, Poland
Joined:
May 14, 2018

Andrzej Mazur
articles - 129 total

Enclave Games Monthly Report: October 2025

At the beginning of every October the js13kGames competition winners are announced, and I also found...

Learn More 1 0Nov 12

Stars at GitHub Universe 2025

I was invited for the third time to GitHub Universe happening at Fort Mason in San Francisco, thanks...

Learn More 0 0Nov 5

T-shirts galore: two originals for $13

If your entry ended up in the overall top100 results, then you’ve received an email today containing...

Learn More 0 0Oct 17

js13kGames 2025 criteria rankings

The js13kGames 2025 winners have been announced a few days ago already, including all the category...

Learn More 0 0Oct 10

js13kGames 2025 winners announced!

Here are the winners of the fourteenth yearly edition of the js13kGames competition! Congratulations...

Learn More 0 1Oct 4

On js13kGames deadlines and fixes

Some of you might remember a year ago we had a discussion on our Slack channel about the ability to...

Learn More 0 0Sep 29

[Boost]

Meow Mountain - postmortem of a 13KB game João L. ・ Sep...

Learn More 0 0Sep 17

Our third js13kGames Community Soundtrack is here already

Thanks to the efforts of João Lopes we now have the third Community Soundtrack up on Bandcamp...

Learn More 10 3Sep 17

js13kGames 2025 voting is open!

We’ve wrapped the 14th yearly edition of the js13kGames competition with 197 entries - thank you all...

Learn More 1 0Sep 14

js13kGames 2025 voting criteria updated

After having this discussed last year, and getting feedback from you in the past few weeks, we’ve...

Learn More 0 0Sep 4

Enclave Games Monthly Report: August 2025

Every August is almost entirely about the js13kGames competition, and this year’s one is no different...

Learn More 0 0Sep 3

Online category with WebSocket relay in js13kGames 2025

We’re introducing the Online category in js13kGames 2025 for all of you missing the defunct Server...

Learn More 0 1Aug 20

The js13kGames 2025 competition has started!

The fourteenth yearly edition of the online js13kGames competition starts… NOW! Build a web game...

Learn More 9 1Aug 13

Enclave Games Monthly Report: June 2025

We’ve published the js13kGames 2024 t-shirts gallery last month, and started the countdown to...

Learn More 0 0Jul 14

The js13kGames 2025 countdown is on!

It’s June 13th already, so it’s high time to count down to the fourteenth edition of js13kGames - our...

Learn More 2 0Jun 13

Enclave Games Monthly Report: May 2025

Announcing Gamedev.js Jam 2025 overall winners and the best entries in the optional challenges,...

Learn More 6 2Jun 3

Vibe coding js13kGames shader for the V Shaders challenge

I vibe coded a shader in an hour and submitted it to the V Shaders challenge which offers $12k prize...

Learn More 10 2May 21

New Gamedev.js Jam 2025 t-shirt: Balance!

New t-shirt design landed in our online Shop following the Balance theme, so you can represent Web...

Learn More 1 0May 20

Enclave Games Monthly Report: April 2025

This will be a short Monthly Report as it’s still all about the ongoing Gamedev.js Jam 2025. ...

Learn More 1 0May 7

All the entries from Gamedev.js Jam 2025

Gamedev.js Jam 2025, the sixth yearly edition of the online web game development competition wrapped...

Learn More 3 0Apr 29

Enclave Games Monthly Report: March 2025

Focusing on preparations of the Gamedev.js Jam 2025 took its toll, and so the Monthly Report for...

Learn More 9 0Apr 25

W3C Games CG March 2025: Loading and Control API

During our W3C Games Community Group meetup happening on March 25th we’ve formulated the idea of a...

Learn More 2 1Apr 18

[Boost]

There are two web game competitions happening now and you...

Learn More 14 0Apr 15

Gamedev.js Jam 2025 start and theme announcement!

Sixth yearly edition of the online competition for web game developers just started! Join Gamedev.js...

Learn More 18 4Apr 13

Enclave Games Monthly Report: February 2025

Preparations to Gamedev.js Jam 2025 started with good progress, we’ve shipped js13kGames 2024...

Learn More 0 0Mar 7

js13kGames 2024 swag with t-shirts and gadgets is shipped

This time the swag packages were a lot bigger and more difficult to pack as we tried to ship as many...

Learn More 1 0Mar 5

Countdown to Gamedev.js Jam 2025 and call for partners

In two months from now the sixth edition of Gamedev.js Jam will happen - you’ll have thirteen days...

Learn More 0 0Feb 14

Enclave Games Monthly Report: January 2025

Another yearly edition of the Gamedev.js Survey wrapped in December, and the report was published in...

Learn More 0 1Feb 5

Report on the current state of Web Game Development in 2024 is out!

The results of the Gamedev.js Survey 2024 that was conducted last month, at the end of 2024, were...

Learn More 12 0Jan 29

Enclave Games in 2024, and plans for 2025

The past year was even more difficult than the previous one, with struggles along the way, but had...

Learn More 0 0Jan 7