Source & credits

Connection by Federico Tibaldo. Game code, bundled pixel artwork and font are from the pinned GitHub source. Released under GPL-3.0-or-later (upstream package declaration; GPL v3 license text supplied).

ZzFX Micro by Frank Force, MIT: its copyright and license notice are retained in index.js. The MIT license text is included below.

This static edition retains the original game engine, procedural boards, shape sequences, falling replacement, 60-second scoring, arcade, unlocks and trophies. Page guide, responsive shell, embedded coordinate handling, page pause/sound controls and background auto-pause added November 7, 2026.

Preferred form source is index.js, style.css, index.html, and the local font/sprite assets. Build: copy these flat files to a static root; no dependency installation or server code required. Upstream source commit: 1368ffdfb0d7f485fe017c1455ce5197053ad772.

MIT License — ZzFX

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.