850k+ chess.com tactics puzzles: every position, its solution (TCN and PGN), rating, pass rate and solve time. Half are rated under 1200, the hardest near 4600. Free puzzles shouldn't sit behind a paywall. JSON and CSV, keyed by id or position. No daily puzzles. Snapshot from August 2026. Format and a TCN decoder in the README.
Tools for Pile-Up Poker, SpellTower, Cube Clear, and Wordbind from Puzzmo
DSA, CF, CP sheet for preparation and static memory from your web viewer this could be used for Quantitative finance learning and develop your coding skills
NeuraNest is an interactive web application designed as a "cognitive gym" where users can train their brain through games, assessments, and educational content. It targets key cognitive skills like memory, logic, attention, and visual processing through scientifically-backed exercises and progress tracking.
A simple game concept with Unity
AdventJS 2022 solutions
Solutions of quests
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