Sinquefield Cup autograph session
2013 Sinquefield Cup · Autograph Session

Free Chess Utilities · No Login Required

Tools for theThinking Player

A growing collection of free chess utilities — built for players, coaches, and enthusiasts who want more from their game.

All the Tools You Need

Visualization

FEN Diagram Generator

Paste any FEN string and instantly render a publication-quality board diagram. Export as PNG for articles, lessons, or posts.

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Analysis

PGN Opening Filter

Load a PGN file and filter your games by opening name or ECO code. Quickly isolate lines you want to study or review.

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Training

Guess the Move

Step through a grandmaster game and guess each move before it's revealed. A powerful way to train pattern recognition and intuition.

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Training

Coordinate Flashcards

Drill square colors at speed — see a coordinate, decide light or dark. Track your streak and sharpen your board vision in minutes.

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Coming Soon

Endgame Trainer

Master essential endgame techniques: king and pawn, rook endings, and mating patterns.

Coming Soon
Coming Soon

Clock Calculator

Simulate time controls and calculate critical clock moments for tournament preparation.

Coming Soon

"Chess is not about the pieces on the board — it's about the thinking behind every move."

— The Chess Toolkit

Chess Toolkit is a free, ad-free collection of practical utilities for chess players at every level. No accounts, no subscriptions — just tools that work.