How to build an opening repertoire that survives real games
Most repertoires collapse the moment the opponent leaves theory. Here's how to build one anchored in your own games that actually holds up over the board.
Andrew · October 17, 2026
Blog
Practical chess preparation, from the developer building FlexiChess.
Why you forget your opening prep, and how spaced repetition fixes it
You studied the line last month and blanked on it over the board. That's how memory works, and there is a fix for it.
Andrew · October 3, 2026
How to study your own chess games (a repeatable system)
Running the engine over your game and nodding at the red bars isn't studying. Here's a repeatable system that actually turns games into improvement.
Andrew · September 19, 2026
How to scout a chess opponent's openings before a game
Pairings are out and you have one evening. Here's how to scout your opponent's openings from their past games and walk in with a plan.
Andrew · September 5, 2026
How to search any chess position across millions of tournament games
Opening explorers follow move order. Position search finds a position however it arose, transpositions included. Here's the difference, and how to use it.
Andrew · August 22, 2026
Introducing FlexiChess: serious chess prep, in your browser
Search 10.4 million tournament games by position or structure, analyse with an engine that runs in your browser, drill your repertoire with spaced repetition. Nothing to install.
Andrew · August 8, 2026