Know what to do next.
Stop guessing what to study. Answer ten questions and get a personalised development plan built around your chess.
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One move per position.
The one that works against
players at your level.
The moves your opponents actually play. At your exact rating level.
Generic opening books show you what grandmasters play. RBOT shows you what opponents at your rating actually do — and gives you one verified engine response to each of their moves. No trees to memorise. No uncertainty about what to play next.
Your exact rating band. Real opponents. What they actually play.
Engine-verified. Level-adapted. No variations to memorise.
Verified against the moves your opponents will actually make.
I love your upgrades to the site. The things I find most useful:
- The 6-move openings. These my mind can handle.
- The training plan and spreadsheet.
- The wide range of openings.
Everything you need to start
Free with registration. No credit card.
Your opening repertoire
Built from what your opponents actually play — not theory written for 2400-rated players. Calibrated to your exact rating level.
Your training plan
Eight questions → personalised schedule and opening picks:
- Strategy guide per opening
- Move trees with coach notes
- Piece maps for your lines
- 200 downloadable winning games
- Guess-the-Move training
- Excel tracker to follow progress
Verified coverage
93–99% of the moves your opponents will play are already in your preparation — across 4,000–8,000 prepared positions per opening, verified against 14 million Lichess games at each level.
Center Control Score
A human-readable way to evaluate any position — not centipawns, but a percentage split showing who controls the center and why. Paste any FEN or PGN and get a move-by-move breakdown. Free.
Try the CCS Calculator →Already know which opening you want?
Skip the Development Plan — buy one opening at your rating level, outright, yours forever. Opening tree, strategy, piece maps, 200 winning games and Guess-the-Move training included.
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