Chess Opener Lite

Explore chess openings, build your repertoire, and master key variations with a powerful, user-friendly tool designed for players of all levels.

Key Features:

• Interactive Chess Opening Tree with detailed game statistics to guide your decisions
• Full integration of the Encyclopedia of Chess Openings (ECO)
• Side-by-side comparison of ECO classifications and opening tree moves in any position
• Export your favorite openings and variations in standard PGN format
• Build and customize your personal opening repertoire tailored to your style
• Add or edit move comments for deeper understanding and analysis
• Automatic ECO classification for any sequence of moves
• Chess Opening Explorer highlights moves already in your repertoire for quick reference
• Comprehensive chess database that includes all possible transpositions
• Interactive Opening Trainer to help you memorize and internalize your chosen lines
• Train multiple variations at once with randomized opponent responses drawn from your repertoire
• Set a custom starting position for focused training sessions
• Track your training progress with detailed performance stats
• Fully customizable chessboard – adjust colors, pieces, and themes to your preference
• Dark mode support for comfortable viewing in low-light environments
• Works completely offline – no internet connection needed

Master popular openings like The Queen’s Gambit, The King’s Indian Defense, and many more with confidence and precision.

CHESS OPENING EXPLORER

Dive into the Encyclopedia of Chess Openings (ECO) or navigate the interactive opening tree to explore lines and responses. In any position, swipe left or right to switch between exploration modes and gain deeper insights.

BUILD YOUR OPENING REPERTOIRE

Use the Chess Opening Explorer to add your preferred lines to your personal repertoire. Rename, reorganize, and refine your openings at any time for a fully personalized experience.

OPENING TRAINER

A streamlined and effective way to memorize your opening variations. Choose to train as White, Black, or both. Optionally, enable training across all variations simultaneously. The trainer selects opponent moves randomly from your repertoire, simulating real-game scenarios. Your progress is automatically tracked, with performance stats to measure improvement.

Upgrade to Chess Opener PRO – Unlock Advanced Features:

• Unlimited repertoire size
• Unlimited depth for opening lines
• 6x larger opening tree with enhanced game statistics
• Access to a database of top 100+ grandmasters’ repertoires
• Powerful chess engine analysis to evaluate lines
• Import openings in PGN format for seamless integration

What's New in Version 1.21.1

Last updated on Jun 27, 2024
Enhancements to the training experience:

• Final training score no longer obscures the chessboard
• Share or export games and positions directly during training
• Toggle move comments on and off
• Improved UI for a cleaner, more focused training screen

Start building your perfect opening repertoire today – whether you're preparing for tournaments or just improving your game, [ttpp] and [yyxx] make it easier than ever.