Hoshi

A simple SGF viewer/editor and GUI for KataGo to analyze one's Go games.

KataGo Engine

• Comes bundled with KataGo OpenCL, which should run on most devices with no problems.
• Alternatively, you can download the standalone .exe version and provide your own KataGo files.

How to Download

1. Go to the Releases page.
2. Download the zip file titled Hoshi-KataGo.zip for the version bundled with KataGo, or Hoshi.exe for the standalone version.
3. Legacy versions available for pre-Windows 10 machines.
4. Mac and Linux versions upcoming.

Keyboard Shortcuts

Navigation & Tree Control

• Left Arrow - Move back 1 move
• Right Arrow - Move forward 1 move
• Shift + Left Arrow / Page Up - Move back 15 moves
• Shift + Right Arrow / Page Down - Move forward 15 moves
• Ctrl + Left Arrow / Home - Jump to the start of the game (Root)
• Ctrl + Right Arrow / End - Jump to the very end of the current branch
• Up Arrow - Switch to the previous alternative variation
• Down Arrow - Switch to the next alternative variation
• Shift + Up Arrow - Warp backward directly to the primary branch intersection

Tools & Markup

• 1 - Place Black stone
• 2 - Place White stone
• 3 - Alternate colors (Black/White)
• Q - Triangle markup (△)
• W - Square markup (□)
• E - Circle markup (○)
• R - Cross markup (✕)
• A - Alphabet markup (Press again to toggle case)
• S - Number markup
• Z - Eraser tool
• Shift + Click - Apply active markup tool to an entire group of connected stones

Analysis & Game Actions

• Spacebar - Play / Pause KataGo Analysis
• C - Toggle Score Estimate calculation
• Delete / Backspace - Delete current node (and all future variations)
• Ctrl + Z - Undo tree/node deletion

File Operations

• Ctrl + N - New Game
• Ctrl + O - Open SGF file
• Ctrl + S - Save current game
• Ctrl + Shift + S - Save As...

License

This project is licensed under the PolyForm Noncommercial License 1.0.0 - see the LICENSE file for details.