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web-boardimage

An HTTP service that renders chess board images.

Installation

Requires Python 3.7+.

sudo apt-get install python3-dev libffi-dev libxml2-dev libxslt1-dev libcairo2
pipenv install

Usage

pipenv run server [--port 8080] [--bind 127.0.0.1]

HTTP API

GET /board.svg render an SVG

name type default description
fen string required FEN of the position with at least the board part
orientation string white white or black
size int 360 The width and height of the image
lastMove string (none) The last move to highlight, e.g., f4g6
check string (none) A square to highlight for check, e.g., h8
arrows string (none) Draw arrows and circles, e.g., Ge6g8,Bh7, possible color prefixes: G, B, R, Y
squares string (none) Marked squares, e.g., a3,c3
coordinates bool false Show a coordinate margin
colors string lichess-brown Theme: wikipedia, lichess-brown, lichess-blue
https://backscattering.de/web-boardimage/board.svg?fen=5r1k/1b4pp/3pB1N1/p2Pq2Q/PpP5/6PK/8/8&lastMove=f4g6&check=h8&arrows=Ge6g8,Bh7&squares=a3,c3

example board image

GET /board.png render a PNG

License

web-boardimage is licensed under the AGPLv3+. See LICENSE.txt for the full license text.

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An HTTP service that renders chess board images

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