rfyl - An RPG dice roller.

A dice roller accepting dice notation written in Rust. Not maintained.

Also on crates.io if you want.

Supported input

• Basic standard dice notation: d8, 2d12.
• Addition: d4 + 2d6.
• Subtraction: d100 - 15.
• Multiplication: d12 * 2.
• Division: d100 / 15. (Note that fractional values are rounded to the nearest integer.)
• Brackets: (d100 + d12) / 15.
• Complex dice notation: 1d4 + 2d6 * 3d2 / 4d8 + (2d6 + 3d8) - 16 * (1 / 1d4).
• Percentile dice shorthand: d% = d100.
• Boolean dice: 1d1 = 0 or 1.

License

rfyl is Public Domain software available under the Creative Commons 0. See LICENSE and COPYING for more information.