Mono Original author: Thibault Duplessis and Colin M. L. Burnett License: GPL-2.0-or-later Source: https://github.com/lichess-org/lila/tree/2d89d62467efdd00d951727ca151b2990806aa85 Revision: r2 Mono — Thibault Duplessis and Colin M. L. Burnett. GPL-2.0-or-later: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html Source: https://github.com/lichess-org/lila/tree/2d89d62467efdd00d951727ca151b2990806aa85 Mono uses six shared gray silhouettes upstream. Map #888 uniformly to #f4f4f4 for White and #222222 for Black so sides are distinguishable; preserve geometry. Render to transparent 512px PNGs and previews. Adaptations: Chessskins, 2026-09-24, GPL-2.0-or-later. Mono — Thibault Duplessis and Colin M. L. Burnett License: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html Mono uses six shared gray silhouettes upstream. Map #888 uniformly to #f4f4f4 for White and #222222 for Black so sides are distinguishable; preserve geometry. Render to transparent 512px PNGs and previews. Adaptations: Chessskins, 2026-09-24, GPL-2.0-or-later. Original editable artwork, provenance and complete license: /sources/imported/c_import_mono-a0024847c674579e.zip Recipients retain the permissions granted by the artwork license. No artist endorsement is implied.