Hack is a font engineering toolkit and binary modification tool designed to patch font files to adjust layout metrics and swap glyph indices without requiring recompilation. It functions as a monospaced font customizer and renderer, enabling the display of source code using typefaces that support diverse character sets and specialized glyphs.
The main features of source-foundry/hack are: Font Patching Utilities, Binary Level Manipulators, Typographic, Customizers, Binary Font Modification, Glyph Mappings, Glyph Customization Tools, Desktop Font Customization.
Open-source alternatives to source-foundry/hack include: adobe-fonts/source-han-serif — Source Han Serif is a standardized Pan-CJK serif typeface family provided as an OpenType font collection. It provides… microsoft/cascadia-code — Cascadia Code is a monospaced programming font optimized for coding environments. It is available as a TrueType and… tonsky/firacode — FiraCode is a monospaced programming font designed for source code, console user interfaces, and technical notation.… ryanoasis/nerd-fonts — Nerd Fonts is a suite of tools and collections designed for aggregating glyphs, patching programming fonts, and… belluzj/fantasque-sans — Fantasque Sans is an open-source TrueType font family designed as a monospaced programming font. It combines a… fonttools/fonttools — FontTools is a Python library for programmatically reading, modifying, and writing font files. It serves as an…
Source Han Serif is a standardized Pan-CJK serif typeface family provided as an OpenType font collection. It provides unified glyphs for Chinese, Japanese, and Korean scripts, following regional orthographic rules to ensure consistent rendering across different language tags. The project implements a multi-weight visual hierarchy, offering a spectrum of stroke thicknesses ranging from ExtraLight to Heavy. It includes regional glyph variations that adjust the visual appearance of ideographs to match the specific orthographic standards of different East Asian languages. The repository covers t
Cascadia Code is a monospaced programming font optimized for coding environments. It is available as a TrueType and OpenType font, featuring programming ligatures that combine common operators and symbols into single glyphs. The typeface is an OpenType variable font, which allows for character thickness to be scaled across a continuous range of weights within a single file. It is compatible with Nerd Font and Powerline, embedding specialized icons and symbols for use in terminal prompts and status bars. The project includes capabilities for font engineering and rendering, such as the use of
FiraCode is a monospaced programming font designed for source code, console user interfaces, and technical notation. It functions as a programming ligature font, rendering common character sequences as single combined glyphs to simplify visual code analysis. The typeface includes specialized support for terminal user interfaces, providing box drawing characters and powerline symbols. It also serves as a technical font with broad Unicode coverage for rendering mathematical symbols and academic notation. The font provides mechanisms for customizing glyph appearance through stylistic sets and c
Nerd Fonts is a suite of tools and collections designed for aggregating glyphs, patching programming fonts, and generating web-ready font assets. It provides an iconic font patcher for injecting large sets of icons into existing system fonts, a glyph aggregator that consolidates symbols from multiple icon sets, and a collection of pre-patched monospaced typefaces for use in terminals and editors. The project includes a font metrics tool to adjust glyph widths and cell sizing, ensuring consistent icon alignment in monospace environments. It also features a web font generator that converts patc