font-subsetting

Python library and CLI for splitting large fonts into unicode-range WOFF/WOFF2 subsets.

ASS Subsetter | ASS子集化工具 | https://subs.js.org/ass-subset/

Typographic-quality PDF generation for Elixir. Zero dependencies — no Chrome, no wkhtmltopdf. TeX hyphenation, Knuth-Plass line breaking, TrueType/OpenType embedding with subsetting, forms and AES-256. Distilled from Joe Armstrong's erlguten.

Font subsetting and embedding tool for ASS/SSA subtitles.

Format-preserving PDF text editing engine — edit text in existing PDFs while preserving fonts, layout, and visual fidelity

Small(ish) OpenType font tools

本地字幕封装工具：mkvmerge 合成 视频 + ASS 字幕 + 字体子集为 MKV，全程浏览器操作。字体子集化/体检/补给、简繁双轨与默认轨旗标、批量队列、内封字幕预览与提取；服务端纯 Python 标准库，Windows 便携部署，组件缺失可在网页内一键安装。

🚀 Native PHP Extension for fast TTF/OTF font subsetting with HarfBuzz.

Build production-ready variable font web kits with subsetting, CSS, tokens, and a specimen.

小米手环 10 Pro 投递包制作台（Android）：在手机上给手环做字体与桌面图标表盘，逐字节等价于设备侧 PC 脚本。AGPL-3.0

Write Chinese, Japanese and Korean into a PDF with pdf-lib so Chrome actually draws it. Font pipeline + helper. Subsetting takes 4,370 KB down to 4.7 KB.

Trace real localization copy through an ordered font fallback chain before users see □.

Deterministic woff2 subsetting by variation axis and codepoint, plus a metric-matched fallback generator measured against a real system font.

中文字体分包 / 子集化：按 unicode-range 把 CJK 字体切成 woff2 分片并生成 @font-face，浏览器只下载用到的字。纯本地运行 | Chinese webfont subsetting & splitting

Pure-Rust PDF size optimizer. Downsamples over-resolution images to their effective on-page DPI, lossless by default, fail-safe on untrusted input. MIT/Apache-2.0, no AGPL.

This directory contains four optimized Python scripts for font analysis and processing, designed to be called via Symfony Process from Laravel. Each script maintains its original signature while incorporating significant performance improvements.

字体瘦身工具：在浏览器本地提取 TTF、OTF、WOFF、WOFF2 字体子集

A rendering engine for paged media in Go: HTML and CSS in, a display list of glyphs and shapes out, with pure-Go text shaping, line breaking and font subsetting. Backend-agnostic.

CJK web fonts, ready to use.

Wrap Japanese and CJK titles at natural phrase boundaries. A drop-in for Satori and Vercel OG, with automatic font subsetting.