#text-processing

Source code spell checker

Wherein we pursue oxidizing (context: https://github.com/googlefonts/oxidize) fontmake.

A jq-like Markdown query language for command-line processing

Fast Markdown linter and formatter written in Rust

A Rust library for PDF document manipulation.

CommonMark + GFM compatible Markdown parser and renderer

PyMuPDF is a high performance Python library for data extraction, analysis, conversion & manipulation of PDF (and other) documents.

A simple Python module for parsing human names into their individual components

HarfBuzz port to Rust

Create ridiculously fast Lexers

A collection of rust algorithms and data structures

☁️ The fastest HTML to markdown convertor on GitHub. Optimized for LLMs and supports streaming.

A multilingual morphological analysis library.

Fast, flexible LLM inference

Rust library for regular expressions using "fancy" features like look-around and backreferences. Has a mode which aims to be compatible with Oniguruma syntax.

Get web data for AI agents and LLMs

A pure Rust Excel/OpenDocument SpreadSheets file reader: rust on metal sheets

High performance and CommonMark compliant HTML to Markdown converter. Maintained by the Kreuzberg team. Kreuzberg is a fast, polyglot document intelligence engine with a Rust core. It extracts structured data from 56+ document formats using streaming parsers and built-in OCR.

The fastest Office document library for Python, Rust, Go, JS/TS, C# and WASM. DOCX, XLSX, PPTX, DOC, XLS, PPT. Up to 100× faster than python-docx/openpyxl/python-pptx. 100% pass rate on valid Office files. MIT/Apache-2.0.

ripgrep recursively searches directories for a regex pattern while respecting your gitignore

🐎 A fast implementation of the Aho-Corasick algorithm using the compact double-array data structure in Rust.

Pure Rust PDF library for AI/RAG: structure-aware chunking, no ML, no C deps.

Python library for creating PEG parsers

A modernized, complete, self-contained TeX/LaTeX engine, powered by XeTeX and TeXLive.

EKS cluster upgrade guidance

Library used by Meilisearch to tokenize queries and documents

Every meeting, every idea, every voice note — searchable by your AI. Open-source, privacy-first conversation memory layer.