The lxml XML toolkit for Python
Modern high-performance serialization utilities for Python
CLI tool and python library
10x faster string search, split, sort, and shuffle for long strings
Fast, correct Python JSON library supporting dataclasses, datetimes
Swagger/OpenAPI First framework for Python on top of Flask
Fast and well tested serialization library on top of dataclasses
Ultra fast JSON decoder and encoder written in C with Python bindings
Tom Preston-Werner's obvious, minimal language
Lexbor is development of an open source HTML Renderer library
The data structure for multimodal data
Source for the TechEmpower Framework Benchmarks project
The Go support for Google's protocol buffers
Fast Python reader and editor for ASAM MDF / MF4 (Measurement Format)
A Python application to add watermarks (text or image) to PDF files
Scalable, searchable and verifiable neuroimaging data exchange platfor
A python application to extract rows/columns from .csv and .xls files.
An easy way to manage SQLite databases and query CSV files
A powerful, free and open-source tool for TextureAtlases/Spritesheets
Dominate is a Python library for creating and manipulating HTML docs
Easy and smart classic color picker