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Extensible memoizing collections and decorators
DeepSeek-Coder-V2: Breaking the Barrier of Closed-Source Models in Code Intelligence
DeepSeek Coder: Let the Code Write Itself
The world's fastest open query engine for sub-second analytics both on and off the data lakehouse. With the flexibility to support nearly any scenario, StarRocks provides best-in-class performance …
Freeze (package) Python programs into stand-alone executables
Simple forum software for building great communities.
📈Lightweight k-line chart that can be highly customized. Zero dependencies. Support mobile.（可高度自定义的轻量级k线图，无第三方依赖，支持移动端）
music21 is a Toolkit for Computational Musicology
A python package for handling modern staff notation of music
🚀 Fast and simple Node.js version manager, built in Rust
JavaCC - a parser generator for building parsers from grammars. It can generate code in Java, C++ and C#.
JavaCC and JJTree grammar support for the IntelliJ Platform
Apache Druid: a high performance real-time analytics database.
基于 antlr4 的多种数据库SQL解析器，获取SQL中元数据，可用于数据平台产品中的多个场景：ddl语句提取元数据、sql 权限校验、表级血缘、sql语法校验等场景。支持spark、flink、gauss、starrocks、Oracle、MYSQL、Postgresql，sqlserver,、db2等
Grammars written for ANTLR v4; expectation that the grammars are free of actions.
openctp提供CTP股票期权、中泰证券XTP、华鑫证券奇点TORA、东方证券OST、东方财富证券EMT、盈透证券TWS、易盛TAP、量投QDP等各通道的CTPAPI兼容接口，CTP程序可以无缝对接各股票柜台。openctp也提供了一套基于TTS交易系统的模拟环境，同样提供了CTPAPI兼容接口，不仅支持国内期货与期权全品种，也支持A股股票、基金、债券以及股票期权模拟交易，可以替代Simn…
ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.
Ultra fast JSON decoder and encoder written in C with Python bindings
Fast, correct Python JSON library supporting dataclasses, datetimes, and numpy