For developers, who are building real-time data-driven applications, Redis is the preferred, fastest, and most feature-rich cache, data structure server, and document and vector query engine.

Redis is an in-memory database that persists on disk. The data model is key-value, but many different kind of values are supported: Strings, Lists, Sets, Sorted Sets, Hashes

带有详细注释的 Redis 3.0 代码（annotated Redis 3.0 source code）。

chsrc 全平台通用换源工具与框架. Change Source everywhere for every software

输入SQL，输出索引优化建议

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TestDisk & PhotoRec

low-overhead sampling profiler for PHP 7+

Coroutine-based cross-platform concurrent I/O engine.

SWOOLE-CLI is a php binary distribution composed swoole & php-core & cli & fpm and mostly of common extensions.