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.

An open-source runtime for composable workflows. Great for AI agents and CI/CD.

Efficient cache for gigabytes of data written in Go.

Hazelcast is a unified real-time data platform combining stream processing with a fast data store, allowing customers to act instantly on data-in-motion for real-time insights.

HAProxy Load Balancer's development branch (mirror of git.haproxy.org)

A fast cache that automatically deletes the least recently used items

Readyset is a MySQL and Postgres wire-compatible caching layer that sits in front of existing databases to speed up queries and horizontally scale read throughput. Under the hood, ReadySet caches the results of cached select statements and incrementally updates these results over time as the underlying data changes.

Offline plugin (ServiceWorker, AppCache) for webpack (https://webpack.js.org/)

Computing with Python functions.

Provides extended PSR-6, PSR-16 (and tags) implementations

Varnish Cache source code repository

[Deprecated] A collection of service worker tools for offlining runtime requests

Android Library for Async Data Loading and Caching

FusionCache is an easy to use, fast and robust hybrid cache with advanced resiliency features.

Full-featured library for writing Alfred 3 & 4 workflows

Download, cache and show images in a flutter app

CacheManager is an open source caching abstraction layer for .NET written in C#. It supports various cache providers and implements many advanced features.

a node internal (in-memory) caching module

Eloquent model-caching made easy.

Fast thread-safe inmemory cache for big number of entries in Go. Minimizes GC overhead