function: database

1812 products, primary matches first, then adoption-weighted; health v2 shown.

Product	Health v2	Stars	Maturity
viewfinderco/viewfinder The complete client and server source code for Viewfinder, a discontinued photo-sharing service, released after shutdown. It serves as a re…	32	1762	abandoned
xiaoyaoyou1212/XSnow XSnow is an Android base framework built on RxJava2 and Retrofit2 that bundles networking, upload/download, caching, event bus, permission …	23	1692	abandoned
fossasia/open-event-v1 The legacy Open Event server that powered eventyay.com, enabling organizers to manage events, speakers, tracks, venues, and drag-and-drop s…	10	1472	abandoned
keenwon/antcolony AntColony is a Node.js-based BitTorrent DHT network crawler that collects active infohashes, downloads and parses torrent files, and stores…	32	1456	abandoned
heyushuo/mpvue-shop A WeChat mini-program e-commerce app cloning NetEase Yanxuan, built with mpvue (Vue-based mini-program framework) on the frontend and Node.…	32	1346	abandoned
ScutGame/Scut Scut is a free, open-source game server framework written in C# for building online games, with server-side scripting support for C#, Pytho…	23	1340	abandoned
bitcoinvsalts/node-binance-trader Node Binance Trader (NBT) is a TypeScript framework for building cryptocurrency trading strategies and managing portfolios on the Binance e…	23	1225	abandoned
peter-lawrey/Java-Chronicle An ultra-low-latency, high-throughput persisted messaging and event-driven in-memory database library for Java, supporting durable distribu…	32	1218	abandoned
killrweather/killrweather KillrWeather is a Scala reference application demonstrating integration of Apache Spark Streaming, Apache Kafka, Apache Cassandra, and Akka…	32	1178	abandoned
9miao/Firefly Firefly is a Python distributed game server framework built on Twisted that encapsulates networking, inter-process RPC, and database cachin…	32	1091	abandoned
sitewhere/sitewhere SiteWhere is an open-source, multi-tenant IoT application enablement platform built on Java/Spring microservices, offering device and asset…	66	1045	abandoned
yllg/mpvue-xbyjShop A full-stack WeChat mini-program e-commerce shop built with mpvue on the frontend and Node.js with ThinkJS and MySQL on the backend. It inc…	32	1041	abandoned