A comprehensive Chinese Java knowledge base covering core Java, concurrency, JVM, Spring and interviews, with roadmaps and guides for systematic learning.itwanger
A popular Node.js library that makes sending emails easy with SMTP transports, authentication, TLS support, and both CommonJS and ES module builds.nodemailer
A fast, configurable web crawler and spidering framework for discovering endpoints, handling JavaScript, forms, scope control, and automation pipelines.projectdiscovery
The official Redis client for Node.js. It exposes every Redis command, transactions, clustering and modules like JSON, Search and TimeSeries through a modern, Promise-based npm package for JavaScript apps.redis
The world's leading graph database offering high-performance graph storage, Cypher queries and ACID transactions via Aura cloud or self-hosted servers.neo4j
A TypeScript library for building robust, type-safe production applications with typed errors, dependency injection, and structured concurrency.Effect-TS
A full-featured open-source mail server for websites, offering self-hosted bulk sending, tracking, and delivery as an alternative to SendGrid.postalserver
An open-source Python framework for real-time voice and multimodal agents with composable pipelines, pluggable speech services and multi-agent support.pipecat-ai
A popular JavaScript obfuscation library and CLI offering renaming, string encryption, and control-flow flattening for developers.javascript-obfuscator
A self-hosted proxy that translates app queries into tracker-specific searches and returns standardized Torznab results for Sonarr, Radarr and similar tools.Jackett
A self-hosted open-source mail server and email marketing platform for managing domains, campaigns, newsletters, templates, and delivery analytics.Billionmail
An API-oriented low-code platform for building collaborative apps on a visual database with forms, views, automations, and embeddable spreadsheets.apitable
An open-source library for generating massive amounts of realistic fake data for testing, covering names, addresses, finance, and seventy locales.faker-js
A one-click email appliance that turns a fresh Ubuntu machine into a complete working mail server with SMTP, IMAP, spam filtering, and backups.mail-in-a-box
A robust, full-featured Redis client for Node.js with Cluster, Sentinel, Streams, pipelining, Lua scripting and pub/sub support. Widely used in production, including by Alibaba.redis
A full-stack framework for building web APIs and real-time applications in TypeScript, working with any database and frontend for rapid development.feathersjs
A modern open-source forum platform built on Node.js with real-time notifications, theming, plugins and REST APIs for running online communities.NodeBB