isndev-qb

Modern C++ actor-based framework for building high-performance concurrent and distributed systems. Features asynchronous I/O, lock-free messaging, cross-platform support (Linux/macOS/Windows), and multi-core scaling. Perfect for real-time applications, microservices, and network servers.

Lazy Enumerable-style LINQ pipelines for C++17: where, select, order_by, group_by, joins, materializers — header-only, no std::ranges. CMake package qb-linq → qb::linq.

High-performance HTTP/1.1 & HTTP/2 client/server module for QB Actor Framework. Features async I/O, routing engine, middleware system, JWT auth, and SSL/TLS support. Build REST APIs, web services, and HTTP clients with modern C++17 and zero-copy operations.

Comprehensive async Redis client for QB Actor Framework. Supports all Redis data types, pub/sub messaging, streams, clustering, and Lua scripting. Dual sync/async APIs with connection pooling and type-safe operations. Perfect for caching and real-time apps.

Template project for the QB Actor Framework — copy this to start a project

ARCHIVED — RFC 6455 WebSocket for the QB Actor Framework. Merged into qbm-http in v2.6; use isndev/qbm-http.

Asynchronous PostgreSQL client for QB Actor Framework. Type-safe operations, prepared statements, transaction control, and connection pooling. Non-blocking database operations with automatic C++/PostgreSQL type conversion. Perfect for high-concurrency applications.

A maintained libev: high-performance C event loop with epoll, kqueue, io_uring, event ports and a real epoll on Windows via wepoll. libev's API, unchanged.

qb examples

A very fast hashtable

Decimal data type for C++

epoll qb module

Template module (qbm) for the QB Actor Framework — copy this to start a module