Kraken Framework : Kraken is the first and only multi-processed, multi-threaded, fault-tolerant framework for PHP. It has been written to provide easy and reliable API f...
Faktory : Faktory is a language-agnostic, persistent background job system.
Pyre : Pyre is a performant type checker for Python compliant with PEP 484. Pyre can analyze codebases with millions of lines of code incrementally – providi...
amphp : Amp is a non-blocking concurrency framework for PHP providing primitives to manage concurrency such as an event loop, promises, and asynchronous itera...
librehosters : librehosters is a network of cooperation and solidarity that uses free software to encourage decentralisation through federation and distributed platf...
Celery is an asynchronous task queue/job queue based on distributed message passing. It is focused on real-time operation, but supports scheduling as well.