FibrousEasily mix asynchronous and synchronous programming styles in node.js.
MinicoroSingle header asymmetric stackful cross-platform coroutine library in pure C.
PoseidonPoseidon Server Framework (refactor WIP)
ZewoLightweight library for web server applications in Swift on macOS and Linux powered by coroutines.
BosonA C++14 framework for asynchronous I/O, cooperative multitasking and green threads scheduling
FibryThe first Java Actor System supporting fibers from Project Loom
Mioco[no longer maintained] Scalable, coroutine-based, fibers/green-threads for Rust. (aka MIO COroutines).
VeniceCoroutines, structured concurrency and CSP for Swift on macOS and Linux.
GruviAsync IO for Python, Simplified
GaiaC++ framework for rapid server development
Vibe CoreRepository for the next generation of vibe.d's core package.
MarlA hybrid thread / fiber task scheduler written in C++ 11
Mayrust stackful coroutine library
PulsarFibers, Channels and Actors for Clojure
Node Procedural AsyncWrite procedural style code that runs asynchronously. It may look synchronous, but it's not!
FibertaskinglibA library for enabling task-based multi-threading. It allows execution of task graphs with arbitrary dependencies.
WrenThe Wren Programming Language. Wren is a small, fast, class-based concurrent scripting language.
LwtOCaml promises and concurrent I/O
ElleThe Elle coroutine-based asynchronous C++ development framework.
QuasarFibers, Channels and Actors for the JVM
TaskschedulerCross-platform, fiber-based, multi-threaded task scheduler designed for video games.
GravityGravity Programming Language
Umka LangUmka: a statically typed embeddable scripting language
mucoMultithreaded Coroutines library
MOTIONAn efficient, user-friendly, modular, and extensible framework for mixed-protocol secure multi-party computation with two or more parties
AIOCoroutine-based multithreading library for Delphi