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#concurrency

Every repository in the public record carrying this tag — from its GitHub topics or the keywords its package registries publish. Health is measured under the same versioned methodology as the rest of the record.

69 records
Tagged “concurrency”Ranked by health index
Go
83Goodhealth index
hatchet-dev/hatchet
🪓 An orchestration engine for background tasks, AI agents, and durable workflows
Go · Python · TypeScript★ 7,510Jul 15, 2026
MITJul 15, 2026 · metrics 1.13.0
npm
80Goodhealth index
Effect-TS/effect
Build production-ready applications in TypeScript
TypeScript★ 14.9K↓ 0/moJul 13, 2026
MITJul 13, 2026 · metrics 1.13.0
—
80Goodhealth index
dotnet/orleans
Cloud Native application framework for .NET
C#★ 10.8KJul 18, 2026
MITJul 18, 2026 · metrics 1.13.0
Maven · RubyGems
79Goodhealth index
jruby/jruby
JRuby, an implementation of Ruby on the JVM
Ruby · Java★ 3,911Jul 22, 2026
Custom licenseJul 22, 2026 · metrics 1.13.0
Packagist
79Goodhealth index
swoole/swoole-src
🚀 Coroutine-based concurrency library for PHP
C++ · PHP★ 18.9K↓ 2,144/moJul 21, 2026
Apache-2.0Jul 21, 2026 · metrics 1.13.0
Maven
76Goodhealth index
eclipse-vertx/vert.x
Vert.x is a tool-kit for building reactive applications on the JVM
Java★ 14.7KJul 20, 2026
Custom licenseJul 20, 2026 · metrics 1.13.0
Maven
76Goodhealth index
eclipse/vert.x
Vert.x is a tool-kit for building reactive applications on the JVM
Java★ 14.7KJul 15, 2026
Custom licenseJul 15, 2026 · metrics 1.13.0
Packagist
75Goodhealth index
amphp/amp
A non-blocking concurrency framework for PHP applications. 🐘
PHP★ 4,431↓ 3.4M/moJul 19, 2026
MITJul 19, 2026 · metrics 1.13.0
Hex
74Goodhealth index
ash-project/reactor
Reactor is a dynamic, concurrent, dependency resolving saga orchestrator.
Elixir★ 195↓ 82.9K/moJul 17, 2026
Custom licenseJul 17, 2026 · metrics 1.13.0
RubyGems
74Goodhealth index
ruby-concurrency/concurrent-ruby
Modern concurrency tools including agents, futures, promises, thread pools, supervisors, and more. Inspired by Erlang, Clojure, Scala, Go, Java, JavaScript, and classic concurrency patterns.
Ruby · Java★ 5,831Jul 16, 2026
Custom licenseJul 16, 2026 · metrics 1.13.0
crates.io
74Goodhealth index
taiki-e/portable-atomic
Portable atomic types including support for 128-bit atomics, atomic float, etc.
Rust★ 240↓ 35.6M/moJul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
crates.io
73Goodhealth index
sxyazi/yazi
💥 Blazing fast terminal file manager written in Rust, based on async I/O.
Rust★ 40.3K↓ 20.9K/moJul 15, 2026
MITJul 15, 2026 · metrics 1.13.0
PyPI
72Goodhealth index
eventlet/eventlet
Concurrent networking library for Python
Python★ 1,274Jul 21, 2026
Custom licenseJul 21, 2026 · metrics 1.13.0
npm
72Goodhealth index
yjs/yjs
Shared data types for building collaborative software
JavaScript★ 22.2K↓ 153.6K/moJul 18, 2026
Custom licenseJul 18, 2026 · metrics 1.13.0
PyPI
71Goodhealth index
python-greenlet/greenlet
Lightweight in-process concurrent programming
C++ · Python · C★ 1,834↓ 448M/moJul 16, 2026
Custom licenseJul 16, 2026 · metrics 1.13.0
Packagist
71Goodhealth index
spatie/crawler
https://spatie.be/docs/crawler
PHP★ 2,829↓ 751.2K/moJul 20, 2026
MITJul 20, 2026 · metrics 1.13.0
crates.io
71Goodhealth index
taiki-e/atomic-maybe-uninit
Atomic operations on potentially uninitialized integers.
Rust★ 32↓ 6,237/moJul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
Packagist
70Goodhealth index
amphp/parallel
An advanced parallelization library for PHP, enabling efficient multitasking, optimizing resource use, and application responsiveness through multiple CPU threads.
PHP★ 855↓ 1.9M/moJul 22, 2026
MITJul 22, 2026 · metrics 1.13.0
crates.io
69Moderatehealth index
rtic-rs/rtic
Real-Time Interrupt-driven Concurrency (RTIC) framework for ARM Cortex-M microcontrollers
Rust★ 2,363↓ 104.1K/moJul 14, 2026
Apache-2.0Jul 14, 2026 · metrics 1.13.0
PyPI
68Moderatehealth index
aio-libs/aiorwlock
Read/Write Lock - synchronization primitive for asyncio
Python★ 175↓ 1.2M/moJul 21, 2026
Apache-2.0Jul 21, 2026 · metrics 1.13.0
Packagist
67Moderatehealth index
revoltphp/event-loop
Revolt is a rock-solid event loop for concurrent PHP applications.
PHP★ 926↓ 3.7M/moJul 22, 2026
MITJul 22, 2026 · metrics 1.13.0
crates.io
64Moderatehealth index
ZelAnton/ProcessKit-rs
Rust async child-process management for tokio: whole-tree kill-on-drop (no orphans), plus streaming, pipelines, timeouts, and supervision library.
Rust★ 38↓ 2,426/moJul 17, 2026
MITJul 17, 2026 · metrics 1.13.0
crates.io
64Moderatehealth index
awslabs/aws-s3-transfer-manager-rs
A high performance Amazon S3 transfer manager, a high-level transfer utility, for Rust.
Rust★ 51↓ 30.7K/moJul 18, 2026
Apache-2.0Jul 18, 2026 · metrics 1.13.0
crates.io
64Moderatehealth index
jonhoo/left-right
A lock-free, read-optimized, concurrency primitive.
Rust★ 2,244↓ 601.1K/moJul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
Go
64Moderatehealth index
vladopajic/go-actor
A lightweight library for writing concurrent programs in Go using the Actor model.
Go★ 301Jul 15, 2026
MITJul 15, 2026 · metrics 1.13.0
npm
63Moderatehealth index
Kikobeats/superlock
A mutex/semaphore implementation made easy to use.
JavaScript★ 25↓ 11K/moJul 17, 2026
MITJul 17, 2026 · metrics 1.13.0
—
63Moderatehealth index
ocaml-multicore/eio
Effects-based direct-style IO for multicore OCaml
OCaml★ 704Jul 19, 2026
Custom licenseJul 19, 2026 · metrics 1.13.0
crates.io
63Moderatehealth index
yoshuawuyts/futures-concurrency
Structured concurrency operations for async Rust
Rust★ 500↓ 866.9K/moJul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
crates.io · npm
62Moderatehealth index
Dicklesworthstone/asupersync
Async runtime for Rust where correctness is structural: region-owned tasks, cancel-correct protocols, capability-gated effects, and deterministic replay testing
Rust★ 233↓ 112.9K/moJul 14, 2026
Custom licenseJul 14, 2026 · metrics 1.13.0
npm
62Moderatehealth index
sindresorhus/p-limit
Run multiple promise-returning & async functions with limited concurrency
JavaScript★ 2,905↓ 1.2B/moJul 22, 2026
MITJul 22, 2026 · metrics 1.13.0