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developit avatar

developit/greenlet

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View on GitHub↗
4,689 stars·97 forks·JavaScript·7 viewsnpm.im/greenlet↗

Greenlet

Greenlet is a multi-threaded asynchronous executor and web worker task runner. It serves as an execution wrapper that offloads heavy computation to background workers to maintain user interface responsiveness and prevent the main execution thread from blocking.

The project includes a transferable object handler designed to move large data buffers between threads. This mechanism avoids the overhead of memory copying to optimize data transfer.

The library covers the management of web workers, facilitating asynchronous task isolation and main thread offloading.

Features

  • Web-Worker Threading - Offloads heavy computations to background Web Workers to maintain user interface responsiveness.
  • Background Threading - Executes logic in separate background threads to prevent the main application thread from freezing.
  • Asynchronous Worker Functions - Provides a way to define and invoke functions within worker threads asynchronously from the main thread.
  • Web Worker Execution - Simplifies the execution of scripts in background threads without manual worker script management.
  • Asynchronous Task Executors - Manages the scheduling and execution of asynchronous tasks on thread pools to isolate execution.
  • Async Executor Wrappers - Serves as an execution wrapper that offloads heavy computation to background workers to maintain UI responsiveness.
  • JavaScript Worker Threads - Executes JavaScript in separate OS threads to ensure the main UI thread remains free for user interactions.
  • Main Thread Offloading - Implements strategies for moving computationally expensive tasks from the main UI thread to background web workers.
  • High-Performance Data Transfer - Implements efficient, low-latency data movement between threads using transferable objects.
  • Inter-Thread Data Transfers - Moves large data buffers between threads using transferable objects to eliminate expensive memory copying.
  • Platform Compatibility Tools - Move async functions to web workers.
  • Web Worker Management - Moving async functions to separate threads.

Star history

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Frequently asked questions

What does developit/greenlet do?

Greenlet is a multi-threaded asynchronous executor and web worker task runner. It serves as an execution wrapper that offloads heavy computation to background workers to maintain user interface responsiveness and prevent the main execution thread from blocking.

What are the main features of developit/greenlet?

The main features of developit/greenlet are: Web-Worker Threading, Background Threading, Asynchronous Worker Functions, Web Worker Execution, Asynchronous Task Executors, Async Executor Wrappers, JavaScript Worker Threads, Main Thread Offloading.

What are some open-source alternatives to developit/greenlet?

Open-source alternatives to developit/greenlet include: developit/workerize — Workerize is a web worker module loader and main thread offloader. It functions as an asynchronous proxy wrapper that… andywer/threads.js — threads.js is a JavaScript worker thread library and asynchronous task orchestrator designed to offload CPU-intensive… mgechev/angular-performance-checklist — This project is a technical reference and guide for optimizing the performance of Angular applications. It provides a… sqldelight/sqldelight — SQLDelight is a Kotlin database library that validates SQL schema, statements, and migrations at compile time,… googlechromelabs/comlink — Comlink is a remote procedure call library that transforms message-based communication into asynchronous function… alasql/alasql — AlaSQL is a JavaScript SQL database engine that allows for the filtering, grouping, and joining of in-memory object…