Dev tools · alternatives · 2026

24 alternatives to RunJS

The JavaScript playground for your desktop

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. RunJS launched in 2018; newer entries below may have overtaken it.

1
PlayJS▲138
Playground JavaScript web, now with superpowers
2023 · its alternatives →
2
PlayJS – An Open-Source JS Playground▲10
Interactive javascript development environment
2025 · surajadsul.github.io · its alternatives →
3
RunJS▲2
Write and run JavaScript instantly 🚀
2019 · runjs.app · its alternatives →
4
DisplayJS▲210
A simple JavaScript framework for building ambitious UIs 😊
2017 · display.js.org · its alternatives →
5
Bun▲303
A fast JS runtime Node.js replacement with built‑in tools
Dec 2025 · bun.com · its alternatives →
6
JSLog▲91
JavaScript & TypeScript playground
2024 · jslog.app · its alternatives →
7GN
GraphicsJS, New Powerful Free Open-Source JavaScript Graphics Library▲124
2016 · graphicsjs.org · its alternatives →
8
Pts.js – A library for visualization and creative coding▲611
Pts is a javascript library for visualization and creative-coding.
2018 · ptsjs.org · its alternatives →
9
CanvasJS Charts v2▲209
Responsive HTML5 charts with 10x performance
2017 · canvasjs.com · its alternatives →
10
TaskBotJS – TypeScript and JavaScript background job processing▲137
My favorite JS/TS job processing framework. Maybe yours too? [ARCHIVED] - eropple/taskbotjs
2018 · github.com · its alternatives →
11
PlayJS▲1
A desktop JavaScript playground with real npm packages & AI
Aug 2026 · playjs.app · its alternatives →
12
TryJS▲3
Write & run JS/TS in your browser — instantly, for free
Feb 2026 · tryjs.app · its alternatives →
13
Offline JS Playground▲98
Write, run, and test JavaScript snippets & JSON offline
Aug 2026 · chromewebstore.google.com · its alternatives →
14
NestJS▲149
A progressive Node.js framework 🚀
2018 · nestjs.com · its alternatives →
15
Chart.js▲263
Simple, clean & engaging charts for designers and developers
2014 · chartjs.org · its alternatives →
16CJ
CMS.js – Fully Client-Side JavaScript Site Generator▲117
2016 · cdmedia.github.io · its alternatives →
17
Chart.js 4.0▲111
Open source JavaScript charting library for the modern web
2022 · github.com · its alternatives →
18
Runno▲148
Make embeddable code snippets that run in the browser
2021 · runno.dev · its alternatives →
19AT
A TypeScript Playground for RX JS▲22
2019 · blog.hediet.de · its alternatives →
20
CanvasJS Charts▲121
Beautiful high performance HTML5 charts.
2016 · canvasjs.com · its alternatives →
21MA
Made a small JavaScript benchmarking app – BenchJS▲33
Run, compare, and share JavaScript benchmarks in your browser with BenchJS.
2024 · benchjs.com · its alternatives →
22
Execute JavaScript in a WebAssembly QuickJS sandbox▲206
This TypeScript package allows you to safely execute JavaScript code within a WebAssembly sandbox using the QuickJS engine. Perfect for isolating and running untrusted code securely, it leverages the lightweight and fast QuickJS engine compiled to WebAssembly, providing a robust environment for code execution. Features - *Security*: Run untrusted JavaScript code in a safe, isolated environment. - *File System*: Can mount a virtual file system - *Custom Node Modules*: Custom node modules are mountable - *Fetch Client*: Can provide a fetch client to make http(s) calls - *Test-Runner*: Includes…
2024 · github.com · its alternatives →
23
RemoteJS – Remote Browser Debugging▲59
Connect to remote browser sessions and debug your JavaScript applications.
2019 · remotejs.com · its alternatives →
24
Quokka▲93
Rapid prototyping playground for JavaScript in your editor
2017 · quokkajs.com · its alternatives →

Also compare

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →