A small toolkit that adds retry, timeout, and fallback behavior to any function that can fail — like a network call — so a flaky API doesn't crash your whole app.
hou2.vercel.app
Results for “javascript”
616 tools found
Adds smooth, movie-like transitions between pages in a React app — instead of the page just snapping instantly to the next screen.
routeveil.dev
A free, open-source code library that lets developers add an AI chat assistant to their website without relying on any particular framework.
persona-chat.dev
A free React library for making tiny, lightweight charts — small enough to sit inside a sentence or a table cell — with zero extra dependencies.
microcharts.dev
A free tool that lets an AI coding assistant browse the web using your already-logged-in browser sessions, without you having to log it in separately or hand over your passwords.
github.com
A tiny, free script you drop into any website so visitors see each other as little animated figures and can wave or chat in real time, no accounts needed.
townsquare.cauenapier.com
9MB JavaScript runtime with a custom JIT engine, full Node.js compatibility, and the fastest claimed cold start among major runtimes.
antjs.org
A free, open-source JavaScript game engine that teaches programming fundamentals by building six classic arcade games.
punterjs.org
A JavaScript machine learning library that brings JAX's array and automatic-differentiation API to the browser, compiling to WebGPU for GPU acceleration.
github.com
A free, open-source toolkit that gives developers the plumbing needed to build web scrapers that keep working reliably — retrying failures, rotating proxies, and managing queues automatically.
crawlee.dev
A toolkit for developers to build a custom survey or form tool inside their own app — instead of sending users off to a third-party form service, the survey lives on your own site, with your own data staying yours.
surveyjs.io
An open-source developer toolkit for building the kind of real-time voice conversation you'd have with a phone-support AI — speech in, AI processing, voice out — directly in a web browser, without gluing together five separate services yourself.
micdrop.dev
Puppetflow is a visual, self-hostable platform for building and running browser automation workflows powered by Puppeteer, with live session monitoring and human-in-the-loop approvals.
puppetflow.com
RetainFast is a Stripe-native cancellation flow widget that intercepts churn attempts with customized offers and provides analytics on cancellation reasons. Designed for SaaS platforms to reduce involuntary churn through targeted retention flows.
retainfast.xyz
HTML-like markup language for building durable, executable workflow applications. Combine readable markup with JavaScript logic for automation that's inspectable, testable, and recoverable.
woml.org
Open-source React component library for building email templates that render consistently across Outlook, Gmail, and Apple Mail. Includes pre-built layouts and a browser-based playground.
unitpost.com
Zero-dependency, type-safe TypeScript libraries for form and state management that work with any framework
kintools.dev
Fast native dependency analyzer that finds dead code and circular imports in large JS/TS monorepos
rev-dep.com
A free tool that lets you run SQL queries on geographic data and see the results spinning on a 3D globe, entirely in your browser — no server, no setup, no account.
github.com
A JavaScript library that asks users for structured data through a modal dialog with a single function call, like calling prompt() but for full forms.
github.com