From React libraries to developer tools — a collection of projects built to solve real-world problems, shared openly with the community.
BUILD LOG // PUBLIC REPO
Build Ledger &
Developer
Tooling
01
Open Source
Active contributor to open source.
Building tools that developers love.
02
Performance
Accessibility and performance focused.
Community-driven development.
03
Libraries
Published npm packages for the ecosystem.
TypeScript-first, type-safe APIs.
04
Collaboration
Open to contributions and feedback.
Building solutions with the community.
Projects & Libraries
react-in-viewport
Active
2017 - Present350 stars46k/week
A React library to detect whether or not a component is in the viewport using the Intersection Observer API. Provides a hooks interface for detecting viewport visibility with excellent performance.
A React component to preserve space for your element and prevent browser reflow (layout shift). Helps maintain responsive layouts and improves Core Web Vitals by preventing Cumulative Layout Shift.
104+ GitHub stars
Prevents browser reflow and layout shift
Improves Core Web Vitals scores
React/TypeScript/CSS/Jest
idle-tracker
Maintained
2019 - Present21 stars2k/week
A lightweight JavaScript library to track browser inactivity and user idle state. Useful for implementing auto-logout features, pausing animations during inactivity, or tracking user engagement.
21+ GitHub stars
Zero dependencies
Cross-browser compatible
JavaScript/Browser APIs/Event Listeners
react-i13n
Active
2015 - Present384 stars
A performant, scalable and pluggable approach to instrumenting your React application. Provides a comprehensive instrumentation framework for tracking user interactions and analytics in React apps.
384+ GitHub stars
Yahoo open source project
Core contributor and maintainer
React/JavaScript/Analytics/Instrumentation
subscribe-ui-event
Maintained
2015 - Present110 stars
Subscribe-ui-event provides a cross-browser and performant way to subscribe to browser UI Events. Optimizes event handling performance by using throttling and debouncing techniques.