Encodings that map abstract data to visual representation.

Drop-in debug logger that emits logfmt key=value lines for structured Heroku-style logs.

Let your JS API users either give you a callback or receive a promise

Provides helper functions to create GeoJSON features, like points, lines, or areas on a map.

Replay-aware token measurement service (ctx.tokenMeter) for the DeepSeek Harness

A virtual scroll React component for efficiently rendering large scrollable lists, grids, tables, and feeds

Official Coralogix SDK for browsers

React Google Analytics 4

PDF Document creation from JavaScript

INSM tooling measures user-perceived interactivity of a page

Use Datadog from your CI.

A lightweight and easy to integrate SDK, providing first-class integration with Kochava’s installation attribution and analytics platform.

Node addon for string extraction for msgpackr

textlint rule that limit max continuous length of kanji(漢字).

A handy measurement widget for Google Maps API v3. The functionalities are implemented as close as to what current Google Maps offers.

Branch Metrics Cordova SDK

Longitudinal Workflow

Scales and color schemes for visual encoding.

The official TS/JS client for the Globalping API

TypeScript implementation of DDSketch, a distributed quantile sketch algorithm