Statistics

Get stats on your Node.js HTTP server requests

A dead simple benchmarking framework

Degenerate distribution quantile function.

Statistics library for vk.com videoplayer

A 32-bit Mersenne Twister pseudorandom number generator.

Comprehensive library for monitoring system statistics including CPU, memory, disk, network, battery, and process information with time-series monitoring

A Karma plugin. Adds untested files to istanbul coverage statistic

Npm module for calculating chi-square test that gives us p-value for statistical significance with practical use in A/B testing.

Monitor your WebRTC application by collecting WebRTC statistics from end users

gather WebRTC API traces and statistics

Sort colors in a visually pleasing way.

Statistical Library for JavaScript

Calculate the sum of strided array elements using pairwise summation.

Calculate the variance of a strided array using a two-pass algorithm.

Node-RED nodes for Device Statistics

Rolling statistics

A linear congruential pseudorandom number generator (LCG) based on Park and Miller.

A linear congruential pseudorandom number generator (LCG) whose output is shuffled.

Uniformly distributed pseudorandom numbers between 0 and 1.

PM2 module to help collect applications statistic and send it to Prometheus server

Exponentially distributed pseudorandom numbers.

Javascript Implementation of Statistical R standalone library rnmath

Student's t distribution cumulative distribution function (CDF).

Uniformly distributed pseudorandom numbers.

Normal distribution quantile function.

Adds a constant to each strided array element and computes the sum using pairwise summation.

Calculate the arithmetic mean of a strided array.

Calculate the arithmetic mean of a strided array using a two-pass error correction algorithm.

Calculate the variance of a strided array.

Gamma distribution cumulative distribution function (CDF).

Chi-squared distribution cumulative distribution function (CDF).

Degenerate distribution probability mass function (PMF).

Component library for SSB (Statistics Norway)

Discrete uniform distributed pseudorandom numbers.

The only file downloader you'll ever need. For node.js and the browser, CLI and library for fast and reliable file downloads.

Normally distributed pseudorandom numbers using the improved Ziggurat method.

A library for things such as array medians/ranges, parity conditions, random seeds, random numbers and more.

Univariate ARIMA model

Beta distributed pseudorandom numbers.

Degenerate distribution probability density function (PDF).

Rollup plugin for collecting statistics about your builds

Interpolation and extrapolation library

Reports anonymous usage statistics

A streaming metric producer. Allows producing counters, gauges, histograms and summaries in a way that is independent of your metrics system.

Gamma distribution quantile function.

Normally distributed pseudorandom numbers.

Chi-squared distribution quantile function.

Bernoulli distributed pseudorandom numbers.

Track events - custom user actions, clicks, pageviews, purchases.