A/B test analysis in Javascript

A/B Test Development Toolkit

A/B test your Claude Code instruction files.

A/B test sample size calculator which uses a two-tailed sequential likelihood ratio test with false discovery rate controls to calculate statistical significance.

A light-weight JavaScript library to help you make sense of your A/B test results.

Production-ready AI model router: classify complexity, route to the right model, guard cost, A/B test — with zero vendor lock-in.

A/B test harness for LLM prompt and skill changes — headless Claude Code or any OpenAI-compatible endpoint.

MisarMail MCP server — send email, run campaigns, manage contacts and automations, A/B test, and audit deliverability from Claude, Cursor, VS Code, Windsurf, and any MCP client.

Utility library which makes developing of A/B test variants easier (maybe)

Audit, observe, and A/B test MCP servers — score tool metadata, log wire traffic, tune descriptions.

Simple hoc to provide a/b-test features.

A/B Test Deployment Platform with Umami Server Deployment

MCP server for A/B test statistical analysis — significance testing, sample size calculation, Bayesian analysis, and more

A JavaScript A/B test library

Bayesian A/B test analysis on the command line, for humans and agents

Zoho PageSense Node.js SDK for FullStack A/B Test, Goal Tracking, and Experiment Management

A/B Test SDK — codemod-based stable identity system

Just a simple A/B test middleware

A/B Test SDK codemod CLI — inject data-ab ids into Vue 3 source

Simple library for handling statistical significance with mulitple variations in an A/B test.