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posthog

Integrate PostHog analytics into React and Next.js applications.

4|Updated Jan 15, 2026
Search Tags:#analytics#react#next.js#feature flags#a/b testing#posthog#session replay
One-click install
npx skills add https://github.com/mgd34msu/goodvibes-gemini --skill posthog-mgd34msu
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: posthog
Source: https://github.com/mgd34msu/goodvibes-gemini/tree/main/skills/posthog
Command: npx skills add https://github.com/mgd34msu/goodvibes-gemini --skill posthog-mgd34msu

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill simplifies the integration of PostHog, a powerful product analytics platform, into your React and Next.js applications, enabling you to track user behavior, implement feature flags, and utilize session replay.

Core Features & Use Cases

  • Event Tracking: Capture user interactions and custom events for in-depth analysis.
  • Feature Flags & A/B Testing: Roll out new features and run experiments with confidence.
  • Session Replay: Understand user journeys by recording and replaying sessions.
  • User & Group Identification: Track user properties and company-level analytics for B2B insights.
  • Use Case: Implement A/B testing on your checkout button to see which version leads to more conversions, while also tracking user sign-ups and feature adoption.

Quick Start

Install the PostHog JavaScript and React libraries using npm or yarn.

Frequently Asked Questions about posthog

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I integrate product analytics into a Next.js application?▼

Integrating product analytics into a Next.js application involves setting up the posthog-js and posthog-node libraries to capture events, identify users, and track behavior across both client-side and server-side implementations.

What is the best way to implement feature flags and A/B testing in React?▼

Implementing feature flags and A/B testing in React is achieved by using the PostHog library to roll out new features, run experiments, and capture custom events to determine which variations drive higher user conversions.

Does PostHog support session replay for understanding user journeys?▼

Yes, PostHog supports session replay, allowing you to record and replay user sessions to understand user journeys, analyze interactions, and debug issues within your React and Next.js applications.

Can I track company-level group analytics for B2B insights?▼

Yes, you can track company-level group analytics for B2B insights by utilizing PostHog's user and group identification features to monitor user properties and aggregate behavior at the organization level.

Do I need separate libraries for client-side and server-side event tracking?▼

Yes, you need separate libraries for client-side and server-side event tracking, utilizing posthog-js for React browser environments and posthog-node for Next.js server-side implementations to ensure comprehensive user behavior analysis.

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