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Formbricks Hub

The foundational data service for the Formbricks experience management platform.

What is Hub?​

Hub is an open-source, self-hostable microservice for collecting and serving experience data – survey responses, NPS scores, product reviews, support feedback, and more. Built in Go for performance and simplicity.

Part of the Formbricks Ecosystem: Hub serves as the data foundation for survey delivery, analytics, AI agents, and custom workflows.

Why Hub?​

  • 🚀 High Performance: Go-powered microservice handles high write volume
  • 🤖 AI-Powered: Automatic sentiment analysis, topic extraction, and semantic search
  • 📊 Analytics-Ready: Optimized for Apache Superset, Power BI, Tableau, Looker, Snowflake
  • 🔐 Self-Hostable: Run in a single Docker container with PostgreSQL
  • 🛠️ Developer-Friendly: OpenAPI spec, webhooks, clean REST API

Use Cases​

Centralize Feedback Data​

Collect experience data from multiple sources into one unified data hub:

  • Survey responses from your app or website
  • App Hub and Google Play reviews
  • Trustpilot and other review platforms
  • Support ticket feedback (Intercom, Zendesk)
  • Social media sentiment

Power Analytics Dashboards​

Hub's schema is optimized for direct SQL queries and BI tool integration:

  • Connect Apache Superset for real-time dashboards
  • Build Power BI or Tableau reports without complex ETL
  • Export to Snowflake or Redshift for data warehousing
  • Perform time-series analysis on feedback trends

AI-Powered Insights​

Hub automatically enriches text feedback with actionable insights:

  • Sentiment analysis: Positive, negative, or neutral classification
  • Emotion detection: Joy, anger, sadness, and more
  • Topic extraction: Automatically identify themes in feedback
  • Semantic search: Find similar responses using natural language queries

Learn more about AI enrichment →

Build Custom Workflows​

Use webhooks to trigger actions based on enriched feedback:

  • Send Slack notifications for low NPS scores or negative sentiment
  • Route negative reviews to your support team automatically
  • Update CRM records with AI-extracted insights
  • Build custom dashboards with semantic search capabilities

Future: Connector Ecosystem​

An open connector ecosystem is planned to simplify data integration. Learn more →

Key Features​

AI Enrichment​

Automatic sentiment, emotion, and topic analysis powered by OpenAI for text feedback.

Find similar feedback using natural language queries with pgvector embeddings.

Real-Time Webhooks​

Trigger workflows instantly when new feedback arrives or insights are generated.

SQL-Friendly Schema​

Query directly with your favorite BI tool – no complex transformations needed.

Open Source​

Apache 2.0 licensed. Self-host, modify, and own your data completely.

🚀 Get Started

Set up Hub locally in 5 minutes

Quick Start Guide

📚 Learn the Basics

Understand Hub's data model and concepts

Core Concepts

🔧 API Reference

Interactive API documentation and testing

Explore API

⚙️ Configuration

Environment variables and settings reference

Configuration Guide

Community & Support​