Prediction Market Indexer

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Prediction Market IndexerHigh-Performance Analytics for Gnosis CTF & Polymarket

Alternative to Subgraph. Built with Ponder & Hono.

Getting Started
View on GitHub

Fast Indexing

Powered by Ponder for type-safe, high-speed EVM data indexing using optimized RPC calls.

SQL Analytics

Query your data with standard SQL via PostgreSQL. No GraphQL limitations.

REST API

Zero-config Hono API ready to serve rich analytics to your frontend.

Charts & Realtime

Derived price charts and a WebSocket endpoint for periodic realtime updates.

OpenAPI Docs

Interactive API documentation with Swagger UI at /docs endpoint.

Overview ​

This project provides a robust backend infrastructure for Prediction Market applications, indexing the Gnosis Conditional Tokens Framework (CTF).

Key Features ​

  • Multi-Chain Support: Configured for Polygon Mainnet.
  • Core Models: Markets, Outcomes, Positions, UserStats.
  • Dockerized: Ready to deploy with docker-compose.

Quick Start ​

1. Installation ​

bash
pnpm install

2. Start Database ​

bash
docker-compose up -d

3. Run Services ​

bash
# Terminal 1: Indexer
cd apps/indexer && pnpm dev

# Terminal 2: API
cd apps/api && pnpm dev

Visit http://localhost:3000/markets to see the API in action.