heimdall

A fast Solana geyser plugin for real-time account monitoring and data streaming

Overview

Heimdall is a high-performance Solana geyser plugin that:

• Stores account data in PostgreSQL for efficient querying
• Streams updates via gRPC for real-time data access
• Tracks both Anchor program accounts and user wallet assets

Key Features

• Fast Queries: PostgreSQL queries are ~10x faster than getProgramAccounts (gPA)
• Advanced Filtering: Leverage SQL for complex data filtering
• Real-time Updates: gRPC streaming for immediate data access
• Asset Tracking:
  • Monitor user SOL balances
  • Track token holdings
  • Track NFT holdings
• Anchor Program Support: Store and stream program account data

Performance

• SQL queries are approximately 10x faster than RPC getProgramAccounts
• gRPC streaming provides immediate updates compared to polling
• Efficient storage and indexing of on-chain data