Blockchain Data Streaming API → blum.io

High-performance blockchain data streaming system with sub-second latency across multiple chains.

Features

• Chain-agnostic API
• Blockchain data gRPC streaming
  • Realtime + historical
  • Chain reorgs notifications

Requirements

• <1s delivery latency
• Horizontal scalability
• High availability
• High observability

Chains

• EVM
• SVM
• Ton
• Tron

Stack

• Go
• gRPC
• S3
• Open Telemetry
• Prometheus
• Grafana

Blockchain Bridge → rubic.exchange

Cross-chain bridge infrastructure enabling asset transfers between blockchains, both for simple and multi-hop swaps.

Features

• Decentralized:
  • Multiple validators as a source of truth
  • Multiple relayers for high-availability and throughput
• Multihop swaps:
  • BNB (BSC) → USDC(BSC) → USDC (Solana)→ 5 SOL (Solana)

Chains

• Bitcoin
• EVM
• SVM
• Tron
• Stellar

Stack

• Go
• Rust
• Postgres
• Grafana
• Prometheus

Custodial Wallet Infrastructure

Payments processing system handling crypto deposits and withdrawals for end users.

Features

• Accept onchain payments via one-time addresses
• Funds cash-out
• On-chain withdrawals

Chains

• EVMs
• Tron
• Solana

Stack

• Go
• Postgres
• Grafana
• Prometheus

Token Analytics Platform

On-chain analytics platform for early-stage tokens. Tracks new token launches, early buyers, trades, and token distribution across multiple blockchains.

Features

• Track tokens within:
  • Pump.fun
  • Raydium Launchpad
  • Four.meme
  • …and more
• REST API for queries
• Websockets API for realtime new tokens and its events streaming
• Configurable triggers to stream only relevant token launches