REST APIs

3xpl

Universal blockchain data infrastructure providing real-time access to 47 blockchains through LLM, JSON, WebSocket, and ClickHouse APIs. Features standardized data format and academic-friendly access with no ads.

ALGOGENE

Comprehensive algorithmic trading development platform offering cloud-based backtesting, strategy development, and automated trading capabilities across global markets with multi-source data integration.

Allium

Enterprise-grade blockchain data infrastructure platform offering real-time data streams across 60+ blockchains with 80ms latency and 4s data freshness, featuring cross-chain analytics and Wallet360™ technology.

Alpaca

Commission-free API trading platform offering comprehensive brokerage infrastructure, real-time market data, and multi-asset support for stocks, ETFs, options, and crypto with extensive SDK availability.

AlphaScan

Comprehensive blockchain infrastructure and development platform offering node management, API services, and real-time analytics tools. Supports multi-chain deployment and monitoring with enterprise-grade security features.

Bello

Cross-platform Web3 message broadcasting service enabling businesses to reach audiences across XMTP and Warpcast networks. Features unified dashboard, transaction management, and balance tracking.

BitcoinAverage

Comprehensive cryptocurrency price API service providing real-time and historical data from 50+ exchanges. Features WebSocket feeds, custom index generation, and support for 172 fiat currencies since 2013.

Bitnodes

Comprehensive Bitcoin network monitoring platform providing real-time node tracking, network health analysis, and infrastructure analytics. Offers detailed insights into node distribution and network resilience.

Bitquery

Enterprise-grade blockchain data infrastructure providing real-time and historical data across 45+ networks through comprehensive APIs, streaming capabilities, and investigation tools for crypto analysis.

bitsCrunch

Comprehensive blockchain analytics and infrastructure platform offering real-time data analysis, fraud detection, compliance tools, and DeFi infrastructure through extensive API access and network operation tools.

BlockExplorer.one

Multi-chain block explorer platform providing real-time blockchain data access, transaction broadcasting, and network monitoring across 10+ major networks with comprehensive market analytics and API integration capabilities.

Blockchain.com

Comprehensive cryptocurrency platform offering integrated wallet, exchange, and blockchain explorer services with institutional-grade infrastructure. Supports multi-currency trading, DeFi connectivity, and enterprise solutions.

Blockchair

Multi-blockchain explorer and analytics platform offering comprehensive data access across 47 networks through SQL-like API queries, with advanced privacy analysis and portfolio tracking capabilities.

BlockCypher

Enterprise-grade blockchain infrastructure provider offering multi-cryptocurrency API services, node management, and development tools. Supports Bitcoin, Ethereum, and other major networks through REST APIs.

Vision Crypto Cloud

Enterprise-grade cryptocurrency trading infrastructure offering electronic trading venues, API connectivity, and liquidity-as-a-service solutions for institutional clients with comprehensive OTC and white label capabilities.

Web3-Onboard

Open-source JavaScript library for integrating wallet connections and transaction management in Web3 applications. Supports 35+ wallets, multiple chains, and real-time transaction states.

Blockpour

Multi-chain data analytics platform providing real-time tracking and visualization of DeFi activities across 10 blockchain networks. Features token flow analysis, AMM insights, and enterprise-grade API access.

Breadcrumbs

Community-powered blockchain analytics platform providing investigation tools, transaction monitoring, and multi-chain analysis across 15 networks. Features extensive labeling system with 330M+ labels.