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Free real-time cryptocurrency price data API. Supports BTC, ETH, SOL, and 20+ tokens. No signup or API key required for basic endpoints. JSON responses with price, 24h change, market cap, and volume.
Section: Data Sources · Free real-time cryptocurrency price data API. Supports BTC, ETH, SOL, and 20+ tokens. No signup or API key required for basic endpoints. JSON responses with price, 24h change, market cap, and volume.
Section: Commercial & Proprietary Services · Hosted API gateway providing cryptocurrency price data, with a permanent free allowance of 50 requests per day without signup or payment information. GitHub
Section: Tools Collection · Multi-chain wallet REST API supporting 9 blockchains (Ethereum, Polygon, BSC, Arbitrum, Optimism, Avalanche, Base, Solana, Bitcoin) with HD wallet generation, token transfers, and cross-chain swaps.
Section: Crypto · | REST API | - Free unified REST API providing real-time prices for 500+ crypto tokens via Hyperliquid. No API key required for price data. OpenAPI spec at /openapi.json.
Open benchmarks of crypto infrastructure (RPC providers, bridges, oracles, L1 finality, prediction-market data, Hyperliquid builders) refreshed every minute via a JSON feed, with daily Parquet snapshots on Hugging Face (CC-BY-4.0) archived on Zenodo. [DOI]
| REST API | - Free DEX/DeFi data API covering pools, tokens, OHLCV, and trade history across 36 chains and 230+ DEXes. No API key needed; free tier is 200K requests/month.
| REST API | - Crypto market data API with prices, volume, market cap, OHLCV, and exchange data for 12,000+ coins. No API key required; free tier is 20,000 calls/month.
Financial data API with a free personal-use plan allowing 300 requests per day for symbol lists and selected market data, including historical commodity and OTC prices. GitHub
|Python| - TuShare is a utility for crawling historical data of China stocks
DB3 is a community-driven blockchain layer2 decentralized database network
Fuzzing framework for Solana smart contracts with manually-guided testing, flow-based sequences, and property-based validation
Symbolic execution tool for binaries (x86, x86_64 and ARMV7) and Ethereum smart contract bytecode.