Chainstack's APIs and software are used by thousands of businesses, large and small, to build, scale, and maintain blockchain applications. To ensure your security and control, Chainstack's APIs offer secure node connections and key security best practices. Invite other members to join your network and deploy their infrastructure using simple network management tools. You can build and deploy the blockchain protocol that suits your needs. The protocol will never be updated or modified again. Chainstack's managed services for blockchain make it easy to launch, join, and scale decentralized networks. You can now safely experiment with enterprise-grade tools and services and then run production. Continuously monitor and provision your resources.
Learn more

Summ (formerly Crypto Tax Calculator) is a crypto & equities tax platform that simplifies tracking and reporting across all your exchanges, wallets, NFTs, and DeFi activity. Backed by Airtree, Coinbase Ventures, and 20VC, Summ helps investors stay compliant with confidence.
With support for thousands of integrations, Summ imports your complete transaction history and automatically generates audit-ready tax reports aligned with the tax requirements of over 180 countries.
Users can review trades, uncover tax-saving opportunities, and download accountant-ready tax forms, including Form 8949, Form 1040, capital gains summaries, and more.
Summ's portfolio tracker delivers real-time profit and loss insights, estimated tax liabilities, and accurate pricing for more than 300,000 cryptocurrencies and shares.
Rated 4.6/5 on Trustpilot and featuring seamless TurboTax integration, Summ makes crypto & equities tax reporting simple for both casual investors and active traders.
Built for speed, accuracy, and compliance, Summ gives users complete confidence at tax time.
Learn more
Bitquery
Our DEX GraphQL APIs deliver instantaneous trading information for various decentralized exchange protocols spanning multiple blockchains. Users can retrieve trading data from platforms such as Kyber, Uniswap, 0x, Balancer, and PancakeSwap, among others. Utilizing this DEX trade data enables the creation of visual charts, in-depth analytics, the identification of arbitrage opportunities, and comprehensive market analysis of DEXs. Bitquery offers a suite of software solutions that systematically parse, index, and store blockchain data in a cohesive manner. Additionally, it provides market insights for individual projects and examines industry trends across diverse blockchain ecosystems. Furthermore, it facilitates money flow analysis crucial for blockchain investigations and compliance efforts, allowing users to trace the origins and destinations of funds. The APIs and analytics for Decentralized Finance (DeFi) protocols support extensive research opportunities in the realm of blockchain development, contributing significantly to the ongoing evolution of the industry. Overall, these tools empower developers and analysts to harness blockchain data effectively for a multitude of applications.
Learn more
Crystal Blockchain
Crystal is the world-leading all-in-one blockchain analytics tool for crypto AML compliance, providing blockchain analytics and crypto transaction monitoring for thousands of cryptocurrencies in real-time.
Learn more