Best Free Blockchain Node Providers of 2025

Chainnodes is a next generation Web3 Infrastructure provider that powers your dApps. You can deploy your archival node with just one click.

The easiest and fastest blockchain development platform. Unified framework for 40+ digital assets and 40+ blockchain protocols. One Javascript SDK that supports all 40+ blockchain protocols. Simplify your development by integrating any blockchain directly into your JavaScript Backend. WooCommerce allows you to create and sell NFTs from within your WooCommerce website. The plugin is free and easy to set up in minutes. Open-source key management system that secures your private keys, mnemonics and allows you to sign transactions on-premise. A command line interface for interacting with blockchains. Access our infrastructure via REST API, with unified commands across all supported Blockchains. You can quickly and easily create apps on any supported Blockchain without any previous blockchain experience.

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.

Gateway.fm is a distributed, blockchain infrastructure that provides enterprise-grade blockchain infrastructure on a scale. It can be distributed all over the globe and used in a portable manner. We are focused on all things infra and SRE and devops. This includes robust and high-performance validators at scale, testnets, devnets, and all the tooling needed for chains (block explorers and metrics), with security and privacy built into the stack. Our contributions to the community include writing best practices for Ethereum validators, operations, management, and monitoring. We are proud to share our knowledge and experience from large-scale web3 projects and traditional practices.

GetBlock is a Blockchain-as-a-Service (BaaS) platform that provides a fast and easy API connection to full nodes from 50+ leading blockchain platforms. It allows you to request information on a node's chain without having to manually set it up with JSON-RPC or REST. This service is ideal for beginners and young entrepreneurs, as well for crypto developers and users. It is also suitable for those who do not have the resources or time to run their own full node. Register an account to get started with GetBlock. You will receive an API key and the relevant data on the dashboard.

QuickNode simplifies blockchain infrastructure for teams big & small. A lightning-fast global API provides instant access to Ethereum, Solana, Bitcoin, Polygon, BSC, Fantom, Avalanche, Terra, Celo, Optimism, Arbitrum, Algorand, Harmony & Gnosis (xDai) networks. Access chain data via JSON-RPC over HTTPS or wss (websocket) endpoints. Monitor usage with analytics dashboard and ship faster with tools like 1-click WebHooks for smart-contract events, NFT, and ERC20 token APIs. Thousands of nodes launched; trusted by top blockchain projects & businesses; QuickNode is helping the blockchain ecosystem grow since 2017!

InfStones, a Softbank portfolio company, is an advanced, enterprise-grade Platform as a Service (PaaS) blockchain infrastructure provider headquartered in the United States and backed by leading venture capital investors. The company is trusted by the top blockchain companies globally, including Binance, BitGo, CoinList, Circle, Poloniex, imToken, Dune Analytics, Chainlink, Polygon, NuCyher, Near, and many more. InfStones is dedicated to breaking down the barriers of blockchain adoption and Web3 application development by providing developers worldwide with a rugged, powerful node management platform alongside an easy-to-use API. InfStones' platform is battle-tested and supports over 15,000 nodes on over 60 blockchains. The infrastructure is incredibly reliable, fast, efficient, secure, and scalable - and specially designed for cross-chain DeFi, NFT, GameFi, and decentralized application development. Developers use the AI-based platform to easily connect and work with more than 50 leading blockchain protocols, pushing the boundaries of what it means to lead with a vision and passion for global innovation. InfStones is trusted by the biggest blockchain companies in the world including Binance, Coinlist, BitGo, OKX, and more.

Anyblock's Software-as-a-Service (SaaS) provides Blockchain JSON-RPC Access for Bitcoin, Ethereum & more. Our blockchain API is fast and reliable. Queries take less than 100 milliseconds. Multiple nodes are load-balanced. Clients for Ethereum: Parity/OpenEthereum & Besu Amazing support. Fast and personal responses. Technical advice with code samples. Extensive documentation: API, tutorials, FAQs, ...

You can create blockchain and digital asset solutions without having to start from scratch. Start small and quickly move to production. You can choose from popular cloud properties, hybrid deployment options, geographical regions, protocols, consensus mechanism, and many other options all at the touch of a button. It makes blockchain an easy-to-use endpoint that allows you to accelerate the development and deployment your d'Apps. An intuitive interface that allows you to manage all aspects of your blockchain networks and environments. Automated tools and workflows make it easy to scale your business network and onboard new members. Each member is responsible for managing their own key materials, data, and nodes. You can easily scale your network using single proxy operator or distributed network ownership. Manage your networks, memberships, users, and environments.

OnFinality is a platform for blockchain infrastructure that saves web3 builders their time and makes their lives simpler. OnFinality provides API endpoints that are scalable for the largest blockchain networks. It empowers developers to automate testing, deployment, scaling, and monitoring their own blockchain nodes within minutes. OnFinality has processed over 300 billion RPC requests to date across 70 networks, including Polkadot and Ethereum, Moonbeam and Astar. It is constantly expanding these mission-critical services to developers so they can build the decentralised future faster! OnFinality helps you to be smarter.

Infura's top-class infrastructure will ensure that your decentralized application scales to your users' needs. Our instant access APIs allow you to connect your app instantly. We support JSONRPC over HTTPS and WebSocket interfaces. We also provide subscription-based connections. You can start using Infura from a single URL. Our 24/7 team of experts can handle any network changes or upgrades so that you can concentrate on building your applications. We believe in a future that is powered by decentralized protocols and networks. So developers can spend their time creating and building, we provide the infrastructure necessary to make this happen. Our Infura dashboard allows you to access valuable insights, add apps, and much more. Do you have questions or need help? You can find answers in our active community, current status page, or directly in our expanding library.

One line of code can supercharge your development with the most powerful blockchain developer platform in the world, used by 70% of the top Ethereum apps. The most popular Ethereum API is Alchemy Supernode. All the functionality of a node is available, including JSON RPC support. However, you get the supercharged reliability and data correctness required to run top-level applications on the blockchain. Alchemy Build is an in-house suite that provides all the tools you need to quickly prototype, debug and ship products. You can instantly search through millions of historical requests, view transactions in real-time, make JSON/RPC calls from the dashboard, and scan for recent errors and requests. Alchemy Monitor provides a comprehensive suite dashboards and alerts to monitor app health, performance, user behavior, and other factors. Instantly check the health of all your apps, gain user insights without compromising privacy and get automated alerts.

NOWNodes is a Blockchain-as-a-Service that provides access to Full Nodes and Explorers via API. 50+ blockchain networks supported. Select the node you need, connect using available methods. We will take care of the rest. The service offers a high-quality infrastructure that's reliable, cost-effective, quick, and efficient. All partners have access to Service Quality Standards. Your nodes are monitored 24/7 to ensure their availability and relevance. Our clients enjoy the ability to scale for large tasks and rapid API responses.

WatchData offers easy and reliable API access for Ethereum blockchain. WatchData offers many advantages, including: Data reliability - Uninterrupted connection without downtime - Process automation - High limits to suit all users - Support for different nodes - Resource scaling -High processing speeds

Blockchain Service (BCS), a highly accessible and secure blockchain platform, allows developers and enterprises to create, deploy and manage applications with the outstanding performance and cost-effectiveness offered by HUAWEI Cloud. Innovative technologies based upon Kubernetes were used to build the platform. It features security, simplicity, deployment in minutes and automatic multi-angle O&M O&M. Multiple consensus algorithms (10,000+ TPS), flexible switching, dynamic joining-in or quitting multi-role members and nodes, and container-based administration. You can manage and isolate all users, keys and permissions. There is multi-layer encryption, privacy assurance, and fully demonstrated cyber security infrastructure. To ensure transparency and fairness, we use decentralized, tamperproof, shared ledgers.

We are a one-stop provider of blockchain infrastructure and services. We provide scalable, reliable and efficient blockchain solutions that can be used by everyone. Our goal is to support the rapid adoption, growth, long-term success, and sustainability of the Web3 ecosystem.

Cost optimization might be something you'd consider if you spend $2+K on a Blockchain API infrastructure and send hundreds of requests per minute, We can help you by providing the fastest access to blockchain infrastructure via JSON-RPC endpoint in your own secure environment. RPC Fast, a self-hosted cluster that uses geo-distributed, blockchain nodes, is a good option in your case. - Fast geo-distributed infrastructure that has more than 90 zones and is 100% healthy. 99.99% uptime, average 85.6 millisecond latency. PredictKube is an AI model that predicts the traffic trend and infrastructure capacities of autoscale infrastructure based on historical data. - This self-hosted solution will provide maximum security for your blockchain infrastructure.

Start your next blockchain project today with Chain49. We provide access via JSON-RPC and WebSocket to our network full nodes of blockchain located in Germany. The API is based on the battle-tested Blockbook indexer. We support the most popular Blockchains such as Bitcoin, Ethereum, BNB Smart Chain, and more! By using our services you can save time and money on setting up your blockchain infrastructure. You can then focus on developing your ideas. There are also dedicated nodes and custom setups available for over 50 different blockchains to meet the highest load requirements, without any rate limitations. Contact us today for a consultation or register for your free key to start building awesome things.

We provide enterprise-grade RPC for 40+ blockchain networks, and process over 500 million requests per day. Comprehensive Blockchain Support: We support over 40 different networks and are constantly expanding our offering. We will take care of the complexity of setting up your RPC Node, saving you both time and effort. Automated Upgrades: We have automated software upgrades for our network, ensuring that all nodes are running the latest versions. Proactive Maintenance – Automated health checks, prompt troubleshooting and proactive maintenance help maintain a smooth operation. Low-Latency network - Enjoy fast, reliable operations no matter where you are located in the world. Auto Scaling – Our infrastructure is designed for you to scale up with your needs and can easily handle significant traffic spikes. Exclusive Hardware Ownership: We own and operate our own hardware. This contributes to true decentralization, as we don't rely on public cloud services.