Best Free Blockchain Platforms of 2025 - Page 3

DZap is the solution everyone wanted, but was not yet able to build: simple and intuitive swaps between multiple tokens. DZap will combine multiple steps into one. We remove any kind of tradeoff or user barrier so that you can swap multiple tokens in one click. DZap's vision for the future is to allow everyone to easily trade multiple tokens and eventually NFTs via DZap. Our first mission was to create buy/sell/send support of tokens and NFTs using the best DEX marketplace and aggregator. This goal aims to maximize investment opportunities in the existing crypto and NFT ecosystems. Beta version V1 includes: Batch Buy: Purchase multiple tokens in one transaction. For example, #oneTokentomany via DZap. Batch Sell: You can sell multiple tokens in one transaction, i.e. #manytokenstoone via DZap.

We have all the features required to run an enterprise call center or a 5-agent home-based business. Our patent-pending blockchain-based solution includes inbound, outbound and live chat, quality assurance, drag n-drop scripting, advanced reports, and more. Standard features include open APIs and an elastic infrastructure that can scale quickly to meet the most stringent program requirements. All the features you need to run your contact centre at an affordable price.

Experience a decentralized social platform where your personal data remains yours and you can monetize your creations. Unlike others, we prioritize your privacy and will never trade your data. Twetch enables individuals to fully possess their content, generate income from it, and transfer it freely without barriers. Every day, we witness issues like censorship, online harassment, misinformation, and intrusive advertisements. You contribute immense value to social media platforms that profit excessively, while you receive little to nothing in return. It's time to reclaim your data and take control of your digital presence. On Twetch, all interactions are facilitated through micropayments, ensuring you are compensated for your contributions. Your content on Twetch is authenticated by your signature and securely stored on the blockchain, making it perpetually available to you. Imagine a scenario where you could communicate without revealing your messages to third parties like Twitter or Facebook. With Twetch Chat, you can enjoy fully private messaging that is accessible only to those you authorize. Powered by Bitcoin, AES, and ECIES encryption, this service also includes in-app peer-to-peer payments and group chat capabilities, enhancing your social interactions while safeguarding your privacy.

Infura offers top-tier infrastructure designed to help your decentralized application grow in response to user demand. With our instant access APIs, you can swiftly connect your application. We facilitate JSON-RPC over both HTTPS and WebSocket interfaces, allowing for both request and subscription-based connections. You can initiate your journey with Infura using just one URL. Our dedicated team of experts is available around the clock to manage all network modifications and upgrades, enabling you to concentrate on developing your applications. We are committed to a future driven by decentralized networks and protocols. Our infrastructure supports developers, allowing you to invest your time in innovation and creation. Through our Infura dashboard, you can discover valuable insights, add applications, and more. If you require assistance or have inquiries, our vibrant community, current status page, and comprehensive documentation library are always available to help you. Additionally, we pride ourselves on maintaining a user-friendly environment that encourages exploration and experimentation.

An all-inclusive platform for Ethereum developers, this tool provides real-time monitoring, alerting, debugging, and simulation capabilities for Smart Contracts. Users can sort and categorize transactions based on any desired parameter, facilitating a more straightforward exploration and analysis of detailed data. With just a few clicks, developers can examine transaction executions and quickly identify the specific line where a transaction may have failed. It allows for viewing the contract’s state at any point during a transaction, enabling an in-depth exploration of state changes. By visualizing and analyzing Smart Contract behavior, users can uncover patterns and gain valuable insights into transaction data. Whenever an event triggers the custom rules set by the user, notifications are sent via preferred channels such as Slack, Email, or PagerDuty. Furthermore, a detailed breakdown of gas usage is provided, aiding in the optimization of Smart Contracts and reduction of transaction costs. This platform also empowers developers to predict transaction behavior before execution, estimate gas usage, and test potential bug fixes efficiently. Moreover, the comprehensive analytics feature helps in continuously improving Smart Contract performance over time.

Blocknative enhances both transparency and profitability for developers and traders alike. Our platform simplifies the interaction with mempool data, which is crucial since every public blockchain transaction passes through the mempool prior to confirmation. This mempool often serves as a source of transaction-related anxiety. By offering a comprehensive suite of tools, Blocknative sheds light on the mempool across Ethereum, Binance, xDai, and Bitcoin. Furthermore, our collection of developer tools enables real-time monitoring of the mempool, making it accessible for every builder in the ecosystem. The Blocknative global mempool platform continuously captures, normalizes, and enriches transaction data in transit, ensuring unparalleled data coverage and detailed sub-transaction resolution for Ethereum, Binance, xDai, and Bitcoin. With our innovative solutions, we aim to empower users by transforming the way they navigate and utilize mempool data.

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.

Presearch is a privacy-centric search engine that leverages blockchain technology to provide an open and decentralized search experience. Unlike conventional search engines, Presearch doesn't track user data or display personalized ads, prioritizing user privacy and transparency. It rewards users with its native cryptocurrency, PRE tokens, for each search they perform, creating an incentive for a more secure and decentralized search ecosystem. The platform supports community involvement, allowing users to participate in shaping its features and functionality.

A single line of code can elevate your development experience using the most robust blockchain developer platform, which is trusted by 70% of the leading Ethereum applications worldwide. Alchemy Supernode stands as the most utilized Ethereum API available. It offers all the features of a traditional node, including JSON-RPC support, while providing enhanced reliability, data accuracy, and scalability essential for deploying top-tier blockchain applications. Alchemy Build consists of a no-configuration, in-house set of developer tools that allow for faster prototyping, debugging, and product delivery. You can swiftly search through millions of past requests, monitor real-time transactions in the mempool, execute JSON-RPC calls directly from the dashboard, and easily review recent requests and any errors. Furthermore, Alchemy Monitor presents an extensive range of dashboards and alerts focused on app health, performance metrics, and user engagement. You can quickly assess the status of all your applications from a single interface, gather user insights without breaching privacy, and receive automated notifications for any critical issues. This comprehensive suite empowers developers to streamline their workflow and enhance their application's overall performance.

Enterprise clients can utilize a blockchain-driven data registry along with a verifiable credential framework to ensure that both data and processes can be independently validated. By leveraging blockchain technology, organizations can generate entries that confirm data existed in a specified state at a particular moment in time. Consequently, anyone authorized to access this data can cross-reference it with the blockchain version for verification. Amendments to the data will be easily noticeable and can be promptly identified by any system equipped with Connect functionality. The Factom blockchain offers an unchangeable record by securely publishing timestamped documentation of your data and files, thus helping to avert expensive disputes. This evidence is stored permanently on the Factom blockchain, ensuring it is available for review whenever validation is required. The Factom blockchain serves as a robust public witness, as the entries are validated by an expanding network of computers operating the protocol, making the credibility of their proofs undeniable. This feature enhances confidence in the integrity of the data, fostering trust among all stakeholders involved.

Orbit Chain is a cross-chain project that challenges the limitations of scalability due to the lack of connectivity and limited resources of existing public chains like Ethereum, BNB Chain, Ripple, and Klaytn. Existing blockchains have many problems, such as limited function, lack of convenience, energy inefficiency, incomplete decentralization, and immature governance mechanism. Therefore, we launched Orbit, a new blockchain network architecture that solves these problems.

Fleek simplifies the process of creating websites and applications on the new open web, which is characterized by being permissionless, trustless, resistant to censorship, and devoid of centralized control. All products from Fleek leverage the foundational protocols that drive this innovative Open Web, including Internet Computer, IPFS, Textile, Filecoin, and Ethereum. This integration ensures that users can experience exceptional performance, robust resilience, and the advantages of trustlessness and censorship resistance across a diverse range of applications and products. The platform is designed for ease of use and emphasizes low-code solutions. Moreover, Fleek is developing an open interface that will serve as the fundamental layer for web services necessary for hosting and storing on the Open Web, by seamlessly integrating and orchestrating the protocols that provide decentralized and trustless alternatives to the traditional centralized infrastructure of the web. With Fleek, you can effortlessly upload, store, and retrieve files from IPFS using a user-friendly interface that includes UI, API, and CLI options, making the transition to a decentralized web seamless for developers and users alike. This approach not only democratizes access to web services but also fosters innovation in how we interact with online content.

What you keep in Space is not confined solely to our platform, as you retain ownership and control over your space, allowing access through various interfaces if desired. All files, transactions, and activities within Space benefit from end-to-end encryption, ensuring that only users hold the decryption keys necessary for access. Our code is open to anyone who wishes to review it, enabling verification of our privacy and security assertions, while developers are encouraged to build upon our Open Web framework. By utilizing a Space, you can securely store files that are exclusively under your control and accessibility. The management of your files and account keys resides solely with you, not us, and all data is automatically backed up to Filecoin, providing an additional decentralized layer of security. Each account in Space is linked to an Ethereum key-pair that only you possess and control. You have the option to log in using various methods, including Twitter, Gmail, or email secured through the Torus network, as well as high-privacy alternatives such as MetaMask and other cryptocurrency wallets. Additionally, you can share your content via convenient methods (like email or social media handles) or prioritize privacy with options such as crypto addresses and links, ensuring you can choose how to manage and distribute your data securely. Ultimately, the framework we provide empowers users to maintain autonomy over their digital assets and interactions.

The open-source framework known as 'Cash Stack' enables interaction between mobile and web applications with the Bitcoin Cash blockchain. Originating from developer.bitcoin, FullStack.cash was established after the software was forked in March 2020. Since its inception, it has undergone multiple enhancements and has been tailored to integrate with the decentralized systems highlighted on the CashStrap page. The concept of the Cash Stack serves as a fundamental principle for creating scalable applications that offer a cash-like user experience. You can find an introductory guide to the Cash Stack by clicking the button below. Additionally, the accompanying video will elaborate on the distinctions between Bitcoin.com and FullStack.cash in relation to the Cash Stack infrastructure. To streamline your development process, you can quickly access code examples that address the most prevalent use cases. Furthermore, make sure to consult the API documentation for bch-api, bch-js, and other components of the stack. Developers are also encouraged to create middleware libraries to facilitate seamless connections between front-end and back-end systems, with an emphasis on databases, full nodes, REST APIs, and dev-ops practices. Overall, the Cash Stack offers a robust foundation for innovative blockchain applications.

Footprint is an all-in-one analysis platform to visualize your discoveries in blockchain data.

WatchData offers easy and dependable API access to the Ethereum blockchain. Some of the key benefits of using WatchData include its consistent data reliability, seamless connectivity without interruptions, and the ability to automate processes efficiently. Additionally, it supports high usage limits to accommodate all users and provides compatibility with multiple nodes. Resource scaling is also available, along with impressive processing speeds that enhance the overall user experience. These features make WatchData an attractive choice for those needing robust blockchain solutions.

Puma serves as a mobile browser and wallet tailored for the Web3 environment, emphasizing privacy in its design. Currently, it facilitates effortless payments for creators, application developers, and game developers through Coil and the Interledger Protocol while also providing access to HNS and ENS domains. Our long-term vision is to empower one billion individuals to engage in a peer-to-peer and ownership-centric economy enabled by Web3, decentralized finance, and non-fungible token initiatives. We prioritize your privacy by not collecting any of your data and refrain from intrusive advertisements. With Puma, users can easily access the new Coil premium content network, paving a novel route for direct support of creators through the Web Monetization standard. As a fast and private mobile browser, Puma allows users to navigate the web3 landscape with confidence and ease. By harnessing the power of Coil and the Interledger protocol, we support creators, app developers, and game developers with smooth micro-payments, while also simplifying the navigation of HNS and ENS domains. Ultimately, Puma Browser aspires to bridge the gap for the next billion people entering the evolving peer-to-peer and ownership-based economy that is emerging from Web3, DeFi, and NFT projects, ensuring that everyone has the opportunity to participate.

The Mercor platform is entirely free at the moment, so take advantage of this opportunity to explore and develop cutting-edge algorithms! By doing so, you can surpass market expectations and invest like a true professional. Create your personal profile to connect with other traders and developers, allowing you to build and launch your algorithm effectively. Make your trading bot available to others and earn commissions in the process! Mercor aims to revolutionize financial markets by linking algorithmic trading capabilities with everyday investors on a global scale. In a landscape where licenses and data provide a competitive edge, large institutional investors often hold sway. This situation arises from the lack of collaboration between individual traders and developers. At Mercor, our goal is to fundamentally transform this landscape by establishing a platform that promotes cooperation, ultimately working to democratize access to algorithmic trading for all. By fostering a community-driven approach, we aspire to level the playing field for individual investors.

Experience a decentralized social network that emphasizes genuine ownership and rewards. By joining this blockchain-driven platform, you can earn digital tokens, reward fellow users, and contribute to a thriving community. Ecency represents the future of social interaction in Web 3.0, where blockchain technology ensures true freedom of expression, free from censorship or bans. You maintain complete control over your account, your content, and the communities you engage with. The Hive blockchain offers a variety of social, gaming, and financial applications, all accessible through a single account that you possess. This enables you to connect with your social network and manage your content across various third-party applications in a decentralized manner. By becoming part of this innovative building team in Web 3.0, you can engage in projects that are both blockchain-based and open source. We invite tech enthusiasts, developers, creators, and entrepreneurs to join us. Enjoy a social network that provides a genuine free speech experience, whether on your mobile device or desktop. With the immense advantages of blockchain always at your fingertips, you can explore new opportunities and connect with like-minded individuals.

A worldwide network of high-performance servers designed to enhance blockchain scalability is available through the bloXroute gateway and its APIs. This innovative service enables you to transmit blocks to your trading bot or node more quickly than any competitor. By utilizing bloXroute for transaction submissions on the BDN, traders significantly boost their chances of having their transactions included in the very next block. The bloXroute BDN excels at the rapid transmission and delivery of transactions and blocks. Moreover, bloXroute establishes a direct connection with mining nodes, allowing for the secure transfer of transactions and safeguarding users from potential frontrunning. It's important to note that bloXroute and flashbots can be used together; in fact, numerous flashbots bundles are routed through bloXroute. You can submit your bundle to the cloud-API, which efficiently validates, merges, and forwards it to various mining pools. This process enables faster submission of MEV bundles to pools, enhancing your overall success rate. Additionally, you can trade through multiple global relays, benefiting from reduced congestion compared to other services. On average, transactions are mined within the first or second block, ensuring a swift and efficient trading experience. This advanced system ultimately streamlines the entire trading process, positioning users for greater profitability in a competitive landscape.

Tally Ho encompasses all essential functionalities for DeFi and Web3, prioritizing community enrichment over the interests of corporate shareholders. It stands out as the inaugural Web3 wallet that is fully owned by its users, developed as a free, open-source solution by those who actively utilize it. This initiative emerges as a countermeasure to the growing trend of corporate-controlled, closed-source software prevalent in the leading cryptocurrency wallets today. The necessity for an open-source, community-driven alternative was evident, and remains vital. Tally Ho presents a unique chance to create a wallet centered around transparency, reflected through its product, culture, code, and community engagement. We have taken proactive measures to ensure Tally Ho begins as open-source and continues to uphold that value. Moreover, the introduction of the Tally Ho DAO guarantees that user input will guide its evolution. This is an exciting opportunity for you to begin using Tally Ho ahead of its complete launch, allowing you to explore its features and play a crucial role in shaping its future through your insights and feedback. Embrace this chance to be part of a transformative movement in the world of digital wallets!

KardiaChain is dedicated to fostering widespread acceptance of blockchain and Web3 technologies across the globe. The KardiaChain ecosystem continues to thrive, boasting thousands of daily active users. By facilitating a seamless transition to Web3, KardiaChain empowers individuals to harness the full potential of blockchain and its associated technologies. As the pioneering decentralized, interoperable, and self-optimizing blockchain infrastructure, KardiaChain strives to overcome one of the most significant hurdles in the blockchain space: the fragmentation of ecosystems. With impressive transaction capabilities, including a 5-second confirmation time and the ability to handle over 10,000 transactions per second, it is designed for scalability and accessibility for all blockchain users. The platform is also built for collaboration, making it easy for businesses to partner and innovate together. Recently, KAIDEX, the first decentralized exchange of its kind, has released version 3, which integrates Web3 principles and DeFi functionalities, offering a comprehensive solution for investors and traders. Our mission of achieving mass adoption of Web3 continues to drive us as we work diligently to introduce new features and enhancements. The future looks promising as we pave the way for a more connected blockchain ecosystem.

Vezgo offers one API to integrate with every Digital Asset. Whether you want to get access to data on Centralized Exchanges, Decentralized Wallets, NFTs or the Blockchain, Vezgo's API will provide a simple integration to allow your users to connect all their Web3 accounts. Vezgo bridges Web2 data into your Web2 use case. It's a simple API that will consolidate and aggregate your user's full balances, positions and transactions in a normalized and standardized data set you can use in your existing Web2 applications.

Our REST API is designed to accommodate real-time applications while efficiently managing extensive parallel processing, making tasks such as fetching NFT sales data, ERC20 token balances, and DEX swaps remarkably straightforward. With our SDK, you can seamlessly access this information directly within your production environment using just a few lines of code. You can quickly develop more intricate queries and transformations, allowing for complete flexibility in data ingestion. The ability to join multiple tables empowers you to tackle more sophisticated use cases, such as calculating PnL leaderboards based on NFT sales data, determining smart floor prices for various collections, or assessing the USD-equivalent balance of a wallet's ERC20 assets at any historical moment. Furthermore, our serverless snippets can easily connect with external data sources and execute transformations that may not be feasible through standard SQL queries. Accessing Transpose directly from your frontend enables you to enhance production UIs effectively. With real-time capabilities and ultra-low latency queries, you can deliver the critical data your customers need as swiftly as possible, ensuring they have the most up-to-date information at their fingertips. This powerful combination of features positions your applications to meet the demands of modern users with unparalleled efficiency.

Revolutionize salary payments by enabling streaming, allowing employees to access their earnings whenever they wish. With seamless recurring crypto transactions, LlamaPay serves as a multi-chain protocol that facilitates the automation of transactions in real-time. This innovative system allows recipients to withdraw their funds at any moment, removing the hassle of traditional manual payment processes. It operates across all EVM chains, ensuring that all contracts utilize the same address, enhancing convenience and accessibility. Funds can be received in centralized exchanges through a third-party wallet, which also initiates the claim process. In cases where you might overlook topping up your balance, there’s the option to borrow money to sustain your streams. LlamaPay maintains high precision by operating with 20 decimal places, significantly reducing the likelihood of precision errors. Users can create payment streams that can run indefinitely or set specific end dates based on their needs. Moreover, anyone has the ability to trigger a claim, guaranteeing that funds remain accessible and that transactions can flow without interruption. LlamaPay is not just about convenience; it’s about transforming how we think about and manage payment automation across different blockchain networks.