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

Okyline is an Executable Data Design (EDD) platform focused on executable validation contracts and operational data quality control.
Rather than managing separate specifications, validation code, tests, and monitoring dashboards, Okyline centralizes validation and quality supervision around a single readable executable contract acting as the operational reference for enterprise data flows.
The same contract powers deterministic validation, advanced business invariant checks, multi-format execution, data quality gates, and historical quality analytics across APIs, events, files, LLM structured outputs, and distributed operational systems.
Contracts are designed directly from annotated sample data, making validation rules immediately understandable for developers, architects, QA teams, and business analysts.
The Community Edition includes the public specification, a free Java runtime engine, a Claude AI assistant for contract generation, and an online studio supporting executable JSON validation contracts and JSON Schema transpilation.
The Enterprise Edition adds native validation for JSONL, XML, CSV, FIXED, and EDI flows together with operational quality dashboards and data quality gates, without requiring databases or centralized infrastructure.erprise Edition supports direct validation of JSON, JSONL, XML, CSV, FIXED, and EDI flows with operational quality dashboards and analytics, without databases.
Learn more
Hyperledger Fabric
Hyperledger Fabric serves as a robust, distributed ledger platform tailored for enterprises, providing a high level of modularity and flexibility suitable for various industry applications. Its design incorporates a modular architecture that supports the wide-ranging needs of businesses by allowing for plug-and-play components, including those for consensus mechanisms, privacy features, and membership services. This platform is designed to support the development of applications or solutions grounded in a modular framework, promoting ease of integration and customization. Hyperledger Fabric's unique plug-and-play capabilities for components like consensus and membership services enhance its adaptability across different sectors. Its innovative approach to consensus allows for scalable performance while ensuring that privacy is maintained, which is essential for many organizations. A particularly striking feature of Fabric is its ability to facilitate networks of networks, enabling collaboration among members while allowing them to keep certain data confidential, thereby fostering both cooperation and privacy within their respective business relationships. This capacity for maintaining separate yet interconnected relationships makes Hyperledger Fabric a highly valuable tool for enterprises navigating complex data privacy needs.
Learn more
Hyperledger Sawtooth
Hyperledger Sawtooth features a flexible and modular structure that distinctly separates the core functions from the application layer, enabling smart contracts to articulate the business rules for applications without needing to understand the details of the core architecture. Additionally, Hyperledger Sawtooth accommodates various consensus algorithms, such as Practical Byzantine Fault Tolerance (PBFT) and Proof of Elapsed Time (PoET), to enhance its functionality. Initially developed by Intel, Sawtooth serves as a blockchain framework that prioritizes adaptability and scalability. The potential of Distributed Ledger Technology spans numerous industries, with applications ranging from the Internet of Things (IoT) to financial services, thereby acknowledging the diverse needs across these sectors. Furthermore, Sawtooth can be deployed in both permissioned and permissionless environments, catering to a broad audience of users. Its innovative consensus mechanism, Proof of Elapsed Time (PoET), is particularly designed to accommodate large networks of validators while minimizing resource usage, highlighting the efficiency that Sawtooth aims to deliver in blockchain solutions. This versatility in deployment and consensus options positions Sawtooth as a compelling choice for organizations looking to implement blockchain technology.
Learn more