A viem-style SDK for the Stacks blockchain
Foundational utilities for Second Layer services: DB layer (Kysely + postgres-js), Zod schemas, crypto (Standard Webhooks signing, AES-GCM secret envelope), logger, pricing, env/mode utils, Stacks node clients.
TypeScript SDK for the Second Layer API.
CLI for subgraphs and blockchain indexing on Stacks
Utilities to diff CDK stacks against CloudFormation templates
Common Stacks utilities
Typed on-chain indexing for Stacks. Declare event filters + column schema with `defineSubgraph()`; the runtime decodes blocks, matches filters, runs your handlers inside a transactional context, and exposes the result as a Postgres schema you query over R
An Error subclass that will chain nested Errors and dump nested stacktraces
Javascript library for constructing transactions on the Stacks blockchain.
AWS CDK CLI, the command line tool for CDK apps
Library for Stacks network operations
TypeScript descriptions of Stacks 2.0 blockchain API entities
Authentication for Stacks apps.
A library for generating Stacks blockchain wallets
React hooks and providers for integrating PULSE into AppKit, wagmi, and Stacks apps.
Provides abstractions around deploying and destroying stacks using aws-cdk. Consumers of this package should be able to deploy CloudFormation stacks without knowing that it is using CDK at all.
Split Serverless deployments in to nested CloudFormation stacks
TypeScript SDK for interacting with the Clicker smart contract on Stacks blockchain
TypeScript SDK for interacting with the StacksPix pixel board smart contract on Stacks blockchain
MCP server for Secondlayer's agent-native subgraph platform.
Helper utilities built on top of stacks-pix-sdk for common dApp integration patterns.
Stacks blockchain address validation and formatting utilities
**Welcome to the new Stacks Connect! ✨** Read the [`@stacks/connect` docs](./packages/connect) for more information.
Encryption utilities for Stacks