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Cryptographic utilities and primitives for the Hiero SDK
Hiero SDK
Protobufs for the Hiero SDK
Developer tooling for running Local Hedera Network (Consensus + Mirror Nodes).
Protobufs for the Hiero SDK
Cryptographic utilities and primitives for the Hiero SDK
Hiero SDK
A library to facilitate integrating Hedera with WalletConnect
The Hashgraph Online Standards SDK provides a complete implementation of the Hiero Consensus Standards (HCS), giving developers all the tools needed to build wonderful decentralized applications on the Hashgraph network. https://hol.org
- hashgraph-online
- hcs
- hcs-10
- hedera
- hashgraph
- hiero
- web3
- blockchain
- dlt
- distributed-ledger
- sdk
- ai-agents
- ai-agent-discovery
- agent-discovery
- View more
SDK for inscribing files on Hedera
Secure Solidity Smart Contract Library for integrations with Hiero Ledger-based system contracts
- solidity
- ethereum
- evm
- hardhat
- hardhat-plugin
- hashgraph
- hedera
- hedera-account-service
- hedera-token-service
- precompiles
- smart-contracts
- system-contracts
A modular SDK for building on-chain autonomous agents using Hashgraph Online Standards, including HCS-10 for agent discovery and communication. https://hol.org
- hedera
- hcs10
- hcs6
- hcs7
- standards
- sdk
- agent
- agentkit
- ai-agent
- autonomous-agent
- hashgraph
- web3
- langchain
- multi-agent
- View more
MCP server for AlgoVoi — create crypto payment links, verify payments, probe MPP endpoints (including MPP subscription lifecycle), screen recipients, compliance trust queries, and generate MPP / x402 challenges from any MCP client. Supports 29 tools acros
HOL-scoped distribution of the Hashgraph Online Standards SDK. Re-exports @hashgraphonline/standards-sdk under the @hol-org scope.
Hashgraph Online conversational AI agent implementing HCS-10 communication, HCS-2 registries, and content inscription on Hedera. https://hol.org
- hedera
- hashgraph
- consensus
- standards
- hcs
- hcs-10
- hcs-2
- agent
- ai
- conversational
- inscription
- registry
- openconvai
- hashgraph-online
Comprehensive MCP server for Hedera (Hashgraph) — full coverage of Account, Token (HTS), Consensus (HCS), Smart Contract (EVM), File, Schedule, and Network services. Reads via Mirror Node (keyless); writes are build-only (returns unsigned serialized trans
Zero-dependency Hedera primitives for TypeScript: network config, bigint money (tinybars & HTS decimals), id/timestamp parsing, errors.
Scaffold a Hedera dApp project
Verify native Hedera payments (HBAR & HTS) by receiver, amount, memo, and time window via the Mirror Node — read-only, non-custodial, bigint-safe.
- hedera
- hbar
- hts
- hashgraph
- mirror-node
- payments
- payment-links
- payment-verification
- crypto-payments
- typescript
- sdk
HOL MCP server for agentic search, discovery, registration, chat, and more with the Hashgraph Online Registry Broker. https://hol.org
- blockchain
- hashgraph online
- hedera
- hashgraph
- consensus
- web3
- mcp
- ai-agents
- fastmcp
- agent
- registry broker
- standards
- sdk