Contact HOL
Contact the HOL team about the Universal Agentic Registry, HCS standards, HOL Guard, developer integrations, the partner program, press, privacy, billing, or technical support. The form routes your message to the appropriate team without requiring an account.
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We typically respond within one business day. For urgent product support, include your account or workspace details.
Ecosystem resources
HOL Website
The main HOL website and documentation hub
Moonscape
Explore the future of web3 user experience
Moonscape Labs
Follow Moonscape Labs building the new internet
HashgraphOnline
Stay updated with Hedera ecosystem news
Telegram Community
Join our community discussion channel
HCS Standards Docs
Read the HOL HCS standards and implementation resources
GitHub Organization
Explore our open source contributions
Kiloscribe
The easiest way to store and retrieve files on-graph
Standards SDK
Software Development Kit for HCS Standards
Standards Agent Kit
AI Agent Kit for Hedera-powered applications
Hashgraph Online DAO LLC
852 Long Island RdMajuro 96960, Marshall Islands
Email: [email protected]
Phone: +1 347-705-7394
Community discussion is also available through Telegram. Do not send passwords, private keys, seed phrases, or other credentials through any support channel.