---
title: "HOL (Hashgraph Online) - Air Market"
description: "HOL (Hashgraph Online) publishes 1 listing on Air Market."
canonical: "https://airmarket.ai/@hashgraph-online"
---

[Air Market](/) / [Creators](/creators) / HOL (Hashgraph Online)

Creator

# HOL (Hashgraph Online)

**HOL (Hashgraph Online) on Air Market**

|  |  |
| --- | --- |
| Listings | 1 |
| GitHub | [hashgraph-online](https://github.com/hashgraph-online) |

**Published listings, with what each one does**

| Listing | Kind | What it does |
| --- | --- | --- |
| [Backend Development Patterns](/app/backend-patterns) | Skill | You are building the server side of something and want to know the sensible way to arrange it - how the API should look, how the data layer… |

## Links

- [hol.org](https://hol.org/)
- [X](https://x.com/HashgraphOnline)
- [GitHub](https://github.com/hashgraph-online)

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Canonical URL: <https://airmarket.ai/@hashgraph-online>