Open Ordinal provides on‑chain JavaScript libraries and tools that simplify building applications with Bitcoin Ordinals. Its API enables recursive functionality and data sharing, while the Metadata format standardizes Ordinal metadata and the Stitch library lets developers split and stitch binaries to bypass Bitcoin’s size limits, facilitating richer Ordinal‑based content.
Funding
Funding not disclosed
Founders
Product
Problem
Developing applications on Bitcoin using Ordinals is constrained by the network’s transaction size limits and a lack of standardized tools for metadata handling and inter‑ordinal communication, making it difficult for developers to create complex, data‑rich Bitcoin‑based applications.
Solution
Open Ordinal offers a suite of on‑chain JavaScript libraries and command‑line utilities that simplify building with Ordinals on Bitcoin. The Open Ordinal API provides a modular interface for recursive calls and data sharing between Ordinals. The Metadata library defines a standardized, extensible format for Ordinal metadata, ensuring consistency across projects. The Stitch tool splits and recombines binary payloads to bypass Bitcoin’s ~400 KB transaction limit and the 4 MB block size restriction, enabling larger applications to be deployed on‑chain. Together, these components create a cohesive development stack for next‑generation internet applications on Bitcoin.
Target Audience
Primary users are Bitcoin developers and teams building on‑chain applications that leverage Ordinals, including dApp creators, protocol engineers, and blockchain startups seeking to deploy complex content on the Bitcoin network.
Features
- Open Ordinal API: on‑chain JavaScript module that allows external linking, recursive functionality, and data sharing between Ordinals
- Open Ordinal Metadata: extensible, standardized metadata format for consistent description of Ordinal assets
- Open Ordinal Stitch: command‑line tool and library that splits and stitches binaries to overcome Bitcoin’s transaction and block size limits
- Bootstrap library: enables immutable initial loading of dynamic Ordinals for reliable deployment
- TypeScript and JavaScript support with MIT licensing for easy integration into existing development workflows