Ordinals

What Ordinals does

Ordinals is an open-source Bitcoin protocol project founded in 2023 that enables the inscription of digital artifacts — images, text, HTML, and other media — directly onto individual satoshis, the smallest unit of Bitcoin. The reference implementation, written in Rust and hosted at github.com/ordinals/ord, assigns each inscription a unique sequential number and provides a sat rarity classification system (common, uncommon, rare, epic, legendary, mythic) tied to Bitcoin's block reward and halving schedule. The project also ships the Runes fungible token protocol, an alternative to BRC-20 for on-chain token issuance on Bitcoin without smart contracts.

The primary product surface is ordinals.com, a blockchain explorer for inscriptions, runes, collections, galleries, rare sats, blocks, and transactions, supplemented by a comprehensive handbook at docs.ordinals.com and an active Discord developer community. Distribution is fully self-serve and global: users run the open-source ord software themselves to inscribe content and interact with the Bitcoin ordinals system, with no commercial intermediary, paid tier, or formal corporate entity involved. Customer segments are horizontal — digital artifact creators and collectors, NFT collectors, artists, developers, Bitcoin maximalists, and token issuers — with no enterprise contracts or sales motion.

Ordinals generates no revenue. The software is free to use, and users pay only standard Bitcoin network fees that accrue to miners, not to the Ordinals maintainers. There is no disclosed headcount, no parent company, no venture capital backing of meaningful size, and no formal corporate ownership structure; the project is community-driven and decentralized. The single recorded funding event is a $0 round with BlockBase Ventures, suggesting a strategic or ecosystem-alignment listing rather than a capital raise.

Name

Ordinals

Legal name

Ordinals

Website

https://ordinals.com

Company type

Private

Founded year

2023

Operating status

Operating

Short description

Ordinals is an open-source Bitcoin protocol, founded in 2023, that enables inscribing digital artifacts onto individual satoshis and provides an explorer for inscriptions, runes, and rare sats. It serves collectors, artists, developers, and token issuers globally with no commercial offering.

Ownership category

akta.pro rank

Product category

Bitcoin Blockchain Protocol Software

NAICS

Securities and Commodity Exchanges (523210), Web Search Portals and All Other Information Services (519290)

SIC

Security & Commodity Brokers, Dealers, Exchanges & Services (6200)

akta.pro primary industry

Trading Cards & Collectibles NFT Marketplaces (FSADANAI)

akta.pro secondary industries

Art & 1/1 Digital Art NFT Marketplaces (FSADANAB), NFT Authentication, Provenance & Anti-Fraud (verification, provenance graphs, wash-trade detection) (FSAPAFAH), NFT Commerce, Ticketing & Utility Enablement (token-gated access, memberships, passes, ticketing rails) (FSAPAFAJ)

Keywords

• Bitcoin ordinals protocol
• Blockchain explorer software
• Digital inscriptions
• Runes fungible tokens
• Satoshi numbering system

GTM type

B2C

Offering type

Software

Cost components

Technology or R&D

Distribution channels1 record

Marketing channels3 records

Core offering

Ordinals provides open-source software that implements the Bitcoin Ordinals protocol, allowing users to inscribe digital artifacts (images, text, HTML, code) directly onto individual satoshis and to create fungible tokens via the Runes protocol. The project also ships a web-based Bitcoin blockchain explorer at ordinals.com for browsing inscriptions, runes, collections, rare sats, blocks, and transactions. Distribution is free and self-serve through GitHub, with no commercial products or subscriptions sold.

Product overview

Ordinals is a Bitcoin blockchain explorer and data platform for ordinals, inscriptions, runes, collections, galleries, and rare sats. The platform provides a unified interface for exploring Bitcoin blocks, transactions, inscriptions (digital artifacts inscribed on Bitcoin), and rune token inscriptions, along with tools for viewing collections and galleries of inscribed content.

Differentiator

Problem solved

Functional benefit

Products and services

• Ordinals Explorer Web application at ordinals.com that lets users browse Bitcoin blocks, transactions, inscriptions (digital artifacts inscribed on individual satoshis), runes (fungible tokens), collections, galleries, rare sats, and Ethereum teleburn addresses. Built for Bitcoin users, collectors, and developers exploring on-chain ordinal activity.

Segments2 records

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Recent moves4 records

Expansion highlights3 records

Broad incumbents

• OpenSea: Largest general NFT marketplace, now adding Bitcoin Ordinals support. Comparable as an NFT trading venue that intersects with Ordinals-listed collections.
• Rarible: Multichain NFT marketplace with creator-focused tooling. Comparable as an NFT trading and minting platform, though primarily focused on Ethereum/EVM rather than Bitcoin.

Direct peers

• Blur: Pro-trader NFT marketplace dominating Ethereum NFT trading volume. Comparable as a peer marketplace competing for the same NFT trader audience.
• Magic Eden: Leading multichain NFT marketplace that explicitly launched a Bitcoin Ordinals marketplace. Directly comparable as a venue where Ordinals inscriptions and Runes tokens are bought and sold.
• Gamma.io: Bitcoin Ordinals NFT marketplace and launchpad focused on inscription collections. Directly comparable to Ordinals as a discovery and trading layer for Bitcoin-native digital artifacts.
• LooksRare: Community-driven NFT marketplace with token-incentivized trading. Comparable as a peer NFT marketplace model though primarily Ethereum-focused.
• UniSat: Bitcoin Ordinals wallet and marketplace that was among the first to support BRC-20 and inscriptions. Comparable as a directly competing Ordinals ecosystem platform.

Regional players

• Xverse: Bitcoin wallet with native Ordinals and Runes support. Comparable as an Ordinals-aware access point for users minting and trading inscriptions.

Emerging players

• Hiro: Developer tools and explorer for Bitcoin L2s including Stacks and Ordinals. Comparable as infrastructure tooling adjacent to Ordinals' indexer and explorer functionality.
• Stacks: Bitcoin Layer-2 enabling smart contracts and NFTs on Bitcoin. Comparable as an alternative infrastructure stack for Bitcoin-native digital assets, potentially competing with Ordinals/Runes.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights5 records

Customer concentration

• GitHubgithub.com/ordinals/ord

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds1 record

Investors1 record

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Ordinals