Open R1 is an open-source project built for AI researchers and developers.

Yes — Open R1 is open source under the Apache-2.0 license and free to use.

Is Open R1 still maintained?

The GitHub repository shows 1 commit in the last 90 days.

What are alternatives to Open R1?

Similar projects tracked by PulseGate include DeepSeek R1, DeepSeek R1, and DeepSeek R1 0528.

Who develops Open R1?

Open R1 is developed by Open R1 Team.

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Open R1

Name: Open R1
Author: Open R1 Team

huggingface.coInfrastructure

Org profile for Open R1 on Hugging Face, the AI community building the future.

Open SourceApache-2.0WebCloud-managed

Visit huggingface.co

26.4kstars

2.4kforks

4features

2025since

Overview

4 features

Open R1 is a Reasoning project. It focuses on providing open, transparent, and extensible reasoning models for AI research and industry use. Open R1 is an open-source project aimed at AI researchers and developers. The project is open source (Apache-2.0). It ships for the web.

Behind Open R1 is Open R1 Team, and it first shipped in 2025. The project is developed in the open on GitHub with 26.4k stars and 1 commit in the last 90 days. Key capabilities include open weights, community collaboration, and model replication.

Open weights
Community collaboration
Model replication
Dataset sharing

Built with & integrations

Hosting

AWS

AI providers

local_oss

Runs on

BrowserCloud-managed

Detected from

AWS: x-amz-cf-id header · x-amz-cf-pop header · via header
local_oss: huggingface in the HTML

Trust & compliance

License

Apache-2.0

Verified signals

HTTPSOpen SourceFree tierGitHub · ★ 26.4kActive maintenance

Indexing history

What PulseGate has recorded for this listing

Indexed30 Jun · 11:36 UTC
Open R1 verified against its public source
Source: PulseGate · Open

Frequently asked questions about Open R1

What does Open R1 do?: Open R1 focuses on providing open, transparent, and extensible reasoning models for AI research and industry use. It is catalogued under Reasoning on PulseGate.
Who is Open R1 for?: Open R1 is an open-source project built for AI researchers and developers.
Is Open R1 free?: Yes — Open R1 is open source under the Apache-2.0 license and free to use.
What platforms does Open R1 run on?: Open R1 runs on the web.
Is Open R1 still maintained?: The GitHub repository shows 1 commit in the last 90 days.
What are alternatives to Open R1?: Similar projects tracked by PulseGate include DeepSeek R1, DeepSeek R1, and DeepSeek R1 0528.DeepSeek R1 DeepSeek R1 DeepSeek R1 0528
Who develops Open R1?: Open R1 is developed by Open R1 Team.
When did Open R1 launch?: Open R1 first shipped in 2025.

At a glance

Pricing: Open Source
Platforms: Web
Languages: English
Open source: Yes · ★ 26.4k
License: Apache-2.0
Built for: AI researchers and developers
Model: Open source
Solves: Providing open, transparent, and extensible reasoning models for AI research and industry use.

Registered as

GitHub: huggingface/open-r1

Developer

Open R1 Team

Community-driven

GitHub

Open source

View on GitHub

Stars: 26,353
Forks: 2,443
Open issues: 340
Last commit: 2 Apr 2026
Commits 90d: 1
Contributors: 44
Authorship: Community-driven
Default branch: main

Index record

Indexed: 30 Jun 2026
Lifecycle: Alive
Last seen: 30 Jun 2026

Identity audit (11)

Slug: open-r1-huggingface-co
Lifecycle last checked: 8 Aug 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 30 Jun 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Recorded source: taxonomy-pass-a.
Languages from: Detected by a language model from page content.
Canonical URL: https://huggingface.co/open-r1

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