hpcaitech/ColossalAI

Making large AI models cheaper, faster and more accessible

41.4k stars · 4.5k forks · Python

Healthy

Healthy: actively maintained by 3 people, no known risks.

Why

No rule fired.

What would change this

A dormant maintenance status, a deprecated or archived package, a successor link, or a critical advisory would change this.

Maintenance

Complete

Active

Human commits, 30 days: 41
Human commits, 90 days: 41
Human commits, 365 days: 56
Bot share of commits, 365 days: 7%
Last commit: Oct 14, 2026 (1 day ago)
Last human commit: Oct 14, 2026 (1 day ago)
Authors, 90 days: 3
Last release: Jun 4, 2025 (1 year ago)
Median PR merge time: 16 hours

Responsiveness: of 2 recent issues, n/a got a maintainer reply. Median first response: n/a.

Only 2 recent issues can be checked for a response, too few to measure response time.

Sources: Commits, Releases, Merged pull requests, Issues

People

Complete

Owner: Organization
Commits sampled: 56 since Oct 14, 2025
Authors for half of commits: 1
Authors for 80% of commits: 3
Contributors: 190

Top committers

richardoo-707: 50% of commits
YeAnbang: 21% of commits
wangzhijian.97: 13% of commits
yuxuan-lou: 11% of commits
Yanjia0: 5% of commits

Sources: Commits, Contributors

Stars

Complete

Mostly organic, confidence high

Bars show stars gained each week. Orange bars overlap a burst.

Bursts

Jan 19, 2022 to Jan 22, 2022: about 98 more stars than usual, peak 55 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Jan 25, 2022 to Jan 25, 2022: about 12 more stars than usual, peak 12 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Feb 7, 2022 to Feb 9, 2022: about 66 more stars than usual, peak 39 in one day, a spike that tapers off. Outside explanation: a jump in forks.
Feb 20, 2022 to Feb 24, 2022: about 93 more stars than usual, peak 43 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Mar 11, 2022 to Mar 18, 2022: about 413 more stars than usual, peak 138 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Apr 6, 2022 to Apr 8, 2022: about 184 more stars than usual, peak 140 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
May 16, 2022 to May 27, 2022: about 972 more stars than usual, peak 274 in one day, a spike that tapers off. Outside explanation: a jump in forks.
Jul 12, 2022 to Jul 19, 2022: about 303 more stars than usual, peak 142 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Aug 23, 2022 to Aug 25, 2022: about 61 more stars than usual, peak 47 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Sep 7, 2022 to Sep 9, 2022: about 79 more stars than usual, peak 43 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Oct 18, 2022 to Oct 22, 2022: about 122 more stars than usual, peak 45 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Nov 8, 2022 to Nov 17, 2022: about 1.2k more stars than usual, peak 226 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Jan 3, 2023 to Jan 12, 2023: about 809 more stars than usual, peak 176 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Feb 14, 2023 to Mar 20, 2023: about 9.7k more stars than usual, peak 1.7k in one day, a spike that tapers off. Outside explanation: a jump in forks.
Mar 28, 2023 to Apr 7, 2023: about 6.6k more stars than usual, peak 2.1k in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Jul 17, 2023 to Jul 21, 2023: about 380 more stars than usual, peak 214 in one day, a spike that tapers off. Outside explanation: a jump in forks, a jump in issues and pull requests.
Sep 3, 2023 to Sep 9, 2023: about 768 more stars than usual, peak 207 in one day, a shape we can't classify. Outside explanation: a jump in forks, a jump in issues and pull requests.
Sep 25, 2023 to Sep 30, 2023: about 1.5k more stars than usual, peak 753 in one day, a spike that tapers off. No outside explanation found, so this burst is unexplained.
Jan 9, 2024 to Jan 11, 2024: about 162 more stars than usual, peak 125 in one day, a spike that tapers off. Outside explanation: a jump in issues and pull requests.
Mar 17, 2024 to Mar 22, 2024: about 572 more stars than usual, peak 212 in one day, a shape we can't classify. No outside explanation found, so this burst is unexplained.
Feb 18, 2025 to Mar 5, 2025: about 1.4k more stars than usual, peak 531 in one day, a spike that tapers off. Outside explanation: a jump in issues and pull requests.

6 stars GitHub has since removed (tracked since Oct 14, 2026).

Anyone can buy stars for any repo; bursts alone don't prove the owner did.

Some star bursts have no matching forks, issues, releases, or launch coverage.
Anyone can buy stars for any repo, so this describes the star history only.

Sources: How star history is analyzed

Risk

Complete

Flags

No risk flags.

License

Now: Apache-2.0 (OSI-approved)
A year ago: Apache-2.0 (OSI-approved)

Packages

No published packages found.

OpenSSF Scorecard: 4.6 out of 10 (via deps.dev).

Sources: GitHub: hpcaitech/ColossalAI

Badge

Add this to a README to show the current verdict:

[![RepoRadar](https://reporadar.ai/hpcaitech/ColossalAI/badge.svg)](https://reporadar.ai/hpcaitech/ColossalAI)

Earlier verdicts

Oct 14, 2026: Healthy
Oct 14, 2026: Healthy
Oct 13, 2026: Healthy

Computed 15 hours ago · method 2026.10.2