Lightning-AI/pytorch-lightning
View on GitHubPretrain, finetune ANY AI model of ANY size on 1 or 10,000+ GPUs with zero code changes.
- Stars
- 31.4k
- Forks
- 3.8k
- Open beginner issues
- 5
- Indexed issues
- 849
- Avg merge
- 6d 7h
- Merged PRs (30d)
- 6
- Dominant language
- Python
- License
- Apache-2.0
- Last GitHub push
- Sep 17, 2026
- Latest indexed
- Sep 19, 2026
- Contributing guide
- Contributing guide
- Code of conduct
- Code of conduct
- Beginner labels
- help wanted good first issue
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bug logger: tensorboard tests ver: 2.7.x
Difficulty 2/5 1-3 hours Newbie friendliness 88/100
Lightning-AI/pytorch-lightning#21932 · 1 comment ·
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bug ver: 2.5.x ver: 2.6.x
Difficulty 2/5 1-3 hours Newbie friendliness 74/100
Lightning-AI/pytorch-lightning#21814 ·
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bug ver: 2.6.x
Difficulty 2/5 1-3 hours Newbie friendliness 72/100
Lightning-AI/pytorch-lightning#21755 · 8 comments ·
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bug ver: 2.6.x
Difficulty 2/5 1-3 hours Newbie friendliness 68/100
Lightning-AI/pytorch-lightning#21724 ·
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bug checkpointing fabric strategy: fsdp ver: 2.5.x
Difficulty 2/5 1-3 hours Newbie friendliness 67/100
Lightning-AI/pytorch-lightning#20749 ·
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docs help wanted
Difficulty 2/5 1-3 hours Newbie friendliness 74/100
Lightning-AI/pytorch-lightning#17281 · 1 comment · 2 reactions ·
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docs good first issue priority: 1
Difficulty 2/5 1-3 hours Newbie friendliness 70/100
Lightning-AI/pytorch-lightning#12119 · 13 comments · 2 reactions ·