Lightning-AI/litData

Speed up model training by fixing data loading.

Stars: 614
Forks: 106
Open beginner issues: 0
Indexed issues: 41
Avg merge: 15h 8m
Merged PRs (30d): 22

Dominant language: Python
License: Apache-2.0
Last GitHub push: Sep 19, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted good first issue

Beginner friendly Everything

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2 beginner-friendly issues open

Checkpoint uploads truncate output prefix for stable checkpoint filenames Open

bug help wanted

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

Lightning-AI/litData#888 · Opened Aug 18, 2026
index_path is ignored in StreamingDataset when input_dir is a local directory Open

bug help wanted

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

Lightning-AI/litData#800 · 1 comment · 1 reaction · Opened Mar 19, 2026

A short digest of beginner-friendly GitHub issues.