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langchain_core

Published by 🇪🇸langchaindart.dev · v0.4.1 · released 6 months ago · MIT License

First published 2 years ago.

Contains core abstractions of LangChain.dart and the LangChain Expression Language (LCEL).

View on pub.dev View source
Part of davidmigloz/langchain_dart (9 packages) #83 in Ai Ml #4528 overall no release in 6 months androidioswindowslinuxmacosweb
Downloads / day
74
as of 2026-06-25
GitHub stars
676
★ refreshed weekly
Likes
7
on pub.dev
Pub points
160 / 160
perfect score
2026-05-26 2026-06-25

Repository health

Shared with 8 sibling packages in this repo.

Last commit
2 months ago
Commit activity
Open issues
14
Open PRs
4
Contributors
33 (top contributor 94%)
CI
GitHub Actions
License (repo)
Sibling packages: langchain, langchain_openai, langchain_google, langchain_ollama, langchain_anthropic, langchain_pinecone, langchain_mistralai, langchain_chroma

Last refreshed 1 month ago.

License explained · MIT

MIT License

Use freely, even commercially. Just keep the copyright notice.

A short and simple permissive license with conditions only requiring preservation of copyright and license notices. Licensed works, modifications, and larger works may be distributed under different terms and without source code.

You can

  • Commercial use
  • Distribution
  • Modification
  • Private use

You must

  • Include the license and copyright notice

The license does not

  • No liability
  • No warranty

Plain-English summary, not legal advice. Full text on SPDX or choosealicense.com. Summaries adapted from choosealicense.com (a GitHub project, MIT-licensed).

Commit activity, past 52 weeks

langchain_core

191 commits in the past year
Slowing -81% vs 9 months ago
80 40 0 52w ago36w ago18w agothis week
Weekly average
4 commits
Busiest week
76 commits, 20 weeks ago
Active weeks
29 of 52 (56%)
Longest quiet stretch
4 weeks with no commits

Weekly commits to the default branch on GitHub. Source: GET /stats/participation. Refreshed weekly. Excludes commits to other branches.

How langchain_core compares in Ai Ml

Top of the Ai Ml leaderboard, with langchain_core highlighted.

Rank Package Downloads / day Stars Likes
#1
google_mlkit_commons
flutter-ml.dev
13.1K ★ 1.2K 37
#2
google_mlkit_text_recognition
flutter-ml.dev
6.9K ★ 1.2K 393
#3
mcp_dart
🇨🇦 leehack.com
3.5K ★ 109 62
#4
marionette_flutter
🇨🇴 leancode.co
3.2K ★ 282 40
#83
langchain_core
langchaindart.dev
74 ★ 676 7