Langflow is a powerful tool for building and deploying AI-powered agents and workflows. http://www.langflow.org
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Cristhian Zanforlin Lousa 47753d37d3
feat: Add JSON field extraction and enhanced URL validation (#6051)
* URL component improvement - JSON URL

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* ♻️ (url.py): refactor URLComponent class to simplify data_dict creation by using dictionary unpacking instead of manual key-value pairs

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* 📝 (url.py): improve formatting of info string for DropdownInput in URLComponent class
♻️ (url.py): refactor ensure_url method to simplify logic and improve readability
🐛 (url.py): fix error handling in URLComponent class for invalid JSON content

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*  (url.py): Add BoolInput and StrInput to support new features in URLComponent
📝 (url.py): Update description in URLComponent to provide more detailed information about its functionality
♻️ (url.py): Refactor update_build_config method in URLComponent to dynamically update fields based on selected format
🐛 (url.py): Fix ensure_url method in URLComponent to ensure valid URLs are provided and handle exceptions properly
🐛 (url.py): Fix fetch_content method in URLComponent to handle cases where no valid URLs are provided and improve error handling
🐛 (url.py): Fix fetch_content_text method in URLComponent to correctly format and clean text output based on selected format and settings
🐛 (url.py): Fix as_dataframe method in URLComponent to return fetched content as a DataFrame object

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* ♻️ (url.py): remove unnecessary comments and improve code readability by removing redundant comments and adjusting code structure.

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* 📝 (url.py): improve readability by splitting long description and info strings into multiple lines
🐛 (url.py): handle cases where invalid URLs or JSON URLs are provided, and provide informative error messages
🐛 (url.py): handle cases where no valid URLs are provided and raise an error with a clear message

* 🔧 (Blog Writer.json, Custom Component Maker.json, Graph Vector Store RAG.json): resolve merge conflicts in JSON files related to the 'format' field options to ensure consistency across starter projects.

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* 🐛 (url.py): fix validation of JSON content from URLs to ensure correct handling of JSON data
 (url.py): introduce async validation of JSON content from URLs using aiohttp to improve performance and reliability

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* merge fix

*  (test_audio_file.wav): update test_audio_file.wav to fix binary file differences in the test asset

* 🐛 (test_url_component.py): update error message format to improve clarity and consistency

* update templates

* 🐛 (test_database.py): fix error handling in test_read_flows_components_only_paginated to properly catch and log exceptions during test execution

* 📝 (backend): Add noqa comments to files to ignore specific linting rule A005
🔧 (test_database.py): Remove duplicate import statement for sqlalchemy
♻️ (test_database.py): Refactor test_read_flows_components_only_paginated function for better readability and maintainability

* 🐛 (test_database.py): fix test_read_flows_components_only_paginated to handle exceptions and provide more context in case of failure

* 📝 (test_database.py): remove unnecessary comment to improve code readability and maintainability

* 📝 (backend): Remove unnecessary noqa comments from __init__.py files
🔧 (test_database.py): Refactor test_read_flows_components_only_paginated function for better readability and maintainability

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---------

Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>
2025-03-10 12:28:51 +00:00
.devcontainer ref: improving development environment and instructions (#5180) 2024-12-12 04:01:05 -08:00
.github build: Bump ruff version to 0.9.7 (#6614) 2025-02-26 20:36:36 +00:00
.vscode chore: Add backend installation tasks to VSCode configuration (#4335) 2024-10-31 14:51:01 +00:00
deploy fix: fix docker compose and add instructions (#2654) 2024-07-12 09:27:13 -07:00
docker build: add postgresql client library libpq5 (#6964) 2025-03-07 21:44:05 +00:00
docker_example fix: adjust LANGFLOW_CONFIG_DIR to prevent permission error (#6095) 2025-02-05 20:54:36 +00:00
docs docs: configure environment variables (#6853) 2025-03-06 18:42:43 +00:00
scripts fix: aws docker file is now in different place (#6706) 2025-02-19 14:22:58 +00:00
src feat: Add JSON field extraction and enhanced URL validation (#6051) 2025-03-10 12:28:51 +00:00
test-results feat: Flow's canvas actions design uplift (#4260) 2024-10-31 00:51:33 +00:00
.env.example feat: add retry on database connection (#5772) 2025-01-21 20:41:17 +00:00
.eslintrc.json 🔧 (.pre-commit-config.yaml): Add eslint@9.1.1 as a dependency and enable autofix for pretty-format-json hook 2024-05-02 19:27:40 -03:00
.gitattributes Fix: Reset Edge Update Tracking Before Success Message in UpdateAllComponents (#6797) 2025-02-24 23:04:59 +00:00
.gitignore refactor: Improve error messaging for missing message fields in memory module (#4779) 2024-11-23 13:04:20 +00:00
.pre-commit-config.yaml feat: return variable value if it is a generic variable (#5366) 2024-12-19 17:04:00 +00:00
CODE_OF_CONDUCT.md run codespell 2024-06-04 09:26:13 -03:00
CONTRIBUTING.md fix: fix typo in CONTRIBUTING.md (#5556) 2025-01-20 12:59:56 +00:00
DEVELOPMENT.md feat: Use pyproject standardized dependency-groups (#6689) 2025-02-20 20:19:45 +00:00
eslint.config.js 🔧 (.pre-commit-config.yaml): Add eslint@9.1.1 as a dependency and enable autofix for pretty-format-json hook 2024-05-02 19:27:40 -03:00
LICENSE Update organization name and URLs in configuration files 2024-04-18 11:58:19 -03:00
Makefile build: Bump ruff version to 0.9.7 (#6614) 2025-02-26 20:36:36 +00:00
pyproject.toml feat: implement S3 bucket uploader component and unit test (#6146) 2025-03-05 13:34:55 +00:00
README.ES.md docs: Added a link to the Russian README. (#6306) 2025-02-17 12:32:44 +00:00
README.FR.md docs: Fix incorrect article form in French text Update README.FR.md (#5858) 2025-01-22 17:47:21 +00:00
README.ja.md docs: Added a link to the Russian README. (#6306) 2025-02-17 12:32:44 +00:00
README.KR.md docs: Added a link to the Russian README. (#6306) 2025-02-17 12:32:44 +00:00
README.md docs: Added a link to the Russian README. (#6306) 2025-02-17 12:32:44 +00:00
README.PT.md docs: Added a link to the Russian README. (#6306) 2025-02-17 12:32:44 +00:00
README.RU.md docs: Added a Proper Russian README Translation Create README.RU.md (#6303) 2025-02-17 12:15:05 +00:00
README.zh_CN.md docs: Added a link to the Russian README. (#6306) 2025-02-17 12:32:44 +00:00
render.yaml docs: fix render deployment and docs (#3309) 2024-08-14 03:45:56 -07:00
uv.lock feat: implement S3 bucket uploader component and unit test (#6146) 2025-03-05 13:34:55 +00:00

Langflow

Langflow is a low-code app builder for RAG and multi-agent AI applications. Its Python-based and agnostic to any model, API, or database.

Docs - Free Cloud Service - Self Managed

README in English README in Portuguese README in Spanish README in Simplified Chinese README in Japanese README in KOREAN README in French README in Russian

Core features

  1. Python-based and agnostic to models, APIs, data sources, or databases.
  2. Visual IDE for drag-and-drop building and testing of workflows.
  3. Playground to immediately test and iterate workflows with step-by-step control.
  4. Multi-agent orchestration and conversation management and retrieval.
  5. Free cloud service to get started in minutes with no setup.
  6. Publish as an API or export as a Python application.
  7. Observability with LangSmith, LangFuse, or LangWatch integration.
  8. Enterprise-grade security and scalability with free DataStax Langflow cloud service.
  9. Customize workflows or create flows entirely just using Python.
  10. Ecosystem integrations as reusable components for any model, API or database.

Integrations

📦 Quickstart

  • Install with uv (recommended) (Python 3.10 to 3.12):
uv pip install langflow
  • Install with pip (Python 3.10 to 3.12):
pip install langflow

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