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 557f7b31aa
feat: Add image upload support with file path handling (#8830)
*  (data.py): introduce a new function get_file_paths to resolve file paths before creating image URLs in HumanMessage contents

*  (general-bugs-agent-images-playground.spec.ts): add test case for user to send images in the playground with the agent component

* 📝 (general-bugs-agent-images-playground.spec.ts): update file path to image file to fix test failure due to incorrect file path

* [autofix.ci] apply automated fixes

* fix: autofix.ci / Update Starter Projects (pull_request)

---------

Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>
Co-authored-by: italojohnny <italojohnnydosanjos@gmail.com>
2025-07-04 13:54:22 +00:00
.cursor/rules docs: add comprehensive cursor guidelines and rules for development practices (#8401) 2025-06-12 12:51:18 +00:00
.devcontainer fix: replace instances of 127.0.0.1 to localhost (#8536) 2025-06-16 15:54:04 +00:00
.github chore: add required API key secrets for CI workflows (#8877) 2025-07-04 09:56:52 -03:00
.vscode feat: conditionally render voice button based on voice mode state (#8561) 2025-06-17 15:23:12 +00:00
deploy feat: adds file management feature under feature flag, adds file dialog, adds files page (#6134) 2025-03-18 02:32:55 +00:00
docker refactor(docker): remove --extra deploy flag from uv sync commands (#8485) 2025-06-11 14:39:53 +00:00
docker_example fix: adjust LANGFLOW_CONFIG_DIR to prevent permission error (#6095) 2025-02-05 20:54:36 +00:00
docs docs: quick guide for public deployment (#8712) 2025-07-03 21:09:59 +00:00
scripts feat: Add Windows build and run automation scripts (#8861) 2025-07-03 19:42:17 +00:00
src feat: Add image upload support with file path handling (#8830) 2025-07-04 13:54:22 +00:00
test-results feat: Flow's canvas actions design uplift (#4260) 2024-10-31 00:51:33 +00:00
.coderabbit.yaml chore(config): add .coderabbit.yaml for centralized platform settings (#8510) 2025-06-12 15:34:45 +00:00
.composio.lock feat: Composio Component Upgrade (#6905) 2025-03-29 10:12:51 +00:00
.env.example fix: replace instances of 127.0.0.1 to localhost (#8536) 2025-06-16 15:54:04 +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 feat: voice mode (#4642) 2025-03-20 00:05:55 +00:00
.gitignore feat: Add menu customization with copy functionality (#8803) 2025-07-04 13:38:06 +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 docs: install from source (#8369) 2025-06-30 20:44:05 +00:00
DEVELOPMENT.md fix: replace instances of 127.0.0.1 to localhost (#8536) 2025-06-16 15:54:04 +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 fix: improves table formatting in the playground and adds Jest tests (#8743) 2025-06-30 21:13:04 +00:00
Makefile.frontend ci: add frontend test execution, reporting, and coverage in workflow (#8815) 2025-07-01 20:38:10 +00:00
pyproject.toml fix: make MCP display loading states when loading tools, surface errors on MCP, sanitize MCP names (#8792) 2025-07-02 15:31:48 +00:00
README.md Docs: Add MCP to README, fix a few typos (#8691) 2025-06-26 12:22:14 +00:00
render.yaml docs: fix render deployment and docs (#3309) 2024-08-14 03:45:56 -07:00
SECURITY.md docs: create initial security policy (#8598) 2025-06-17 18:55:43 +00:00
uv.lock fix: make MCP display loading states when loading tools, surface errors on MCP, sanitize MCP names (#8792) 2025-07-02 15:31:48 +00:00

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Caution

Users must update to Langflow >= 1.3 to protect against CVE-2025-3248.

Langflow is a powerful tool for building and deploying AI-powered agents and workflows. It provides developers with both a visual authoring experience and built-in API and MCP servers that turn every workflow into a tool that can be integrated into applications built on any framework or stack. Langflow comes with batteries included and supports all major LLMs, vector databases and a growing library of AI tools.

Highlight features

  • Visual builder interface to quickly get started and iterate .
  • Source code access lets you customize any component using Python.
  • Interactive playground to immediately test and refine your flows with step-by-step control.
  • Multi-agent orchestration with conversation management and retrieval.
  • Deploy as an API or export as JSON for Python apps.
  • Deploy as an MCP server and turn your flows into tools for MCP clients.
  • Observability with LangSmith, LangFuse and other integrations.
  • Enterprise-ready security and scalability.

Quickstart

Langflow requires Python 3.10 to 3.13 and uv.

  1. To install Langflow, run:
uv pip install langflow -U
  1. To run Langflow, run:
uv run langflow run
  1. Go to the default Langflow URL at http://127.0.0.1:7860.

For more information about installing Langflow, including Docker and Desktop options, see Install Langflow.

📦 Deployment

Langflow is completely open source and you can deploy it to all major deployment clouds. To learn how to use Docker to deploy Langflow, see the Docker deployment guide.

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We welcome contributions from developers of all levels. If you'd like to contribute, please check our contributing guidelines and help make Langflow more accessible.


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