Install Langflow Web 1.12.1 with one click. No Python or package manager needed.
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Click the button above to get the installer.
Right-click and select Extract All, or open it in File Explorer and drag the files out.
A menu will appear. Press I and hit Enter. The script handles everything.
%USERPROFILE%\langflow\Look for Langflow Web.lnk on your desktop. The installer created it for you.
A minimized terminal window will open with the server logs. A second window will guide you through startup.
The launcher prints progress updates every minute while Langflow starts. Your browser then opens by itself at http://127.0.0.1:7860 — no need to open it early.
Find it on your desktop. It will close the Langflow server for you.
Click the button above to get the installer.
Double-click the zip in Finder to extract the files.
Terminal will open and show the menu. Press I and hit Enter. The script handles everything.
Double-clicking will show “macOS cannot verify the developer.” Go to
System Settings > Privacy & Security, scroll down to
Security, click Open Anyway next to the blocked file,
then confirm with your password or Touch ID. This is a one-time step per file.
See the detailed guide →
~/langflow/Look for Langflow Web.command on your desktop. The installer created it for you.
Terminal will open and start the server. Progress updates print every minute, and your browser opens by itself once Langflow is ready at http://127.0.0.1:7860.
After the browser opens, press Enter in Terminal to close the launcher. The server keeps running in the background.
Find it on your desktop. It will close the Langflow server for you.
Click the button above to get the installer.
Right-click and select Extract Here, or run unzip langflow-installer-linux.zip in a terminal.
If your file manager lets you, double-click and choose Run in Terminal. Otherwise, open a terminal in the folder and run bash Install\ Langflow.sh. Press I and hit Enter.
~/langflow/Look for Langflow Web in your application menu under Development. Or find langflow.desktop on your desktop.
Click the app menu entry or double-click the desktop shortcut. A terminal will open, start the server, print progress updates every minute, and open your browser by itself at http://127.0.0.1:7860.
After the browser opens, press Enter in the terminal to close it. The server keeps running in the background.
Look under Development in your application menu, or find stop-langflow.desktop on your desktop.
A terminal will open and close the Langflow server for you.
Right-click the file, go to Properties > Permissions, and check Allow executing as program. Then double-click again and choose Run in Terminal.