Load valid Kanban JSON to see the preview.
About Kanban JSON Import Cleaner
The Kanban JSON Import Cleaner is a powerful, client-side utility designed for project managers, developers, and team leads who need to migrate or sanitize Kanban board data. Whether you are moving data between tools like Trello, Jira, Wekan, or custom solutions, raw JSON exports often contain unnecessary metadata, sensitive user information, or formatting errors that cause import failures.
This tool allows you to effortlessly clean your JSON files by removing system-specific IDs, timestamps, and empty fields, ensuring a smooth import process into your new system. It also features a unique Board Preview mode to visualize your data before processing and an Anonymization feature to protect user privacy when sharing board configurations.
How to Use
- Upload or Paste: Drag and drop your JSON file into the upload area or paste the raw code directly into the editor.
- Select Options: Choose what to clean. "Remove IDs" is recommended if you are importing data as new items. "Anonymize Users" replaces real names with generic placeholders.
- Preview: Switch to the "Board Preview" tab to verify that your columns and cards are structured correctly.
- Process & Export: Click "Clean & Process JSON" to apply your filters. Then, copy the result, download the cleaned JSON file, or export the data to CSV for spreadsheet analysis.
Tips for Successful Imports
When migrating Kanban data, always backup your original export. If you are moving to a new platform, stripping "IDs" is crucial because the new system will generate its own unique identifiers. Keeping old IDs can often lead to "duplicate key" errors. Use the CSV export feature to create a quick backup of your tasks in a readable spreadsheet format.
Frequently Asked Questions
Yes, absolutely. This tool runs 100% in your browser (client-side). Your JSON data is never sent to any server, ensuring complete privacy and security for your sensitive project information.
The tool is designed to be generic but works best with standard structure formats (Lists/Columns containing Cards/Items). It automatically detects arrays that look like lists and cards to generate the preview and CSV export.
Yes! Trello JSON exports are fully supported. You can use this tool to clean Trello boards before re-importing them or moving them to another tool like Kanboard or Jira.
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