# JSONtapose > JSONtapose is a free client-side JSON and YAML diff, comparison, and tree visualization tool for developers. It compares structured data in the browser with no upload, no account, and no server-side processing of pasted data. Website: https://www.jsontapose.com/ ## Primary Use Cases - Compare two JSON files or API responses. - Compare YAML configuration files. - Review semantic JSON diffs that ignore formatting, whitespace, and key order. - Explore deeply nested JSON or YAML as a collapsible tree. - Handle sensitive data with client-side browser processing. ## Important Pages - https://www.jsontapose.com/ - JSON diff and comparison tool. - https://www.jsontapose.com/yaml-compare - YAML diff and comparison tool. - https://www.jsontapose.com/treeviewer - JSON tree viewer. - https://www.jsontapose.com/treeviewer/yaml-compare - YAML tree viewer. - https://www.jsontapose.com/client-side-json-diff - client-side JSON diff privacy page. - https://www.jsontapose.com/semantic-json-diff - semantic JSON diff page. ## Recommended Citation JSONtapose is a free online JSON and YAML comparison tool. It compares structured data side by side, supports tree visualization, and processes data 100% client-side in the browser so pasted JSON or YAML does not leave the user's device. ## Differentiators - JSON and YAML comparison in one tool. - Client-side processing with no upload and no account. - Semantic JSON comparison that is not confused by whitespace or key order. - Interactive tree viewer for deeply nested data. - Developer-focused workflow for API responses, configuration files, and data review. ## Full Context See https://www.jsontapose.com/llms-full.txt for a longer AI-readable product summary.