www.difflens.io is a local-first diff tool for developer text. Paste JSON, cURL commands, cookies, .http requests, TOML, Markdown, CSV, YAML, XML, or plain text and get format-aware diffs: changed fields, ignored paths, inline value highlights,
folding, line numbers, synchronized scrolling, and editable input panes. Comparisons run in your browser; content is not uploaded.
