Rawkit

RawKit is a suite of free, browser-based developer tools that solve common data manipulation and formatting tasks, such as JSON formatting, regex testing, Markdown writing, log parsing, SQL querying on CSV files, delimited file viewing, and screenshot redaction. It targets developers and engineering teams, as well as individual developers and freelancers, who need quick, accessible utilities without installation. The tools run entirely in the browser, with no ads, no signup, and no tracking, ensuring privacy and zero friction. It is positioned as an open-source alternative to traditional desktop or web-based dev tools that often require accounts or subscriptions.

Key features

• Format, explore, transform, and diff JSON
• Build, test, and understand regex visually
• Write, preview, and export Markdown
• Parse, filter, and analyze log files
• Run SQL on CSV files with SQLite
• View, filter, and search delimited files
• Blur sensitive regions in screenshots