INI Viewer & Formatter
View, validate, sort, and format INI configuration files in your browser with section-aware inspection and download support.
Use this free INI file formatter and validator to inspect, sort, and validate INI configuration files in your browser. Paste INI source or open a local file to see sections, keys, and values in a structured tree. Duplicate key detection and key sorting help maintain clean configuration files. All processing is browser-only with no backend uploads. Useful for developers working with legacy PHP configurations, Windows INI files, Python ConfigParser-based config, and other section-based formats.