Swiss File Knife

Swiss File Knife (SFK) is a command line tool designed for file and data operations. It includes multiple functions for text processing, file manipulation, and format conversion.

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• Text search and replace. The function searches for text strings in files and replaces them with other content. It supports regular expressions for advanced searches. Works on large files without loading them completely into memory.
• File splitting. Splits large files into smaller parts by size or number of lines. Useful for data transfer or processing fragments separately.
• File joining. Combines multiple files into one. Maintains the order of fragments and can add separators between them.
• Encoding conversion. Changes text file encoding between formats like ASCII, UTF-8, Unicode. Automatically detects the original encoding.
• File comparison. Finds differences between two binary or text files. Shows non-matching lines or bytes.
• Data extraction. Retrieves specific fragments from files based on defined patterns or positions. Supports binary data operations.
• Hash generation. Calculates hash values like MD5, SHA-1, and SHA-256 to verify file integrity.
• Date modification. Changes file creation and modification timestamps. Accepts absolute or relative dates.
• Line filtering. Selects text lines based on conditions such as content, length, or line number. Removes duplicates.
• Hexadecimal processing. Displays and edits files in hexadecimal format. Allows direct modification of specific bytes.
• Compression and decompression. Works with ZIP and GZIP formats without requiring additional software. Includes options for compression levels.
• Script execution. Processes command sequences stored in files. Automates repetitive tasks.

Swiss File Knife was developed by StahlWorks Technologies. The first version was released in 2002. The program is written in C++ to ensure speed and compatibility with Windows and Linux systems.

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