OpenSource scanning software? [closed]

"Try SimpleOCR

Input Formats SimpleOCR works with all fully compliant TWAIN
scanners and also accepts input from
TIFF files.
Output Formats SimpleOCR can save the documents it acquires in text
formats (TXT and RTF) importable into
most every program such as Word,
WordPerfect, HTML editors, and e-mail
programs, either fully formatted or as
plain text. Additionally, it can save
scanned documents in the industry
standard TIFF format, a format as
widely accepted as PDF files."