Tabula allows you to extract data tables in PDF files into a CSV or Microsoft Excel spreadsheet using a simple, easy-to-use interface. Tabula works on Mac, Windows and Linux.
raleighpublicrecord/dochive · GitHub, DocHive has 2 prerequisites, ImageMagic and Tesserac. coverts pdf pages to images and the OCRs the image. purpose is to extract numeric statistical tables in PDFs for import into spreadsheets.
Skim is a PDF reader and note-taker for OS X. It is designed to help you read and annotate scientific papers in PDF, but is also great for viewing any PDF file.