XTabulator is described as 'tabular data file editor for Mac OS X. With XTabulator, you can edit, manipulate, massage, slice, and dice comma-separated (CSV), tab-separated (TAB), or anything-separated files quickly and easily'. There are more than 25 alternatives to XTabulator for a variety of platforms, including Windows, Mac, Linux, Online / Web-based and Android. The best alternative is LibreOffice - Calc, which is both free and Open Source. Other great apps like XTabulator are Microsoft Office Excel (Paid), Gnumeric (Free, Open Source), Numbers (Free) and EmEditor (Freemium).
LibreOffice Calc is the spreadsheet program you've always needed. A fork of OpenOffice.org Calc, professional data miners and number crunchers will appreciate its comprehensive range of advanced functions.
Create gorgeous spreadsheets with Numbers for Mac. Get started with one of many Apple-designed templates for your home budget, checklist, invoice, mortgage calculator, and more. Add tables, charts, text, and images anywhere on the free-form canvas.
EmEditor is a fast Unicode 64bit text editor for Windows 10/7/Vista/XP/2000 supporting extremely large files (up to 248 GB), binary files, comparison, multiline editing, easy numbering, scriptable macros, CSV files, script keyword highlighting and much more.
CSVed is the most complete and fully fledged editor for CSV files (comma-separated values). Such files are commonly exported from a database that needs special treatment on other programs, it is the preferred format to exchange data.
Spread32 is a mini-Excel with all of the basic features that you would expect in a competent spreadsheet program. Run macros, draw objects, generate charts, calculate functions and formulas, its all here. And it reads and writes xls, csv, text, and pxl formats.
CSVboard is an application for viewing, sorting and finding data from a csv file. Open your csv files with minimum effort. Clean and simple Look. Free for private and commercial use. Source code available at Github.
NeoOffice is an office suite for Mac that is based on OpenOffice and LibreOffice. With NeoOffice, you can view, edit, and save OpenOffice documents, LibreOffice documents, and simple Microsoft Word, Excel, and PowerPoint documents.