Compuware Payroll 
Payroll package used by many multinational banks, FIIs, Indian/multinational business houses, and others. Provides payroll income tax support.
http://www.compuwareonline.com/software/payroll.aspKeypro Plus
Provides customized software solutions to chartered accountants and other tax professionals.
http://www.keyproplus.com/
Indiataxes.com
General information about taxation that covers income tax, TDS, sales tax, service tax, and wealth tax. Provides sales tax software and form downloads.
http://www.indiataxes.com/
Filereturn.com
Provides online preparation of computation of income, capital account, balance sheet, and income tax return form.
http://filereturn.com/
Smart Tax
Provides income tax computation and tax deductible at source software.
http://www.smartbizin.com/
Saibex Network
Offering TDS management software for tax deduction and school management.
http://www.tdssoft.com/
Udyog Excise Software
Maintains central government excise records, supporting excise invoice printing, RG registers, Personal Ledger Account, and ER-1.
http://www.udyogexcise.com/
