Melissa Data Quality - Melissa helps companies to harness Big Data, legacy data, and people data (names, addresses, phone numbers, and emails).
Grisbi - Accounting for everyone !
Webnexs POS - Webnexs POS is a world’s most leading and comprehensive POS (point of sale) solution designed to let you sell from your one e-commerce website.
Ledger-cli.org - Ledger is a powerful, double-entry accounting system that is accessed from the UNIX command-line.
CrankWheel - Insanely simple, enterprise-friendly screen sharing, free for individual use.
Gnuaccounting - Gnuaccounting is a Free Java cross-platform accounting and bookkeeping application. Features