BlueSeer is a Free Open Source ERP / EDI for the manufacturing community that is a functional alternative to the higher cost proprietary systems of the same class. BlueSeer is an open source project that caters to the needs of the small business job shops who cannot afford the higher costs of commercial ERP systems. BlueSeer offers free accounting tools including a double entry general ledger, trial balance and income statement reporting, accounts receivable/payable aging, and bank reconciliatio