Open-source subscription management & billing automation system
Expense reporting system for business
Open-Source Project for Credit Risk Modeling
Interactive Brokers TWS / IB Gateway Host Tool
Sample payroll program/book in PHP and MySQL
QIWI API .NET C#
Lean algorithmic trading engine by QuantConnect
Open source web spreadsheet
Stock market technical analysis charting application.
Generate professional invoices and business letters directly online
Finance library for C++
Accounting Software for SME´s
Building High Quality ERP and Accounting Software for SMB & SME
Ledger records using PHP and MySQL as a backend.
Equihash miner for NiceHash