A pure PHP library for reading and writing spreadsheet files
Tool for producing high quality forecasts for time series data
A curated list of insanely awesome libraries, packages and resources
Kraft helps to handle daily quotes and invoices in your small business
Kalshi Advanced Quantitative Trading Bot is an enterprise-grade
Bitcoin Alts portfolio tracker, email / text / alexa / telegram alerts
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A list of online resources for quantitative modeling, trading, etc.
Abu quantitative trading system (stocks, options, futures, bitcoin)
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A pub management application, with stock management and user accounts
Seagram Inventory is an open source inventory management application