Description: python(x,y) is an open-source mathematical plotting and data visualization library for the Python programming language. It provides a simple interface for creating 2D plots, histograms, power spectra, bar charts, errorcharts, contour plots, etc.
Type: software
Pricing: Open Source
Description: RateHouse is a free online invoicing and time tracking software designed for freelancers and small business owners. It allows users to create professional invoices, track billable hours, expenses and payments and get paid online.
Type: software