3 packages on CRAN
Read and write feather files, a lightweight binary columnar data store designed for maximum speed.
A compilation of extra 'ggplot2' themes, scales and utilities, including a spell check function for plot label fields and an overall emphasis on typography. A copy of the 'Google' font 'Roboto Condensed' <https://github.com/google/roboto/> is also included along with a copy of the 'IBM' 'Plex Sans' <https://github.com/IBM/type>, 'Titillium Web' <https://fonts.google.com/specimen/Titillium+Web>, and 'Public Sans' <https://github.com/uswds/public-sans/> fonts are also included to support their respective typography-oriented themes.
R interface to PortfolioEffect cloud service for backtesting high frequency trading (HFT) strategies, intraday portfolio analysis and optimization. Includes auto-calibrating model pipeline for market microstructure noise, risk factors, price jumps/outliers, tail risk (high-order moments) and price fractality (long memory). Constructed portfolios could use client-side market data or access HF intraday price history for all major US Equities. See <https://www.portfolioeffect.com/> for more information on the PortfolioEffect high frequency portfolio analytics platform.