Finds matches in two spreadsheets, optionally using various fuzzy-matching algorithms. Used by organisations including the Guardian, the Times, and the New Humanitarian who used it to identify a company the United Nations had a contract with who was also on its own sanctions list.
Enriches data, adding new columns based on lookups to online services. For example, taking a spreadsheet of company numbers and turning it into a list of directors of those companies.
Monitors data sources, alerts you when they change. Lets you watch any kind of online dataset, which is then periodically fetched, processed, and compared against the last time. Additions or deletions to that data trigger an alert being sent.
Converts NDJson format data (such as the Companies House PSC data) into CSV. Data is streamed, so files much bigger than the available memory can be converted. Takes into account nested Json objects.
Converts geographic data into vector map tiles.
Creates simple static charts quickly – a tool for the non-technical. Can be easily customised to a organisation's house style using a stylesheet.
Produces pivot tables, much like those in Excel, but in the terminal.
Finds which Twitter accounts follow each other from a predefined list.