Spirit is the primary Spacebin server implementation. It is written in Golang and maintained by the Spacebin team.
Lute is a structured Markdown engine that fully implements the latest GFM / CommonMark standard, better support for Chinese context.
The rz package provides a fast and simple logger dedicated to JSON output avoiding allocations and reflection..
Parses the Graphviz DOT language and creates an interface, in golang, with which to easily create new and manipulate existing graphs which can be written back to the DOT format.
pdftilecut lets you sub-divide a PDF page(s) into smaller pages so you can print them on small form printers.
Excelize is a library written in pure Go providing a set of functions that allow you to write to and read from XLSX files.