Release Notes: This is a critical bugfix release that fixes a significant security issue [#1654].
Release Notes: This release offers a new mutable-file format (more efficient for large files), a file blacklisting feature, and a "drop-upload" feature. It includes several bugfixes and other improvements.
Release Notes: This release fixes a security vulnerability.
Release Notes: This stable bugfix release added compatibility with the recently-released Twisted 10.2 and corrected a number of minor issues.
Release Notes: This release offers greatly improved performance and fault-tolerance of downloads. It also improves consistency of command-line options, internationalization on Windows, code organization, tests, logging, and packaging.