Tumbzilla is a desktop client for people that have blogs on tumblr.
Multtiple is a social network client for Twitter and Tumblr.
Provides cross-platform quick desktop publishing of all media types to tumblr.
The TumbleDeck Project
TumbleDeck is a fully functional Tumblr client for Windows PCs.
Tumblweed is a desktop client for the wonderful Tumblr service.
Access your email accounts and chat with your contacts from desktop.
A Tumblr automation bot that can fully automate all actions on Tumblr.com.
Save images and photos from Blogspot / Tumblr blogs with friendly names.
TumblRipper is a program that enables you to backup your Tumblr blog's content.
TumbleNinja is a Tumblr bot that handles all of the repetitive grunt work.
It is a program that allows you to promote your Tumblr account.
The free SCM player is an open source web music player which supports Tumblr, Wordpress and various....
A set of tools for Tumblr, designed to make blogging much easier and fun.
A browser addon for navigating, posting, and socializing on Tumblr.
WinSCP is a free SFTP client, FTP client, WebDAV client and SCP client.
F-Secure SSH client is a full featured SSH client with SFTP support.