The last stable release can be downloaded from the download page.

JBlogEditor is a FREE blog client to help manage blogs from the desktop.
JBlogEditor uses metaWeblog and atom API to communicate with the weblog server.
JBlogEditor is written in Java using the Eclipse Rich Client Platform. Some of the main features of JBlogEditor are:

• Easy-to-use intuitive interface.
• Publish to JRoller, WordPress & Blogger services.
• Save drafts locally for future publishing.
• Edit multiple posts simultaneously.
• Advanced HTML tag completion.
• Rich Text Formatting.
• Support for multiple accounts.
• Support for multiple platforms. (windows, linux & macOS X [experimental] downloads are currently available)
• and more...