Tumblr is described as 'Place to express yourself, discover yourself, and bond over the stuff you love. It's where your interests connect you with your people' and is a very popular Blog Publishing tool in the social & communications category. There are more than 100 alternatives to Tumblr for a variety of platforms, including Web-based, Self-Hosted, Android, iPhone and Linux apps. The best Tumblr alternative is Mastodon, which is both free and Open Source. Other great apps like Tumblr are WordPress, Pixelfed, Minds and Medium.
Pebble is a Java-based server blogging software such as MovableType and WordPress. It does not require a database, but rather stores the blog entries in plain files.
