Kdenlive, KDE Non-Linear Video Editor, released version 18.12 a few days ago with some crashes fixed and other improvements.

Kdenlive 18.12 release highlights:

• Backport crash on image sequence import.
• Backport fix for titler text gradient.
• Add donation url to appdata.
• Fix minor EBN issues and typos.
• Fix play/pause on Windows.
• Sync quickstart manual with UserBase.
• Install doc files.
• Make it compiles when we use QT_NO_NARROWING_CONVERSIONS_IN_CONNECT.
• Fix minor EBN issues.

Download / Install Kdenlive 18.12 in Ubuntu:

Before Kdenlive stable PPA and/or the flathub repository building the latest packages for Ubuntu Linux, you can download the Appimage from the link below:

Make it executable in the Appimage file properties, and run to launch the video editor.