KeepVideo

The KeepVideo site offers options to download video clips from YouTube and TikTok.

https://keepvideo.org/

Peek

Peek is an animated GIF recorder for the Linux platform.

https://github.com/phw/peek

Flameshot

Flameshot is an open-source screen capture application.  A portable Windows version is available.

https://flameshot.org/

PDF Arranger

PDF Arranger is a python-gtk application to merge or split PDF documents and rotate, crop, and rearrange pages.

https://github.com/pdfarranger/pdfarranger

https://portableapps.com/apps/office/pdf-arranger-portable

Kdenlive

Kdenlive is an open source video editor.

https://kdenlive.org/

https://www.howtogeek.com/i-install-this-open-source-video-editor-on-every-pc-heres-why/

LibreWolf

LibreWolf is a custom and independent version of Firefox with a focus on privacy and security.  uBlock Origin is installed by default.

https://librewolf.net/