Blender - https://www.blender.org
Open source 3D CG software.

Corridor Key - https://github.com/nikopueringer/CorridorKey
Free tool for easy chromakey unmixing.

Davinci Resolve - https://www.blackmagicdesign.com/products/davinciresolve
Free professinal video editor.

DeepFaceLab - https://github.com/iperov/DeepFaceLab
Face swapping/deepfake video tool

EbSynth - https://ebsynth.com/
EbSynth is VFX software for creative video transformations, retouching, and rotoscopy.

First Order Model - https://github.com/AliaksandrSiarohin/first-order-model
Animates static images with a reference video.

HandBrake - https://handbrake.fr/
open-source video converter

Kden Live - https://kdenlive.org/
open source video editor

KIMU - https://github.com/trykimu/videoeditor
AI Video editor

Lossless Cut - https://github.com/mifi/lossless-cut
Simp,e tool to trim down videos in a lossless way. 

Nvidia vid2vid - https://github.com/NVIDIA/vid2vid
transform one type of video into another.

OpenReelio - https://openreelio.com/
Local AI video editor.

Pencil2d - https://www.pencil2d.org/
Free 2d animation software, my personal fav.

Whisper - https://github.com/openai/whisper
speech-to-text AI model that can automatically generate subtitles and transcripts

VisoMaster - https://github.com/visomaster/VisoMaster
AI face swap for video and image

Ardour - https://ardour.org/
Open Source DAW

Audacity - https://www.audacityteam.org
Open-Source audio editing tool.

Reaper - https://www.reaper.fm/
Free DAW, very versatile.

Tenacity - https://tenacityaudio.org/
Open-Source audio editing tool for the privacy minded.

VCV Rack - https://vcvrack.com/
Open source DAW that works like a modular synthesizer.