All Dopesheet animation

Blender Development Fund
Asset Library
Blender Development Fund
Asset Library
Timeline Marker Manager
$5

Elisha Bednarsky in Addons

Autokeyframe
$2 Dev Fund Contributor

AHK in Addons

Key Range Scaler
$5 Dev Fund Contributor

Chris Williamson in Addons

Simple F-Curves: This Tool Makes Animation Easier
$15 Dev Fund Contributor

Alex Quill in Addons

Recorder Pro
$10.00-$300.00 Dev Fund Contributor

jkdesign in Addons