Gutenberg
Gutenberg plugin (repository)
Latest version of the blocks editor before added to WP core.
Plugins that enhance blocks
EditorsKit (repository, website)
Adds some really nice features to the block editing experience.
Central Color Palette (repository)
Define the colors in your editor.
TinyMCE Advanced (repository)
Plugins for additional blocks
Advanced Gutenberg (repository, website)
Atomic Blocks (repository, website)
CoBlocks (repository, website)
Getwid (repository, website)
Gutenberg Blocks – Qubely (repository, website)
Kadence Blocks (repository, website)
Kioken Blocks (repository, website)
Otter Blocks (repository, website)
Stackable (repository, website)
Ultimate Addons for Gutenberg (repository, website)
Predefined blocks template layouts
Astra Starter Sites (with Astra Theme) (repository, website)
Atomic Blocks – Gutenberg Blocks Collection (repository, website)
Gutenberg Blocks – Qubely (repository, website)
Kioken Blocks (repository, website)
“Blank Slate” & Block-Friendly Themes
Repository links are to the free versions, many of these offer a premium version.
Atomic Blocks – (repository, website)
Astra (repository, website)
Blocksy (repository, website)
Chaplin (repository, website)
Customify (repository, website)
GeneratePress (repository, website)
Hestia (repository, website)
Neve (repository, website)
OceanWP (repository, website)