Plugins

Craft

http://labs.invisionapp.com/craft
Make a prototype with Invision with this plugin

https://rodi01.github.io/RenameIt/
Keep your Sketch files organized, batch rename layers and artboards.

http://sketchrunner.com/
“Spotlight” for Sketch. Run plugins, Goto, insert, apply styles.

https://github.com/ukn530/FontFinder
This plugin lists the fonts used in Sketch’s page and puts the specified font into the selected state

https://github.com/bomberstudios/cleanup-useless-groups
Cleans up your layer list by removing empty groups and flattening deeply nested groups

https://zeplin.io/
Export to zeplin for easy design handoff

https://github.com/timuric/Content-generator-sketch-plugin
Sketch app plugin for generating dummy data such as avatars, names, photos, geo data etc. Or using your own images.

https://abynim.github.io/UserFlows/
Create user flows in your Sketch file

https://github.com/Raureif/sketch-click-dummy
Exports a simple HTML click dummy so you can easily prototype flows between your screens.

https://github.com/sonburn/symbol-organizer
Organize your symbols page alphabetically (including layer list) and into groupings determined by your symbol names.

https://bitbucket.org/thebearded/duplicatonator/downloads/
Make Sketch duplicate a new layer below the existing one, in both the layer list (sidebar on the left) and the artboard itself.