BotList - An app store for bots

Free Texture Packer - Free Texture Packer is an open source tool that allows you to pack multiple images into one atlas for you games or sites.

Slack App Directory - Your go-to for finding apps that work with Slack

Sprite Monkey - Small and fast but still full-featured sprite sheet editor.

ChatBottle - Chatbots Search Engine

Sprite Sheet Packer - Sprite Sheet Packer is online that you can easily use to pack sprite sheets, including data formats for CSS, LESS, and Phaser.