SocialSelf - SocialPro: Real Followers and Likes for Instagram developed and published by Fantastic Appz for Android and iOS devices.
ProGram - CLI based, self-hosted Instagram-esque gallery
Garny - Garny – Preview Instagram feed is a free to use Instagram tool that helps you to upload high-quality photos and preview them before posting.
Like 2 Have It - Create an Instagram gallery for your store
Planoly - Planoly: Post Planner for Instagram is a first visual planner and scheduler for Instagram that manages your Instagram’s marketing campaigns and content visually before pushing it live.
GitShowcase - Plug and play portfolio for developers