This tool (instadp) allows you to view any Instagram profile picture at full size with HD resolution. You could even view instagram private profile by searching in our site. SocialUnblock.com is a tool for Instagram profile viewer.
Ramme - The Unofficial Open Source Instagram Desktop App
InstaDp.info - With InstaDp you can view instagram profile picture for free in full(original) size and download it right away.
IGdm - Instagram direct messaging on your laptop
InstaDPS - A great tool to either view an Instagram profile picture full size and HD, download it, download an Instagram feed picture, or download an Instagram video.
Apache Oozie - Apache Oozie Workflow Scheduler for Hadoop
4K Stogram - Free Instagram Downloader for macOS, PC and Linux. Search, download or backup Instagram photos shared by any user. Follow your favorite photographers and stay tuned!