Ziflow - Online Proofing software from Ziflow keeps teams connected and collaborating by providing a single source of truth for creative review and approval.

GPS Status & Toolbox - Display your GPS and sensor data: Shows the position, number and signal strength of GPS satellites.

PageProof - Online proofing of anything and everything, made simple. Streamline feedback for easy collaboration, secure workflows, and faster approvals. PageProof. The smarter way to review.

VisualGPSView - VisualGPSView incorporates many advanced features found in professional programs.

ReviewStudio - ReviewStudio is an online proofing software built for easy collaboration on review and approval workflows, for all your image, video, web pages and PDF based projects.

RTKLIB - An Open Source Program Package for GNSS Positioning