Polinode is described as 'tool that makes it easy to perform powerful network analysis. You can either upload your own network data or use the integrated relationship-based survey tool to collect data for you before analyzing and visualizing your networks' and is an website in the business & commerce category. There are more than 25 alternatives to Polinode, not only websites but also apps for a variety of platforms, including Windows, Mac, Linux and SaaS. The best alternative is yEd Graph Editor, which is free. Other great sites and apps similar to Polinode are Penpot, Hootsuite, OmniGraffle and Graphviz.
Penpot is the first Open Source design and prototyping platform meant for cross-domain teams. Non dependent on operating systems, Penpot is web based and works with open web standards (SVG). For all and empowered by the community.
HootSuite is a social media management system for brand management. The system’s user interface takes the form of a dashboard, and supports social network integrations for Twitter, Facebook, LinkedIn, Google+, Foursquare, MySpace, WordPress, TrendSpottr and Mixi.
OmniGraffle can help you make eye-popping graphic documents—quickly—by providing powerful styling tools, keeping lines connected to shapes even when they’re moved, and magically organizing diagrams with just one click.
Loomly is a simple social media calendar tool that helps teams and individuals streamline their content publishing workflow with post ideas, optimization tips, mockups, approval, scheduling & analytics.
Social Network Visualizer (SocNetV) is a cross-platform, user-friendly application for the analysis and visualization of Social Networks in the form of mathematical graphs, where vertices depict actors/agents and edges represent their relations.
InfraNodus can visualize any research notes, ideas, texts, even the Google search results on a certain topic as a text network. The words are the nodes and their co-occurrences are the connections between them.
Cytoscape is an open source software platform for visualizing complex networks and integrating these with any type of attribute data. A lot of plugins are available for various kinds of problem domains, including bioinformatics, social network analysis, and semantic web.