Fireflies vs ZK Spreadsheet

A side-by-side look at Fireflies and ZK Spreadsheet. For an in-depth review of either product, follow the links below.

Fireflies

Development

Fireflies is a free, open-source alternative to Lucidchart for creating flowcharts, wireframes, UML diagrams, mind maps, and more. It has an intuitive drag-and-drop interface with various templates and shapes to get started quickly.

flowchartswireframesuml-diagramsmind-maps

Full review → Alternatives

ZK Spreadsheet

Office & Productivity

ZK Spreadsheet is an open-source spreadsheet software that is fast, lightweight and feature-rich. It is written in Java and offers Excel-comparable functions, charts, pivot tables, collaboration features and data bindings.

spreadsheetexcelchartspivot-tablescollaborationdata-binding

Full review → Alternatives