teem

Virtual whiteboard for sketching hand-drawn like diagrams

A powerful cross-platform UI toolkit for building native-quality iOS, Android, and Progressive Web Apps with HTML, CSS, and JavaScript.

The communications platform that puts data protection first.

whiteboard SDK / infinite canvas SDK

? SheetJS Spreadsheet Data Toolkit -- New home https://git.sheetjs.com/SheetJS/sheetjs

Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..

Customizable admin dashboard template based on Angular 10+

Focalboard is an open source, self-hosted alternative to Trello, Notion, and Asana.

Zulip server and web application. Open-source team chat that helps teams stay productive and focused.

JavaScript Data Grid / Data Table with a Spreadsheet Look & Feel. Works with React, Angular, and Vue. Supported by the Handsontable team ?