Description: Joplin is an open source note taking and to-do application with markdown support, organization tools and end-to-end encryption. It is available on Windows, macOS, Linux, iOS and Android.
Type: software
Pricing: Open Source
Description: KeyLines is an open-source JavaScript library for network and graph visualization. It allows developers to easily create interactive node-link diagrams and charts.
Type: software
Pricing: Open Source