Freeplane began as a fork of the Freemind project. While maintaining comparability with Freemind file format, it has far outpaced in features and development. As of 3/5/2022, the latest Freeplane update (1.9.3) is 3/5/2022 vs Freemind was last updated (1.0.1) 2/5/2016. Active, helpful community.
UltraISO - CD image files are easily created with UltraISO.
Xmind - Xmind is a brainstorming and mind mapping application.
PowerISO - PowerISO is a virtual drive that allows users to encode, burn, mount, and even encrypt CDs, DVDs, and BDs. The software can be downloaded from many platforms and sites online.
FreeMind - FreeMind is a premier free mind-mapping software written in Java.
WinCDEmu - WinCDEmu is an open-source CD/DVD/BD emulator.
Linked Ideas - A macOS/iOS apps to treat ideas as links of concepts.