Based on our record, Timeline seems to be more popular. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
This is the best thing I've been able to find, it's pretty limited but it does let you have multiple things going on at once. Source: over 2 years ago
For timelines I have used http://thetimelineproj.sourceforge.net/ (open source). Source: almost 3 years ago
Aeon Timeline - "The timeline tool for creative thinking. Capture, create and explore ideas."
Plot Factory - Online story planner, organizer, and writing application.
Time.Graphics - Time.Graphics is a timeline and free of charge online service for creating infographics.
World Anvil - World Anvil is a worldbuilding tool for Authors, Storytellers and worldbuilding lovers.
Preceden - Preceden makes it easy to build simple, powerful timelines
Scrivener - Scrivener is a content-generation tool for composing and structuring documents.