The Wikispecies project lets visitors browse and contribute information about species through its online reference pages.
OneZoom
OneZoom lets visitors browse an interactive tree of life, with suggested starting points for groups of organisms.

About OneZoom
OneZoom is a web-based Tree of Life Explorer for browsing an interactive tree of life. Visitors can start from suggested groups such as Homo sapiens, Carnivora, Anura and Lepidoptera, and take guided tours around the tree using the TreeTour function.
The site also lists resources for general visitors, education and science, including educational materials, a screenshot tool, an embeddable widget, public APIs and a popularity index, along with options to sponsor a leaf and send a tr-eCard.
Key features
- Interactive tree of life explorer with suggested starting organisms
- Guided tours around the tree via TreeTour function
- Educational materials and screenshot tool for teaching use
- Embeddable widget for displaying tree on other sites
- Public APIs and popularity index for research use
- Leaf sponsorship with donor names shown on tree
- Provides a view of all known life in one explorer
- Offers guided tours around the tree
- Lists separate resources for general, education and science use
OneZoom at a glance
- Website
- onezoom.org
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
OneZoom alternatives
Tools and sites you could use instead, ranked by how closely they match.
Outerzone lets visitors search and browse plans for model aircraft, including its catalog of more than 16,000 plans.
Visitors can choose from interactive simulations on oPhysics to explore and learn about physics topics.
Interactive 4D Handbook lets visitors manipulate four-dimensional shapes and explore 4D concepts.
Visitors can explore chemical elements in the interactive periodic table at Periodic-Table.io, which offers multiple language options.
The UIUC Airfoil Data Site provides airfoil information from the Applied Aerodynamics Group.
Popular in Science, Math & Technology
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OneZoom FAQ
Does OneZoom offer guided tours?
Can I sponsor part of the tree?
Tell us and an editor will check it.
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