About iTOL


Default tree:Tree Of Life v1.0 (Ciccarelli FD, et al., Science.; 2006 Mar 3. 311(5765): 1283-7)
  • Letunic I and Bork P (2006) Bioinformatics 23(1):127-8 Interactive Tree Of Life (iTOL): an online tool for phylogenetic tree display and annotation (abstract, full article)
  • Letunic I and Bork P (2011) Nucleic Acids Res doi: 10.1093/nar/gkr201 Interactive Tree Of Life v2: online annotation and display of phylogenetic trees made easy (abstract, full article)
  • Letunic I and Bork P (2016) Nucleic Acids Res doi: 10.1093/nar/gkw290 Interactive Tree Of Life (iTOL) v3: an online tool for the display and annotation of phylogenetic and other trees (abstract, full article)

Local installations and customization of iTOL

If you are interested in running a customized version of iTOL in your own organization or institution, please contact biobyte solutions. They provide the integration and customization of iTOL to fit your specific needs.

Recent changes and new features

Complete list is available at: Version history

Feedback and contact

We hope you find iTOL user-friendly and easy to use. However, we encourage anyone who:

to contact us. You can also use the following form to send quick feedback:

Contact us