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TangoCMS Release History: From Osprey to Dodo

Published 27 October 2026

TangoCMS named its major versions after animals. This overview lists the release lines and their approximate dates. Dates are based on the project’s archived announcements in the Internet Archive and may differ by a few days from the actual release.

No downloads are offered here. The software is no longer maintained and has known security issues – see the security advisories. Historic archives are referenced in the project overview.

Release lines

VersionCode nameApprox. dateNotes
1.0.6Ospreyalphas from Aug 2007, release early 2008First widely announced line; followed by 1.0.8 and a 1.0.8.1 security update (May 2008)
2.0Chipmunkmid-2008New major line and a changed release model; point releases 2.0.1–2.0.6
2.1PandaOct 2008Point releases 2.1.1 and 2.1.2 (Dec 2008)
2.2EagleDec 2008Point releases 2.2.1–2.2.4 (to Feb 2009); 2.2.0 and 2.2.4 fixed publicly listed vulnerabilities
2.3DolphinJul 2009Several alphas, betas and a release candidate; point releases 2.3.1–2.3.3
2.4–Dec 2009Released after alphas, a beta and a release candidate
2.5–Feb 2010Point releases 2.5.1–2.5.6 during 2010
2.6DodoNov 20102.6.1 (late 2010) was the last stable release

Other notable announcements

Announcements used to live at addresses like /article/view/2.2.4-released or /article/view/2.3.0-dolphin-released. These now lead to this page. The original texts can be read in the Internet Archive.

How this page was made: drafted with AI assistance, then checked and edited by the operator of TangoCMS. Sources are publicly available information and organizer websites. Spotted an error? Write to [email protected].