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• Prototype 1.7.3

  by Andrew Dupont on September 24, 2015

  The new bugfix release of Prototype features lots of tiny fixes and one giant change under the hood.

• Prototype 1.7.2

  by Andrew Dupont on April 18, 2014

  Like clockwork — assuming you own a horrible clock — the newest bugfix release of Prototype is out.

• Prototype 1.7.1

  by Andrew Dupont on August 8, 2012

  Not long ago, I tagged Prototype 1.7.1, an update 18 months in the making. It features an overhaul of our DOM library and better coexistence with ES5 methods, but quite a bit more as well.

• Prototype 1.7

  by Andrew Dupont on November 22, 2010

  Last week, we tagged the first stable release of 1.7, marking the end of a far-too-long release cycle. We’ve made more than 50 improvements since the last stable version and are already working on 1.7.0.1.

• Prototype 1.7 RC3: Support for IE9

  by Andrew Dupont on October 12, 2010

  Release Candidate 3 of Prototype 1.7 is now out. This long-delayed version includes full support for Internet Explorer 9.

• Prototype 1.7 RC2

  by Andrew Dupont on May 13, 2010

  We’ve just tagged Release Candidate 2 of Prototype 1.7, with the intent of putting out a final 1.7 release very soon.

• Prototype 1.7 RC1: Sizzle, layout/dimensions API, event delegation, and more

  by Andrew Dupont on April 5, 2010

  We’ve just tagged the first release candidate of Prototype 1.7: a major new version with some major new features.

• Documentation: not just new, but also improved

  by Andrew Dupont on September 10, 2009

  When we officially released 1.6.1 last week, we also published new documentation, the first official docs generated with PDoc.

• Prototype 1.6.1 released

  by Sam Stephenson on September 1, 2009

  We’re pleased to announce the release of Prototype 1.6.1 today. This version features improved performance, an element metadata storage system, new mouse events, and compatibility with the latest browsers. It’s also the first release of Prototype built with Sprockets, our JavaScript packaging tool, and PDoc, our inline documentation tool.

• Core Team update: Andrew & Tobie take the reins

  by Sam Stephenson on September 1, 2009

• Prototype 1.6.1 RC3: Chrome support and PDoc

  by Andrew Dupont on June 16, 2009

• Prototype 1.6.1 RC2: IE8 compatibility, Element storage, and bug fixes

  by Andrew Dupont on March 27, 2009

• Sprockets: Beautiful and angular

  by Andrew Dupont on February 20, 2009

• Pimp My Code #1: Element.Storage

  by Andrew Dupont on February 16, 2009

  Man, it’s quiet around here. Interested in doing some pimpin’?

• Prototype Linkedin Group

  by Tobie Langel on October 17, 2008

• Want your code "pimped"?

  by Andrew Dupont on October 7, 2008

• Growing the community

  by Andrew Dupont on October 7, 2008

• Prototype 1.6.0.3: A long-awaited bugfix release

  by Andrew Dupont on September 30, 2008

• Practical Prototype and script.aculo.us

  by Tobie Langel on August 11, 2008

• First Prototype Developer Day: Monday September 29, 2008!

  by Christophe Porteneuve on July 25, 2008

• Announcing new Prototype support mailing list

  by Andrew Dupont on July 14, 2008

• An Interview with Ryan Johnson

  by Tobie Langel on June 11, 2008

• An Interview with Piotr Dachtera

  by Tobie Langel on May 28, 2008

• Prototype hosted on Google's servers

  by Sam Stephenson on May 27, 2008

• An Interview with Amy Hoy

  by Tobie Langel on May 21, 2008

• An Interview with Sergio Pereira

  by Tobie Langel on May 14, 2008

• Prototype Linkedin Group

  by Tobie Langel on May 6, 2008

• Ajax Pioneer Week on Ajaxian

  by Tobie Langel on May 5, 2008

• Deprecation.js: easing the 1.5 → 1.6 transition

  by Andrew Dupont on February 12, 2008

• Prototype 1.6.0.2 Cheat Sheet

  by Andrew Dupont on January 29, 2008

• Prototype 1.6.0.2: Bug fixes, performance improvements, and security

  by Sam Stephenson on January 25, 2008

• NASA lifts off with Prototype

  by Sam Stephenson on December 3, 2007

• Prototype 1.6.0, script.aculo.us 1.8.0, and the Bungee book now available

  by Sam Stephenson on November 7, 2007

• Upgrading to Prototype 1.6: real world examples

  by Sam Stephenson on October 22, 2007

• Prototype 1.6.0 RC1: Changes to the Class and Event APIs, Hash rewrite, and bug fixes

  by Sam Stephenson on October 16, 2007

• Prototype 1.6.0 release candidate

  by Sam Stephenson on August 15, 2007

• "Prototype and script.aculo.us:" 2nd beta is out!

  by Christophe Porteneuve on July 20, 2007

• The Ajax Experience, San Francisco

  by Christophe Porteneuve on July 12, 2007

• Prototype 1.5.1.1 bug fix release

  by Mislav Marohnić on June 20, 2007

• New in Prototype trunk: DOM builder

  by Mislav Marohnić on May 12, 2007

• Prototype and script.aculo.us: The "Bungee book" has landed!

  by Sam Stephenson on May 7, 2007

• DOS attack on jQuery

  by Tobie Langel on May 7, 2007

• Prototype 1.5.1 released

  by Mislav Marohnić on May 1, 2007

• PeepCode: Prototype Video Training Series

  by Justin Palmer on May 1, 2007

• Release candidate 4

  by Tobie Langel on April 28, 2007

• Release candidate 3

  by Tobie Langel on April 24, 2007

• Rico rises back from the dead

  by Tobie Langel on April 20, 2007

• Firebug Security Update

  by Justin Palmer on April 5, 2007

• Jester: ActiveResource for Prototype

  by Justin Palmer on April 2, 2007

• Future-proofing Prototype

  by Tobie Langel on March 20, 2007

• Release candidate 2

  by Sam Stephenson on March 12, 2007

• Prototype 1.5.1 release candidate

  by Sam Stephenson on March 9, 2007

• A call to Prototype developers

  by Tobie Langel on February 1, 2007

• Plugging In to the Documentation

  by Justin Palmer on January 20, 2007

• Prototype 1.5 and the Documentation is Here

  by Justin Palmer on January 18, 2007