{"id":2173,"date":"2010-12-29T09:01:46","date_gmt":"2010-12-29T17:01:46","guid":{"rendered":"http:\/\/blog.mozilla.org\/addons\/?p=2173"},"modified":"2010-12-29T09:01:46","modified_gmt":"2010-12-29T17:01:46","slug":"add-ons-can-now-be-compatible-with-4-0","status":"publish","type":"post","link":"https:\/\/blog.mozilla.org\/addons\/2010\/12\/29\/add-ons-can-now-be-compatible-with-4-0\/","title":{"rendered":"Add-ons can now be compatible with 4.0.*"},"content":{"rendered":"<p>Firefox 4 is coming very soon, and it&#8217;s now time to start marking your add-ons compatible with 4.0.*. We don&#8217;t expect any further compatibility-breaking changes in Firefox 4 betas, and any that do need to land will be announced on this blog, on MDC, and via email if we can identify AMO-hosted add-ons that are affected.<\/p>\n<p>We will continue to add beta versions as they are released, but most add-ons should now begin to use 4.0.* as their maxVersion.<\/p>\n<p>And as a reminder, the <a href=\"http:\/\/blog.mozilla.org\/addons\/2010\/12\/02\/firefox-4-tshirt\/\">free Firefox 4 t-shirt<\/a> offer ends on January 7, so be sure to update for beta 8, beta 9pre, or 4.0.* by then!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Firefox 4 is coming very soon, and it&#8217;s now time to start marking your add-ons compatible with 4.0.*. We don&#8217;t expect any further compatibility-breaking changes in Firefox 4 betas, and &hellip; <a class=\"go\" href=\"https:\/\/blog.mozilla.org\/addons\/2010\/12\/29\/add-ons-can-now-be-compatible-with-4-0\/\">Read more<\/a><\/p>\n","protected":false},"author":28,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[388,44],"tags":[278877,278873],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Add-ons can now be compatible with 4.0.* - Mozilla Add-ons Community Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blog.mozilla.org\/addons\/2010\/12\/29\/add-ons-can-now-be-compatible-with-4-0\/\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/blog.mozilla.org\/addons\/2010\/12\/29\/add-ons-can-now-be-compatible-with-4-0\/\",\"url\":\"https:\/\/blog.mozilla.org\/addons\/2010\/12\/29\/add-ons-can-now-be-compatible-with-4-0\/\",\"name\":\"Add-ons can now be compatible with 4.0.* - 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