WordPress.org

2.5.5

• Add nonce check for comment author URL remove action
• Fix the settings link

2.5.4

• Limit Akismet CSS and Javascript loading in wp-admin to just the pages that need it
• Added author URL quick removal functionality
• Added mShot preview on Author URL hover
• Added empty index.php to prevent directory listing
• Move wp-admin menu items under Jetpack, if it is installed
• Purge old Akismet comment meta data, default of 15 days

2.5.3

• Specify the license is GPL v2 or later
• Fix a bug that could result in orphaned commentmeta entries
• Include hotfix for WordPress 3.0.5 filter issue

2.5.2

• Properly format the comment count for author counts
• Look for super admins on multisite installs when looking up user roles
• Increase the HTTP request timeout
• Removed padding for author approved count
• Fix typo in function name
• Set Akismet stats iframe height to fixed 2500px. Better to have one tall scroll bar than two side by side.

2.5.1

• Fix a bug that caused the "Auto delete" option to fail to discard comments correctly
• Remove the comment nonce form field from the 'Akismet Configuration' page in favor of using a filter, akismet_comment_nonce
• Fixed padding bug in "author" column of posts screen
• Added margin-top to "cleared by ..." badges on dashboard
• Fix possible error when calling akismet_cron_recheck()
• Fix more PHP warnings
• Clean up XHTML warnings for comment nonce
• Fix for possible condition where scheduled comment re-checks could get stuck
• Clean up the comment meta details after deleting a comment
• Only show the status badge if the comment status has been changed by someone/something other than Akismet
• Show a 'History' link in the row-actions
• Translation fixes
• Reduced font-size on author name
• Moved "flagged by..." notification to top right corner of comment container and removed heavy styling
• Hid "flagged by..." notification while on dashboard

2.5.0

• Track comment actions under 'Akismet Status' on the edit comment screen
• Fix a few remaining deprecated function calls ( props Mike Glendinning )
• Use HTTPS for the stats IFRAME when wp-admin is using HTTPS
• Use the WordPress HTTP class if available
• Move the admin UI code to a separate file, only loaded when needed
• Add cron retry feature, to replace the old connectivity check
• Display Akismet status badge beside each comment
• Record history for each comment, and display it on the edit page
• Record the complete comment as originally submitted in comment_meta, to use when reporting spam and ham
• Highlight links in comment content
• New option, "Show the number of comments you've approved beside each comment author."
• New option, "Use a nonce on the comment form."

2.4.0

• Spell out that the license is GPLv2
• Fix PHP warnings
• Fix WordPress deprecated function calls
• Fire the delete_comment action when deleting comments
• Move code specific for older WP versions to legacy.php
• General code clean up

2.3.0

• Fix "Are you sure" nonce message on config screen in WPMU
• Fix XHTML compliance issue in sidebar widget
• Change author link; remove some old references to WordPress.com accounts
• Localize the widget title (core ticket #13879)

2.2.9

• Eliminate a potential conflict with some plugins that may cause spurious reports

2.2.8

• Fix bug in initial comment check for ipv6 addresses
• Report comments as ham when they are moved from spam to moderation
• Report comments as ham when clicking undo after spam
• Use transition_comment_status action when available instead of older actions for spam/ham submissions
• Better diagnostic messages when PHP network functions are unavailable
• Better handling of comments by logged-in users

2.2.7

• Add a new AKISMET_VERSION constant
• Reduce the possibility of over-counting spam when another spam filter plugin is in use
• Disable the connectivity check when the API key is hard-coded for WPMU

2.2.6

• Fix a global warning introduced in 2.2.5
• Add changelog and additional readme.txt tags
• Fix an array conversion warning in some versions of PHP
• Support a new WPCOM_API_KEY constant for easier use with WordPress MU

2.2.5

• Include a new Server Connectivity diagnostic check, to detect problems caused by firewalls

2.2.4

• Fixed a key problem affecting the stats feature in WordPress MU
• Provide additional blog information in Akismet API calls