• Improved PDF metadata retrieval
• Don't count items as duplicates if DOI/ISBN don't match or year is off by > 1
• Removed “Try to override conflicting shortcuts” pref
  • Most Zotero shortcuts are active only in the Zotero pane, so overriding other Firefox shortcuts isn't necessary.

• Imported latest localizations from Transifex

• Fixed broken Note/Citation option in “Create Bibiography”
• Context-menu item delete from library root didn't show a prompt
• Fixed broken DOI scanning for PDF metadata retrieval
• Notes containing invalid characters were displaying HTML markup in reports
• Better detection of Office file types when saving and opening attachments
• Fixed problems saving snapshots with AdBlock Plus installed
• Miscellaneous bibliographic output and word processor integration fixes
  • Updated citeproc-js to 1.0.422
• Fixed various translator-related issues
• Miscellaneous other fixes

• Allow translators to define translator-specific hidden preference
• Allow translators to pre-select items in the “Select Items…” dialog
• Added Zotero.Utilities.cleanISSN()
• Fixed and changed extraData for item change notifications

3.0.11.1 was released for Zotero Standalone for only.

• Fixed auto-updates on Mac OS X

• Fixed a number of issues saving from translators
• Shorten long filenames when saving snapshots
• HTML markup was displaying in reports for some notes (since 3.0.9)
• Double-click on attachments/notes didn't work when viewOnDoubleClick was false (since 3.0.9)
• Don't lowercase snapshot filenames (since 3.0.9)

3.0.10.1 was released for Zotero Standalone for Mac OS X only.

• Fixed auto-updates

• Zotero Standalone no longer supports OS X 10.5 (details)
• Fixed erroneous local Date Modified updates for some items during syncing
• Fixed infinite sync icon spinning on some sync errors (since 3.0.9)
• Update to citeproc-js 1.0.409

3.0.9 was released for Zotero for Firefox only.

• Firefox 17 compatibility
• Allow generating citation lists via right-click → Generate Bibliography from Selected Item(s)
• Added option to skip tags when copying items between libraries
• Pressing Return/Enter on an item in the middle pane is now equivalent to double-clicking
• Clarified wording of missing item message in word processor plugins
• Don't save tags that are too long to sync
• Save attached links even when snapshot and associated file preferences are disabled
• Enabled Google Scholar lookup engine by default on new installs
• Added autocomplete for additional fields ('Book' ⇒ 'Series', 'Computer Program' ⇒ 'Language')
• Allow relative file attachment import
• Added “Use Journal Abbreviation” export option for BibTeX
• Added ability to search for items by item key from the quick search bar
• Use ASCII for translator filenames

• Imported latest localizations from Transifex

• Allow Tab and Shift-Tab into and out of notes
• Notes deleted via “-” button were deleted immediately instead of going to trash
• Fixed “Paste” menu item in Add Item by Identifier context menu
• Miscellaneous bibliographic output and word processor integration fixes
  • Updated citeproc-js to 1.0.407
• Fixed various issues saving snapshots
• Fixed slowdown from sync attempts when browser was offline
• Some notes erroneously displayed as HTML markup in reports
• Fixed an issue with Innovative (“0-”) proxies
• Keep “New Collection” button enabled in Trash if library is editable
• Fixed saving from connector via Standalone when site relied on browser user agent string
• Miscellaneous fixes

• Install styles served as application/vnd.citationstyles.style+xml
• Added cleanISBN() utility function
• Added field mappings corresponding to CSL 1.0.1 release

3.0.8.1 was released for Zotero Standalone for Mac OS X only.

• Sign for Mac OS X 10.8 Mountain Lion Gatekeeper.

• Updated item icons
• Don't create missing attachments if files are missing on import
• Don't change selection to My Library when focusing libraries pane via shortcut key
• Improved DOI detection for “Retrieve Metadata for PDF”

• Imported latest localizations from Transifex

• Fixed potential crash during automatic syncing
• Rename and delete tags in the current library only
• Miscellaneous bibliographic output and word processor integration fixes
  • Fixed library sorting in QuickFormat dialog
  • Updated citeproc-js to 1.0.353
• Items pane
  • Don't clear search bar when deleting items
  • Don't reset selection to top of items list when deleting a child item
  • Fixed preservation of open/close states after deletions
• Fixed sorting of autocomplete tags drop-down
• Make menu bar appear in Zotero Standalone reports on Windows
• Don't fail when an import contains an empty note
• RDF import/export improvements

• Bibliographic output and word processor integration fixes
  • “this.base.givens[this.gnameset] is undefined”
  • Don't fail if user cancels document preferences window that appears because a style doesn't exist
  • Fixed some issues with corrupted field codes
  • Updated citeproc-js to 1.0.329
• Fixed preferences window in Thai locale
• Show data directory properly on Linux
• Show “Search subcollections” instead of “Search subfolders” in Advanced Search
• Made various hard-coded strings localizable

• Fixed character codes appearing in subsequent-author bibliography references
• Updated citeproc-js to 1.0.328

• Bundled translators were not being updated on some systems

3.0.4.1 was released for Zotero Standalone only.

• Fixed a crash launching Zotero Standalone on Mac OS X on systems without Word installed.

• Show sync progress bar only for longer syncs
• Automatically correct many database errors after integrity check failure
• Added citation/footnote instructions to Quick Copy preferences
• [Standalone] Added print/save options to reports
• Make “New Note” shortcut key context sensitive
  • Create new child note if on/within a top-level item
• Trim whitespace in/around ISBNs before lookup
• Auto-empty items from trash on idle rather than at pane open
• Linkify all links in reports
• Respect modifier keys for new tab/window when generating reports
• Book titles are no longer title-cased by default on import
  • Titles will still be cited in title case

• Imported latest localizations from Transifex
• Fixed over-wide preferences window with some locales

• Notes
  • Focus new notes automatically (broken between Firefox 3.6 and 11)
  • Clear undo history when switching notes (broken in Zotero 2.0)
• Require child items to be dragged fully out of their parents
  • Previously, the slightest drag promoted child items to top-level items
• Miscellaneous bibliographic output and word processor integration fixes
  • Fixed a crash on some Linux systems when using LibreOffice integration
  • Updated citeproc-js to 1.0.326
• Sync
  • Don't run idle sync if manual sync is required or Zotero is locked
  • Reduce default maximum simultaneous uploads to 2 to avoid file sync timeouts
  • Don't clear sync error icon when opening pane
  • Fixed some sync errors resulting from advertising files in snapshots
  • Fixed rare sync error after conflict resolution
  • Fixed “restart undefined” sync error messages
• Fixed Date Added/Modified order in items list for non-US Mac/Linux
• Refocus Firefox pane when closing Zotero pane
• Fixed metadata retrieval for files with extended characters in filenames
• Fixed handling of extended characters when saving from some sites
• [Standalone] Don't show site-specific Quick Copy settings
• Clarified some alert/error messages
• Attachment renaming
  • Properly rename attachments when filenames differ only in case
  • Fixed renaming when the previous filename didn't include an extension
• Fixed auto-import of RIS on sites that specify an uncommon content type
• Delay automatic translator updates until a few seconds after Firefox startup
• “Web Page” could appear in New Item menu by accident
• Fixed sorting of mapped Date fields (e.g., Issue Date in Patent) in reports
• Various improvements to cleaning of metadata from translators
• Fixed display of Quick Format window in Firefox Nightly
• Fixed harmless “_observers.get(i).ref is undefined” errors in console
• Tweaks to COinS handling
• Fixed IPC issue on FreeBSD

• Don't open csledit/cslpreview in new window in Firefox
• Many improvements to translator testing framework
• Added maxLevels to varDump() to avoid infinite loops from Zotero.debug()
• Change Zotero 'statute' mapping from CSL 'bill' to CSL 'legislation'
• Allow export of paths to attachments located in the Zotero storage directory (as attachment.localPath)
• Allow import of attachments specified by relative paths in non-RDF translators

• Imported latest localizations from Transifex

• Fixed RTF Scan
• Word processor integration
  • Fixed various potential errors
• Miscellaneous bibliographic output and word processor integration fixes
  • Updated citeproc-js to 1.0.285
• Keep the Zotero toolbar visible in popup windows that hide toolbars
• Fixed importing of non-Unicode files
• Fixed issues saving attachments in certain translators
• [Standalone] Force Standalone into online mode on startup
• Fixed compatibility with pdf.js
• Fixed “Please restart undefined” in WebDAV error message

• Word processor integration
  • Defer missing-item warning until after QuickFormat dialog closes
  • Warn before letting the user change a citation that has been edited
• [Standalone] Allow add-ons to be updated via addons.mozilla.org

• Imported latest localizations from Transifex

• Fixed “libraryID, name, type are not unique” tag sync error
• Fixed large minimum height of Zotero pane
• Word processor integration
  • Fixed a number of issues that could lead to errors or broken documents
  • Be more lenient about hyphens and em dashes
  • Fixed several issues with integration dialogs on Linux
• Miscellaneous bibliographic output and word processor integration fixes
  • Updated citeproc-js to 1.0.280
• [Standalone] Don't show “Attach Snapshot of Current Page”/“Attach Link to Current Page” buttons
• [Standalone] Improved saving of attachments from connectors
• Fixed alignment of save icon guidance panel
• Fixed minor memory leak when saving snapshots
• [Standalone] Fixed report scrolling
• Don't detect all ZIP files as OpenDocument files
  • This resulted in .docx and other file types being downloaded with an .odt extension from zotero.org in some browsers. Existing files will be corrected in the near future. As a temporary workaround, rename files to use the correct extension. (details)
• When rebuilding index, continue to index other files after indexing failure
• Don't show debug output when saving snapshots with debug pref off
• Minor tweaks for addons.mozilla.org validator

• Allow use of empty string as delimiter in xpathText

• Added first-run guidance to QuickFormat window

• Word processor integration
  • Fixed switching to classic Add Citation dialog
  • Fixed high CPU use in LibreOffice plugin
  • Made QuickFormat page number handling more reliable
  • Fixed QuickFormat display/focus issues on Linux
  • Fixed a crash on Linux when using LibreOffice integration
• Fixed broken snapshot annotation
  • Note that annotation/highlight functionality is no longer maintained, annotations and highlights do not sync, and use of those features is discouraged. (more details)
• Don't use Windows 7 theme on Windows XP
• Minor UI tweaks on Windows
• [Standalone] Fixed startup issues on some Windows XP systems
• [Standalone] Updated various messages to refer to “Zotero” rather than “Firefox”
• [Standalone] Clarified title of first-run dialog

• Tweaked appearance of item pane tabs
• Added additional test to database integrity check in preferences

• Word processor integration
  • Point directly to 3.0 plugins page from preferences
  • Fixed Edit Bibliography
  • Allow editing bibliography when it contains items not present in the DB
  • Don't show an error when trying to insert a bibliography after the Set Document Preferences window has been shown but the style has not been changed
  • [Linux] Pull windows to the foreground
  • [Linux] Don't break integration if QuickFormat dialog is closed with close box
• Miscellaneous bibliographic output and word processor integration fixes
  • Fix layout of certain styles at wide window dimensions
  • Updated citeproc-js to 1.0.272
• Fixed a duplicate-merging error when sortAttachmentsChronologically or sortNotesChronologically was enabled
• Refuse to open preferences in connector mode and close preferences when Zotero Standalone is opened
• Fixed appearance of item pane tabs in Firefox Nightly

• Mapped blogPost to post-weblog and forumPost to post in CSL

3.0rc1.1 was released for Zotero Standalone only.

• Fixed a potential error during import or export.

• Added progress indicator to Add Item by Identifier
• Word processor integration
  • Sort libraries in Quick Format window by number of items cited from them
  • Various other improvements
• Save real target URLs from Google search results
  • “Save Link as Zotero Item” previously saved Google's tracking page instead of the real destination
• Added help button to preference panes pointing to documentation
• Automatically remove linked items from trash if necessary when redragging items to a library
• Removed redundant Chicago and MHRA “Note without Bibliography” styles
• Added “Preferences” to menus in Standalone on Windows and Linux

• Fixed sync error if duplicates were merged before first sync
• Fixed dragging collection from a group library
• Fixed collection drag error if collection contained a standalone file attachment and group didn't allow files
• Fixed translator-based saving on certain pages containing frames
• Word processor integration
  • Fixed various issues in Quick Format window
  • Fixed conversion between fields and bookmarks
• Miscellaneous bibliographic output and word processor integration fixes
  • Updated citeproc-js to 1.0.267
• Fixed error generating bibliography when Ubuntu Firefox Modifications add-on was installed
• [Standalone] Fixed automatic launching/revealing of files/URLs (without external helper app dialog)
  • Now falls back to /usr/bin/xdg-open by default, configurable via extensions.zotero.fallbackLauncher.unix
• Fixed saving of “@22” files in snapshots
• Replace various space characters in filenames that break on Windows
• [Standalone] Fixed WebDAV “Verify Server” self-signed certificate dialog to provide accurate instructions
• Throw error when attempting to install style that isn't XML
• Don't show access error when removing Duplicates view from read-only library
• Show access error for translator save attempt to read-only library
• Disable “New Saved Search” menu option in read-only libraries
• Scroll row into view when tabbing through item/tags box
• [Standalone] Fixed HTML button in note editor
• [Standalone] Adjusted some Firefox-specific error messages
• Fixed some erroneous sync conflicts
• Fixed creator-based report sorting (currently less advanced than in items pane)
• Added additional database integrity check step
• Fixed appearance of “Restore to Library” button
• Fixed hidden error switching between options in download dialog before Z pane was opened
• Various and sundry

• Fixed global flag on Zotero.Prefs.get() — previously always returned false
• Drop empty creators in translator architecture
• Fixed debug output of thrown errors

3.0b3.2 was released for Zotero Standalone only.

• Fixed error when installing Word for Windows integration.

3.0b3.1 was released for Zotero Standalone only.

• Fixed hang while adding a citation in OpenOffice.org or LibreOffice.

• Firefox 10 compatibility
• Added Trash to group libraries
• Show progress bar over Zotero pane for large syncs instead of freezing UI
• “Titles and Creators” search mode is now “Title, Creator, Year”
• Added first run guidance for translator save icon
• Performance improvements
  • Initial items list load
  • Collection switching
  • “+” key in items list
  • Upload sync processing
• Word processor integration
  • QuickFormat dialog
    • Show most recently cited items at the top of the list
    • Typing “ibid” now shows a list of most recently cited items
    • Added grouping of items by library
    • Support :<PAGE NUMBER> syntax
    • Show metadata when clicking an item
    • Added delay after keypress before search
    • Don't include “&” and “and” in searches
    • Refuse to close if text remains in the box
  • Show search menu and allow column selection in Select Items dialog
  • Keep Add Citation dialog raised whenever Firefox is in the foreground, and add hidden pref extensions.zotero.integration.keepAddCitationDialogRaised to keep dialog raised at all times
  • Don't update citations that haven't changed, even on refresh
• Duplicate detection
  • Require at least one last name + first initial match for title matching
  • Increase maximum length of field selector menu items, and display tooltip if still cut off
• Added more reasonable “Medium” font setting, and shifted M/L to L/XL
• Display “Load WebDAV URL” button in Verify Server error dialog to allow for easier certificate override in Standalone
• Restrict “-” and “+” in collections pane to current library
• Limit number of creators initially displayed in metadata pane to avoid performance problems on items with many creators
• Disable toolbar buttons in collections that cannot be edited
• Moved “Save to Zotero” option to bottom of download box
• Standalone toolbar is now draggable on OS X
• Changed default style to “Chicago Manual of Style (Note)”
• Added “Restore to Library” context menu option on items in trash
• Automatically trim whitespace from sync username
• Debug output
  • Limit size of submitted debug output to prevent submission errors
  • Prepend error info (except other add-ons info) to debug output
• Stability improvements

• Fixed ISBN lookup
• Fixed errors with item relations
• Fixed issues with duplicate detection in group libraries
• Fixed a potential save error before Zotero pane was first opened
• Fixed a number of problems related to newlines in titles and filenames
• Fixed blank window/tab when opening attachment on some (mainly Linux) systems
• Standalone
  • Fixed dragging in of links
  • Fixed Windows file export error
  • Fixed accessing csledit.xul and cslpreview.xul from preferences
• Word processor integration
  • Refocus Quick Format dialog after reference is clicked
  • Show Quick Format dialog at appropriate size if many sources are cited
  • Don't let user uncheck “Store references” checkbox if there are stored references
  • Miscellaneous bibliographic output and word processor integration fixes
    • Updated citeproc-js to 1.0.250
• Fixed certain causes of “Error processing uploaded data” sync error
• Primary creator type didn't change when switching between item types
• Fixed broken notes when the first note viewed in a session was read-only
• UI issues
  • Fixed add/remove buttons in Advanced Search window on Windows
  • Collapse subcollections, not just root libraries, on “-” key
  • Retain collection selection after “+” and select library root after “-”
  • Move collection selection down if a collection above is opened (since 3.0b2)
  • Allow twisty clicks to work in duplicates view
  • Show the + cursor symbol when dragging items between collections or libraries
  • Update trash icon properly when adding items to trash or emptying trash
  • Only items pane should flex with window resize
  • OS X consistency tweaks
• If a view isn't editable, don't show Locate button to avoid sync access error
• Fixed “Untitled” collection naming after “Untitled 10”
• Display more helpful message for “Username not set” error when clicking on the sync error icon
• In certain situations Zotero pane display settings could be reset
• Fixed description of how to add a locate engine

• Zotero.Items.getDeleted() and Zotero.Items.emptyTrash() parameter order changed
• Zotero.Items.getDeleted() now returns an empty array rather than FALSE on no results
• Added itemToCSLJSON() utility function
• Allow cross-site processDocuments() calls

3.0b2.1 was released for Zotero Standalone only.

• Windows Standalone executables and installer are now signed

• Fixed a transient startup error that could appear immediately after updating Zotero Standalone.

• extensions.zotero.debug.stackTrace preference includes full stack traces with each log message

• Save icon context menu
  • Select alternative translators and look up items using locate engines without saving
  • Currently available in Zotero for Firefox only
• Firefox 7 compatibility
• Faster switching between collections
• Don't show attachments in QuickFormat
• Don't include child items in “Titles & Creators” searches
• Alphabetic sorting of groups

• Fixed item dragging between libraries
• Add Item by Identifier didn't save to the selected collection
• Duplicate detection fixes
  • Alternative versions of fields (via selection icon) were not saved
  • Some items with non-Latin titles were incorrectly flagged as duplicates
  • Relations (e.g., cross-library links) were saved incorrectly
• Fixed random sync errors with large transfers
• Fixed issues with some translators on Firefox 3.6
• Fixed hung PDF metadata retrieval window when saving from Firefox download dialog if PDF tools aren't installed
• Fixed first run profile migration on Windows
• Fixed a potential startup error on Windows
• Word processor integration
  • Properly save page numbers in document
  • Update QuickFormat on backspace
  • Citations did not update if they were created while the citation editor was open in the classic citation dialog
  • Fixed adding formatted custom citations in OpenOffice.org
  • Fix a rare hang when attempting to insert a citation with Word for Mac
• Don't auto-associate proxy domains if an HTTP error code is received
• Fixed saving authors from COinS
• Fixed auto-updating on Linux for future updates
• Don't build New Item submenu more than once

• Mapped “system” to “medium” in CSL
• Added buttons to open csledit.xul and cslpreview.xul to Standalone Advanced prefs

In addition to the below changes, 3.0b1 also includes many under-the-hood changes to support Zotero Standalone.

• Duplicate detection
  • Adds a per-library “Duplicate Items” virtual search to the source list — shows up by default for “My Library” but can be added to and removed from all libraries
  • In duplicates view, sets are selected automatically; in other views, duplicate items can be selected manually and the merge interface can be brought up with “Merge Items” in the context menu
  • Can select a master item and individual fields to merge from other versions
  • Word processor integration code will automatically find mapped replacements and update documents with new item keys
• Word processor integration improvements
  • Streamlined word processor integration dialog
  • Documents can now be shared with users of Zotero and other compatible software without using Zotero groups
  • Warn if a citation has been modified and ask whether to perform future updates
• Standalone connector for Firefox
  • Firefox extension switches in/out of connector mode automatically when Standalone is launched or closed
• New quick search bar modes
  • “Titles/Creators”, “All Fields” (including tags and note content), “Everything” (including full text)
• Collections can now be dragged into group libraries
• Added “Create New Item from Current Page” web page context menu option
• Remember open/close state of source list (libraries, collections, etc.)
• Faster file import
• Various UI improvements
• “Show in App Tab” and “Show in Separate Tab” are now separate preferences
• Added ability to add attachment links by URI
• Display most recently used item types in New Item drop-down menu
• Show “Save to Zotero” option for certain file types in unknown-file-type dialog
• Added Transform Text→Sentence Case option
• Manually created items now inherit single/double creator field mode from last item selected
• Show an error if an invalid style is added to Zotero
• Show an appropriate error message if Quick Copy is used on a non-reference
• Clear tag selector when switching between views
• Don't show context menu options when >20 items selected
• Debug output logging
  • Reset “Enable after restart” to false after a restart
  • Disable logging after submitting to Zotero server

• Word processor integration
  • Remove “{Citation}” field if left after error
  • Don't show Trash in word processor integration windows
  • Consider items in trash to be missing in word processor documents
• Left/right arrow now expands/collapses all selected items instead of just the last-selected row
• Disabled Transform Text context menu when item isn't editable
• Fixed file editing within searches and Unfiled Items
• The same list row is now reselected after item deletion
• Change invalid creator type for item type to item type's primary creator automatically
• Clear all tags in tag selector if a selected tag is removed via the tags pane
• Fixed hang on Firefox shutdown after launching multiple Zotero instances

• Updated citeproc-js to 1.0.203
• Numerous changes to translator coding (details)
• Translator testing framework
• Registered event listener for ZoteroItemUpdated
• Refactored Zotero.Translate save process (details)
• Zotero.Item.getNotes(), Zotero.Item.getAttachments(), and Zotero.Item.getTags() now return empty arrays rather than FALSE if no matches
  • Tests on those return values in third-party code will need to be changed
• Customizable attachment export (details)
• New function Zotero.Utilities.removeDiacritics(str, lowercaseOnly)
• New 'tempTable' search condition can take a table to join against
  • Useful for implementing virtual source lists
• Consolidated various utility functions under Zotero.Utilities
• Map Zotero language field to CSL item variable “language”

View the 2.1 changelog