Contact Form 7

https://contactform7.com/contact-form-7-564/

https://contactform7.com/contact-form-7-563/

https://contactform7.com/contact-form-7-562/

https://contactform7.com/contact-form-7-561/

https://contactform7.com/contact-form-7-56/

https://contactform7.com/contact-form-7-556/

https://contactform7.com/contact-form-7-555/

https://contactform7.com/contact-form-7-554/

https://contactform7.com/contact-form-7-553/

• REST API: Removes argument schema reference that causes error when the form has 'id' field.
• Changes method names that are reserved in PHP 5.6.

• Fixed: Reserved keyword was used in PHP class constant name.
• Fixed: Uncaught TypeError on in_array() call.

https://contactform7.com/contact-form-7-55/

https://contactform7.com/contact-form-7-542/

https://contactform7.com/contact-form-7-541/

https://contactform7.com/contact-form-7-54/

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• Removes control, separator, and other types of special characters from filename to fix the unrestricted file upload vulnerability issue.
• Akismet: Sets ISO 8601 date/time format for the comment_date_gmt parameter.

• Flamingo: Passes the last_contacted parameter based on the submission timestamp.

• Block Editor: Introduces the contact form selector block type.
• Renames the 'images' directory to 'assets'.
• New filter hook: wpcf7_form_tag_date_option.
• Date: Makes all DateTime date formats available for min and max options.
• Date: Converts the default value to Y-m-d date format string.
• Disallowed list: Deprecates the wpcf7_submission_is_blacklisted filter hook in favor of wpcf7_submission_has_disallowed_words.
• Accessibility: Sets the aria-describedby attribute for invalid fields.
• Default form template: Removes the "(required)" labels from required fields. Adds "(optional)" to optional fields instead.
• Default mail template: Uses site-related special mail-tags.

• Fixed: A REST API call aborted with a PHP fatal error when the WPCF7_USE_PIPE constant value was false.
• Introduces the wpcf7_doing_it_wrong() function.
• Sets the trigger_error() functions $error_type parameter explicitly.
• Makes the wpcf7_special_mail_tags filter functions $mail_tag parameter optional.

• Makes the [contact-form-7 404 "Not Found"] message localizable.
• REST API: Adds the permission_callback argument to every endpoint definition.
• Flamingo: Uses id() instead of id, if available.
• Fixed: The free_text option did not work correctly with the exclusive option.
• Applies wpcf7_mail_tag_replaced filters even when the $posted_data is null.
• Adds custom mail-tag replacement for quiz fields.
• Admin: Updates the date column format in the list table.

• Submission: Introduces the $posted_data_hash and $skip_spam_check properties.
• Submission: Introduces the wpcf7_skip_spam_check filter hook.
• Contact form: Introduces the pref() method.
• REST API: Adds parsed form-tags data to the response.
• REST API: Deprecates the wpcf7_ajax_json_echo and wpcf7_ajax_onload filter hooks and introduces the wpcf7_feedback_response and wpcf7_refill_response filter hooks as alternatives.
• Frontend CSS: Style rules for the response output refer to the form elements class attribute.
• Frontend JavaScript: Abolishes the use of jQuery events.
• reCAPTCHA: Moves script code to a separate file.
• reCAPTCHA: Changes the name of the field for reCAPTCHA response token from g-recaptcha-response to _wpcf7_recaptcha_response.

• Special mail-tags: Reflects WP timezone to [_date] and [_time] mail-tags.
• WPCF7_FormTag: Reflects WP timezone to get_date_option() output.
• User input validation: Strictly compares to boolean false.

• reCAPTCHA: Shows no warning on upgrading from v2 if the global sitekey is defined.
• reCAPTCHA: Improves the frontend JavaScript coding.
• Accessibility: Improves the response message markup.
• Fixes the regular expression pattern in wpcf7_is_tel().
• Fixed: Character count was not reset after a successful submission.
• Fixed: The fourth parameter of the wpcf7_special_mail_tags filter hook was not correctly set.

• CSS: Adds an explicit LTR direction style rule for code inputs.
• Accessibility: Uses Error instead of ERROR in warnings.

• CSS: removes a style rule from the stylesheet that was unnecessary and conflicting with Twenty Twentys rules.
• REST API: retrieves the contact form ID explicitly from the route parameters.

• Config Validator: New test item for the unavailable_html_elements error.
• Config Validator: New test item for the attachments_overweight error.

• reCAPTCHA: introduces the WPCF7_RECAPTCHA_SITEKEY and WPCF7_RECAPTCHA_SECRET constants.
• reCAPTCHA: Introduces the wpcf7_recaptcha_sitekey and wpcf7_recaptcha_secret filter hooks.
• Adds $status parameter to the wpcf7_form_response_output filter.
• Creates a nonce only when the submitter is a logged-in user.
• Introduces WPCF7_ContactForm::unit_tag(), a public method that returns a unit tag.
• reCAPTCHA: gives a different spam log message for cases where the response token is empty.
• Acceptance Checkbox: supports the label_first option in an acceptance form-tag.

• Fixes a bug making it unable to unselect an option in the Mail tab panel.

• Constant Contact: Introduces the contact list selector.
• Constant Contact: Introduces the constant_contact additional setting.
• reCAPTCHA: Introduces the wpcf7_recaptcha_actions and wpcf7_recaptcha_threshold filter hooks.

• reCAPTCHA: Modifies the reaction to empty response tokens.

• Introduces the Constant Contact integration module.
• Updates the reCAPTCHA module to support reCAPTCHA v3.
• Adds Dark Mode style rules.

• Fixes the inconsistency problem between get_data_option() and get_default_option() in the WPCF7_FormTag class.
• Suppresses PHP errors occur on unlink() calls.
• Introduces wpcf7_is_file_path_in_content_dir() to support the use of the UPLOADS constant.

• Specifies the capability_type argument explicitly in the register_post_type() call to fix the privilege escalation vulnerability issue.
• Local File Attachment disallows the specifying of absolute file paths referring to files outside the wp-content directory.
• Config Validator adds a test item to detect invalid file attachment settings.
• Fixes a bug in the JavaScript fallback function for legacy browsers that do not support the HTML5 placeholder attribute.
• Acceptance Checkbox unsets the form-tag's do-not-store feature.

• CSS: Applies the "not-allowed" cursor style to submit buttons in the "disabled" state.
• Acceptance Checkbox: Revises the tag-generator UI to encourage the use of better options in terms of personal data protection.
• Introduces wpcf7_anonymize_ip_addr() function.
• Introduces the consent_for:storage option for all types of form-tags.

• Added the Privacy Notices section to the readme.txt file.
• Updated the Information meta-box content.
• Use get_user_locale() instead of get_locale() where it is more appropriate.
• Acceptance Checkbox: Reset submit buttons disabled status after a successful submission.

• Fixed incorrect uses of _n().
• Config validation: Fixed incorrect count of alerts in the Additional Settings tab panel.
• Config validation: Fixed improper treatment for the [_site_admin_email] special mail-tag in the From mail header field.
• Acceptance checkbox: The class and id attributes specified were applied to the wrong HTML element.
• Config validation: When there is an additional mail header for mailboxes like Cc or Reply-To, but it has a possible empty value, Invalid mailbox syntax is used error will be returned.
• Explicitly specify the fourth parameter of add_action() to avoid passing unintended parameter values.
• Check if the target directory is empty before removing the directory.

• Remove improper uses of esc_sql().
• Fix the refill REST-API request so that a nonce is set when available.
• Give more contrast to unused mail-tags in the Mail tab panel to make them easier to recognize.
• Undo the previous change of HTTP status code for the REST-API response.

• Code using create_function() has been removed to avoid security risks and warnings given when using with PHP 7.2+.
• Display the notice of config validation again to encourage admins to apply some important validation items recently added.
• REST API endpoint returns more specific HTTP status code 409 instead of 400.
• Fixed appearance of configuration error signs in the Additional Settings tab.

• Supports subscribers_only setting
• Changes the default value of WPCF7_VERIFY_NONCE to false
• WPCF7_FormTagsManager::collect_tag_types() supports invert option
• New filter hooks: wpcf7_verify_nonce, wpcf7_subscribers_only_notice, wpcf7_remote_ip_addr, and wpcf7_submission_is_blacklisted
• Fixed: Form-tag's tabindex option did not accept 0 or negative integer values
• Shows a validation error when no option in a radio buttons group is checked
• Config validator: Adds a validation rule against the use of deprecated settings (on_sent_ok and on_submit)
• Allows to pass the skip_mail option through the WPCF7_ContactForm::submit() and WPCF7_Submission::get_instance() function parameters.
• Triggers wpcf7beforesubmit custom DOM event. You can manipulate the formData object through an event handler.

• wpcf7.initForm JavaScript function added to isolate form initialization process.
• Fix response message duplication caused by repeated click on submit button.
• Clear $phpmailer->AltBody to avoid unintended inheritance from previous wp_mail() calls.
• Fix incorrect character count of textarea input.
• Akismet: Exclude the comment_author, comment_author_email, and comment_author_url values from the comment_content value.
• REST API: More reliable approach to build route URLs.
• Include free_text inputs into event.detail.inputs.

• Stopped using jquery.form.js.
• Added custom REST API endpoints for Ajax form submissions.
• WPCF7_FormTag class implements ArrayAccess interface.
• WPCF7_FormTagsManager::filter() filters form-tags based on features they support.
• New form-tag features: do-not-store, display-block, and display-hidden
• Removed inappropriate content from h1 headings.
• Added the support of size:invisible option to the reCAPTCHA form-tag.

• Added REST API custom endpoints to manipulate contact form data.
• Config Validator: Added test items for field names and attachment file paths.
• Added custom DOM events: wpcf7invalid, wpcf7spam, wpcf7mailsent, wpcf7mailfailed and wpcf7submit.
• New action hook: wpcf7_after_flamingo.
• Added size option to select and select* form-tag types.
• Made it possible to use the 3rd parameter of wpcf7_add_form_tag() to specify "features" of the form-tag type.

• Fixed: "0" input could pass the minlength validation.
• Fixed: exclude_blank option was applied to all mail fields, not only to the message body.
• Fixed: wpcf7_autop() incorrectly inserted <br /> around hidden and block-type form-tags.
• Fixed: Applying strtolower() to uploaded file names was unnecessary and could cause troubles in a non-English environment.

• Ajax loader: HTML markup changed to <span> to be easily customizable with CSS.
• Appends a proper header and footer to HTML mail content automatically.
• [_serial_number] special mail-tag.
• New form-tag type for hidden fields.
• default:shortcode_attr form-tag option.
• WPCF7_Shortcode, WPCF7_ShortcodeManager, wpcf7_add_shortcode(), wpcf7_scan_shortcode(), and some other classes and functions have become deprecated.
• Removed all language files from the languages folder. Translations have moved to translate.wordpress.org.

• Avoids JavaScript strict-mode errors seen with ill-designed themes.
• Fixed a bug around reCAPTCHA's callback and expired-callback options.
• Specifies cursor style for file uploading fields.
• Corrects language tags for locale codes with modifying suffix like '_formal'.
• Corrects wpcf7_is_rtl() output. Added 5 locales to the RTL locales list.
• Language Packs: Language files for Portuguese (Brazil) (pt_BR) and Hebrew (he_IL) have been removed.

• The default contact form template is revised.
• reCAPTCHA: Run grecaptcha.reset() after a submission.
• The autocomplete option for form-tags and wpcf7_form_autocomplete filter hook are introduced to manage autocomplete attribute.
• The config validator is revised. The wpcf7_config_validator_validate action hook is introduced to allow 3rd-party to cut in.
• A bug in character count form-tag is fixed.
• Language Packs: Language files for Danish (da_DK), Polish (pl_PL), and Czech (cs_CZ) have been removed from the plugin package.

• Language Packs: Language files for French (fr_FR), Russian (ru_RU), Slovak (sk_SK), and Turkish (tr_TR) have been removed from the plugin package.
• Config Validation: Interoperability support for WordPress MU Domain Mapping plugin: Treats a mapping domain as the site domain when you compare an email address with the site domain.
• Config Validation: Made email-in-site-domain verification case-insensitive.

• Config Validation: Added a link to FAQ.
• Config Validation: Relaxed email domain validation.
• Config Validation: Added mail header syntax check for Cc, Bcc, and Reply-To.
• Fixed: Incorrect character count for quotation marks.
• Language Packs: Language files for German (de_DE), Italian (it_IT), Romanian (ro_RO), Estonian (et), Spanish (es_ES), and Finnish (fi) have been removed.

• The configuration validator has been introduced.
• The language selector has been removed from Add New Contact Form screen.
• Attach a plain text version of the message when sending HTML mail.
• Added do_not_store additional setting to tell data storage add-ons not to store data through the contact form.
• The minimum required WordPress version has been changed from 4.2 to 4.3.

• Use wp_loaded action hook instead of init to initialize the controller process.
• Fixed: Validation error messages for Really Simple CAPTCHA fields didnt appear.
• Display an alert message if there is a reCAPTCHA widget left unanswered.
• Translations for Portuguese, Hungarian, and Turkish have been updated.

• reCAPTCHA module has been introduced.
• Translations for Croatian, Danish, Persian, and Swedish have been updated.
• WordPress 4.2 or higher is required.

• Fixed: Possible empty name attribute of form element (invalid HTML5).
• Translations for Portuguese, Hungarian, and Spanish have been updated.

• Corrected admin script dependencies.
• Shows a hint for keyboard operation in the editor screen.
• Translations for Estonian, Portuguese, Dutch, and Turkish have been updated.

• Renewal of the editor screen.
• Translation for Slovene has been updated.
• WordPress 4.1 or higher is required.

• Added role="form" to wrapper div elements.
• Added wrapping label elements to quiz question strings.
• Translation for Portuguese has been updated.

• Security enhancement: use wp_rand() instead of mt_rand() for CAPTCHA file name generation to make it harder for attackers to predict its next value.
• Modified wpcf7_plugin_url(): use plugins_url() internally.
• Translations for Russian, Hungarian, Swedish, German, and Turkish have been updated.

• Added maxlength and minlength options to several form-tag types.
• Added [count] form-tag type that represents character count for form fields.
• Introduced WPCF7_Validation class to handle the user-input validation process.
• Added the front-end URL normalization for [url] fields.
• Added default:get, default:post and default:post_meta options to get default values from the context.
• Translations for Turkish, German, Portuguese, Dutch, and Hebrew have been updated.
• WordPress 4.0 or higher is required.

• The contextual help tab has been added to admin pages.
• Changed the admin menu icon to "email" dashicon.
• Translations for Croatian, Turkish, and Catalan have been updated.

• Introduced wpcf7_build_query() to correctly apply urlencode to keys and values in URL queries.
• Translations for Portuguese, Spanish, Hungarian, and German have been updated.

• Fixed a bug that caused an error when creating new contact forms in some environment.
• Translations for Portuguese and Croatian have been updated.

• The default mail template changed (see Best Practice to Set Up Mail).
• Translations for Slovak, German, Turkish and Portuguese have been updated.
• WordPress 3.9 or higher is required.

• Fixed: file uploading was disabled in some of server environments because of wrong use of mt_rand() function.
• Translations for Hungarian has been updated.

• Fixed: incorrect behavior seen in demo mode.
• Fixed: Flamingo saved submitter's contact info even when the submission was spam.
• New: Introduce wpcf7_skip_mail filter.
• Enhancement: add a random-named directory to each uploaded file's temporary file path in order to make the path harder for a submitter to guess.
• Translation for Punjabi has been created.
• Translations for Turkish, Korean and Slovak have been updated.

• Fix: options with empty values didn't work correctly in a drop-down menu.
• Fix: broke layout of input fields after validation by an incorrect jQuery use.
• Fix: couldn't enqueue JavaScript manually with wpcf7_enqueue_scripts() when WPCF7_LOAD_JS was false.
• Fix: couldn't enqueue CSS manually with wpcf7_enqueue_styles() when WPCF7_LOAD_CSS was false.
• Translations for Greek and Hungarian have been updated.

• A major change has been made to the internal structure. For details, see beta release announcement.
• The exclude_blank mail option has been introduced.
• The wpcf7_load_js and wpcf7_load_css (functions and filter hooks) have been introduced.
• The jQuery Form Plugin (jquery.form.js) has been updated to 3.51.0.
• Translations for Persian and Slovak have been updated.
• WordPress 3.8 or higher is required.

• Fix: misuse of functions that Akismet 3.0 has marked deprecated.
• Fix: some URL outputs used esc_url_raw in places where esc_url should be used.
• Translation for Finnish and Thai have been updated.

• Introduced data option for select, checkbox and radio form-tags. With Listo plugin, you can make a menu with hundreds of options.
• Accessibility improvement: add an invisible response message block before <form>.
• Added relative date notation support in min and max options of date form-tags.
• Added html_name attribute support in [contact-form-7] shortcodes.
• WordPress 3.7 or higher is required.
• Translation for Ukrainian has been updated.

• Fixed a bug that allowed to avoid CAPTCHA validation.
• The jQuery Form Plugin (jquery.form.js) has been updated to 3.50.0.
• Translation for Dutch has been updated.

• The jQuery Form Plugin (jquery.form.js) has been updated to 3.49.0.
• Fixed a bug of auto-p formatting around [response].
• Translations for Russian, Korean, Hungarian, and German have been updated.

• Support free_text option that allows checkbox/radio to have an additional free text field.
• Restore floating-tip style validation error as an option.
• Support html_id and html_class attributes in [contact-form-7] shortcode.
• Fixed bug that Flamingo stored submissions in demo-mode.
• Fixed bug where auto-p function wrapped [response] with p.
• The jQuery Form Plugin (jquery.form.js) has been updated to 3.48.0.
• Translation for Haitian has been created. Translations for German, Hungarian, Czech, Turkish, Lithuanian, French, Basque, and Brazilian Portuguese have been updated.

• Fixed: Strip slashes from some text inputs before validating them.
• The jQuery Form Plugin (jquery.form.js) has been updated to 3.45.0.
• Translations for German, French, Persian and Romanian have been updated.

• Checking of file extension when uploading has been enhanced.
• The jQuery Form Plugin (jquery.form.js) has been updated to 3.44.0.
• Translation for Central Kurdish (ckb) has been created.
• Translations for German, Hungarian and Japanese have been updated.

• Fixed: Strip newlines to prevent mail header injection.
• The jQuery Form Plugin (jquery.form.js) has been updated to 3.40.0.
• Translations for Spanish and Dutch have been updated.

• Fixed: Submissions with array value cause PHP error.
• Translation for Indian Bengali (bn_IN) has been created.
• Translations for Spanish, Tagalog and Japanese have been updated.

• Fixed: Unintended tabindex attributes are added to checkbox items.
• Fixed: Added an unique number to each getJSON request for avoiding cache-related issues.
• The jQuery Form Plugin (jquery.form.js) has been updated to 3.36.0.
• Translation for Gujarati language has been created by Apoto.
• Translations for French, Polish, Simplified Chinese, Arabic, Catalan and Japanese have been updated.

• Fixed: Watermark option doesn't work on old browsers.
• Fixed: Telephone number validation doesn't accept space and parentheses.
• Translations for Russian, Slovak, Hungarian, German and Turkish have been updated.

• Fixed: Logic of resolving upload directory on WordPress 3.5 multi-site install.
• The jQuery Form Plugin (jquery.form.js) has been updated to 3.25.0.
• Translations for French, German, Russian and Turkish have been updated.

• Fixed: Add the additional headers only when they are not empty.
• Fixed: Don't load hidden files in the modules folder.
• The jQuery Form Plugin (jquery.form.js) has been updated to 3.23.
• Irish translation has been created by Vikas Arora.
• Translations for German, Thai, Hungarian and Tagalog have been updated.

• Fixed: Apply esc_html() to response outputs. In the case it is necessary to use HTML tags in the response messages, new wpcf7_form_response_output filter is available.
• Fixed: Don't use $_POST for internal data passing. Use global $wpcf7 variable instead.
• Fixed: Treat array value correctly in the Akismet module.
• Fixed: Escape outputs of [_user_agent] spacial mail tags used in the HTML mode.
• Fixed: Don't show the notice about conflicting with Jetpack to new users who rarely see such conflicts.
• The jQuery Form Plugin (jquery.form.js) has been updated to 3.18.
• Translations for Danish and Finnish have been updated.

• New: Introduce a new special mail tag [_user_agent] for user agent information.
• New: Make WordPress Comment Blacklist applicable for inputs through contact forms.
• New: Introduce new form of mail tag [_raw_{field name}]. This allows to output raw user input those have not been modified with pipes.
• New: Make mail tags available in response messages.
• New: Introduce new additional setting on_submit. It works like on_sent_ok and has one-line JavaScript code, but on_submit code is fired regardless of whether or not the mail has been sent successfully.
• New: Introduce 5 new jQuery custom event triggers (invalid.wpcf7, spam.wpcf7, mailsent.wpcf7, mailfailed.wpcf7, submit.wpcf7).
• Fix: Nonce used in a form have been changed to have no time limit.
• Fix: Make every post metas key have underscore prefix.
• The jQuery Form Plugin (jquery.form.js) has been updated to 3.15 and compressed with YUI compressor.
• The required WordPress version has been changed and now requires WordPress 3.3 or higher. If you use WordPress 3.2, you will need to upgrade WordPress.
• Translations for Arabic and German have been updated.

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• Fixed: Error for use of array_key_exists function with invalid first argument.
• Fixed: Adding unnecessary rewrite rules.
• Fixed: "Screen Options" doesn't appear on each contact form edit screen.
• Change the comment_type value sent to Akismet from 'contactform7' to 'contact-form' following their blog post.
• Introduce wpcf7_add_meta_boxes function and action with the same name. This makes it easier to add custom meta boxes to the edit screen.
• Pass meta informations of each form submission (e.g. client's IP address) to Flamingo.
• The jQuery Form Plugin (jquery.form.js) has been updated to 3.14 and compressed with YUI compressor.
• Translation for Basque has been created.
• Translations for German, Italian, and Polish have been updated.

• Enhanced admin panel. Introduced list table view for contact forms.
• Moved the Contact menu to the upper position (just below the Comments).
• Show alert message when Jetpack contact form is active.
• Introduced Flamingo module.
• Made capabilities more customizable.
• wpcf7_admin_url() is deprecated. Use admin_url() or menu_page_url() instead.
• Changed the default defined value of constants WPCF7_PLUGIN_DIR and WPCF7_PLUGIN_URL.
• The jQuery Form Plugin (jquery.form.js) has been updated to 3.09 and compressed with YUI compressor.
• Translations for Latvian, Swedish, and Czech have been updated.

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• Auto-generate .htaccess file in the CAPTCHAs temporary folder to hide answer files in it.
• Make sure all fields given by form-tags are in the posted_data property.
• Fix the RTL style sheet for admin pages.
• Bug fixed: names of uploaded files dont appear in mail body.
• The jQuery Form Plugin (jquery.form.js) has been updated to 3.08.
• Translations for German, Hungarian, Slovene, and Lithuanian have been updated.

• Introduce wpcf7_verify_nonce() and wpcf7_create_nonce() for front-end use. This fixes the wrong nonce issue on cached pages.
• Preserve new line characters in form shortcode contents to bypass auto-p filter.
• Use [\r\n\t ] instead of [\s] in regex to prevent issues of checkbox/radio options containing some UTF-8 characters are dropped.
• Bug fixed: tag generator menu is incorrectly shown on WordPress 3.2.x.
• The jQuery Form Plugin (jquery.form.js) has been updated to 2.96.
• Translations for Latvian, Hebrew, German, and Japanese have been updated.

• Offer nonce verification for contact forms.
• Add several options to retrieve logged-in user info as default value of field.
• Introduce wpcf7_validate filter for validation independent from specific form tag type.
• Search contact form by title when failed to find by ID.
• Include all $_POST variables into $cf->posted_data and make them referable from mail.
• Add watermark option to captchar (CAPTCHA-response) field.
• Introduce wpcf7_ajax_loader() function and wpcf7_ajax_loader filter.
• Introduce wpcf7_akismet_comment_check filter.
• Introduce menu icons created by Takao Honda.
• Translation for Azeri has been created.
• Translations for Italian, Russian, Arabic, Danish, Persian, Romanian, and Portuguese have been updated.

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• Fix a critical bug of losing checkbox option values when you save contact form.

• Show alert messages when you use it on old version of WordPress.
• Introduce wpcf7_is_rtl() to avoid not exist error of is_rtl().
• Take back data conversion from Contact Form 7 1.x.
• Normalize newline characters to \n (line feed) on save (fix export/import problem).
• Rewrite wpcf7_admin_url() and use menu_page_url() inside it.
• Use wp_enqueue_scripts and admin_enqueue_scripts action hooks instead of wp_print_styles and admin_print_styles.
• Use wp_safe_redirect() instead of wp_redirect().
• Updated jquery.form.js to 2.94.
• Translations for Esperanto has been created.
• Translations for German, Japanese, Malay, Thai, Slovak, and Hungarian have been updated.

• Removed unused icl.php file from modules folder.
• Replaced deprecated get_bloginfo('text_direction') with is_rtl().
• Made Acceptable file types field in the File upload tag generator being able to accept comma (,) and pipe (|) as separating character in addition to space.
• Added sanitization for $_POST['_wpcf7_unit_tag'] value for avoiding possible abuse.
• Updated jquery.form.js to 2.87.
• Translations for Tagalog, Belarusian, and Maltese have been created.
• Translations for Italian, German, Japanese, Russian, Latvian, and Afrikaans have been updated.

• Fixed the bug that didn't accept '0' as valid value of drop-down menu.
• Fixed the incorrect shortcode regexp blocking use of multiline content of textarea.
• Updated jquery.form.js to 2.83.
• Translations for Vietnamese (Khang Minh), Brazilian Portuguese (Caciano Gabriel Batista), Traditional Chinese (James Wu), Bahasa Indonesia (Belajar Seo Indonesia), German (Ivan Graf) and Hungarian (Farkas Gyz) have been updated.

• Fixed the bug that makes it not accept "0" value as watermark.
• Fixed too much normalization to form-tag shortcode with content.
• Fixed wrong regexp pattern for form-tag shortcode with content.
• Check $_POST of checkboxes and select menus to avoid warnings.
• Use proper action hook for enqueueing scripts: wp_enqueue_scripts and admin_enqueue_scripts.
• Bundled jquery.form has been updated to 2.72.
• Translations for Czech (Tomas Vesely) has been updated.

• Translation for Sinhala has been created by Nitin Aggarwal.
• Translations for German (Ivan Graf), Russian (Denis Voituk), Simplified Chinese (Keefe Dunn) and Polish (RafalDesign) have been updated.
• Fixed wrong [_url] special mail tag output.

• Translation for Armenian has been created by Emmanuelle Traduction.
• Translation for Tamil has been created by Nitin Aggarwal.
• Translations for German (Ivan Graf), Dutch (Rene), Arabic (Yaser Mohammed) and Romanian (Anunturi Jibo) have been updated.
• Bundled jquery.form has been updated to 2.52.

• Translation for Macedonian has been created by Darko.
• Translation for Malay has been created by Zairul Azmil.
• Translations for Danish (Georg S. Adamsen), French (Matre M), German (Ivan Graf), Latvian (Sandis Veinbergs) and Persian (Mohammad Musavi) have been updated.

• Fixed a bug causing fatal error on WordPress 2.9.
• Translations for Norwegian (Peter Holme) and Italian (Gianni Diurno) have been updated.

• Moved PO files to the external branch. They were space-consuming and enlarging the plugin package.
• Added an option for size attribute of <input type="file">.
• Added 'acceptance_as_validation' additional setting. This setting allows you to use acceptance checkbox as object of validation.
• Added watermark support to text, email and textarea tags.
• Use the latest jQuery Form plugin instead of the old one which WordPress bundles.

Releases

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• Fixed: wrongly applying 'autop' filter to message body of HTML-formatted mail.
• Fixed: possible cause of some Ajax-related troubles.
• Fixed: wrong HTML format of the result of [response] tag.
• Fixed: rewrote a few codes for avoiding warnings.
• Fixed: wrongly applying 'autop' filter to <textarea> contents.
• You can customize ajax loader image with new wpcf7_ajax_loader filter.
• Translations for Ukrainian (Ukrainian WordPress localization team), Brazilian Portuguese (Gervsio Antnio) and Serbian (Aleksandar Uroevi) have been updated.

• The required WordPress version has been changed and now requires WordPress 2.9 or higher. If you use WordPress 2.8, you will need to upgrade WordPress.
• When you insert multi-line text input into the message body of HTML-formatted mail, Contact Form 7 automatically applies an 'autop' (auto paragraph) filter to the text. This makes it so that the original user input styles remain -- and does not break paragraph styles in the HTML view.
• Translations for German (Ivan Graf), Finnish (Mediajalostamo), Thai (kazama) and Danish (Georg S. Adamsen) have been updated.

Releases

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• Filters for special mail tags have been moved to modules/special-mail-tags.php.
• A bug that caused erroneous formatting around <fieldset> tags has been fixed.
• A bug of pipes, which happened when you used a label with apostrophe and the pipe wouldn't work, has been fixed.
• esc_html() is applied to posted texts when the texts are inserted into the message body of HTML-formatted mail.
• Action hooks, wpcf7_enqueue_scripts and wpcf7_enqueue_styles, have been added.
• Translations for Italian (Gianni Diurno), German (Ivan Graf), French (Oncle Tom), Traditional Chinese (James Wu) and Hungarian (Farkas Gyz) have been updated.

• Incorrect JSON syntax causing conflict with jQuery 1.4 has been fixed.
• Some incompatibility issues with IE in admin panel have been fixed.
• The logic verifying if a plugins JavaScript is loaded has been improved.
• Translations for German (Ivan Graf) and Slovak (Patrik Bna) have been updated. Translation for Malayalam has been created by RAHUL S.A.

• Some other plugins that attempt to include files in inadvisable way were conflicting with Contact Form 7 2.1. A workaround for avoiding these types of issues has been introduced.
• Translations for Chinese (traditional; James Wu), Danish (Georg S. Adamsen), German (Ivan Graf) and Italian (Gianni Diurno) have been updated. Translation for Afrikaans has been newly created by Schalk Burger.

• The required WordPress version has been changed and now requires WordPress 2.8 or higher. If you use WordPress 2.7, you will need to upgrade WordPress.
• New "special mail tags" ([wpcf7.post_id], [wpcf7.post_name], [wpcf7.post_title], and [wpcf7.post_url]) have been introduced.
• The multilingualization functionality has been improved. You are now able to create contact forms in any languages with just a few clicks.
• The Tag Generator's JavaScript coding has been wholly reconstructed and you can extend it from the additional modules.
• Interoperability with cache plugins (WP Super Cache, etc.) has been improved.
• When known issues are found on your web host, a warning message is shown on the administration panel.
• Uninstall.php file has been added. This will clean up its table from your database when you remove Contact Form 7 from your site.
• Translations for Estonian (by Egon Elbre), German (by Ivan Graf), Hindi (by Ashish) and Italian (by Gianni Diurno) have been updated.

Releases

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