List of all WordPress filter hooks

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Hook Type Appearance In 2.5?
1 ${field_no_prefix}_edit_pre note filter 2.3 yes
2 ${field_no_prefix}_save_pre note filter 2.3 yes
3 ${field}_pre note filter 2.3 yes
4 ${taxonomy}_$field note filter 2.3 yes
5 ${taxonomy}_$field_rss note filter 2.3 Renamed in WP 2.5 (details)
6 ${taxonomy}_${field}_rss note filter 2.5 yes
7 add_ping filter 2.0 yes
8 admin_body_class filter 2.3 yes
9 allowed_redirect_hosts filter 2.3 yes
10 all_options filter 1.5 yes
11 async_upload_{$type} note filter 2.5 yes
12 atom_enclosure filter 2.2 yes
13 atom_service_url filter 2.5 yes
14 attachment_fields_to_edit filter 2.5 yes
15 attachment_fields_to_save filter 2.5 yes
16 attachment_icon filter 2.0 yes
17 attachment_innerHTML filter 2.0 yes
18 attachment_link filter 2.0 yes
19 attachment_max_dims filter 2.0 yes
20 attribute_escape filter 2.0.11 yes
21 audio_upload_iframe_src filter 2.5 yes
22 author_email filter 1.2.1 yes
23 author_feed_link filter 1.5.1 yes
24 author_link filter 1.5 yes
25 author_rewrite_rules filter 1.5 yes
26 auth_cookie filter 2.5 yes
27 autosave_interval filter 2.1 DEPRECATED
28 bloginfo filter 1.2.1 yes
29 bloginfo_rss filter 2.1 yes
30 bloginfo_url filter 2.0.11 yes
31 category_description filter 1.2.1 yes
32 category_feed_link filter 1.5.1 yes
33 category_link filter 1.5 yes
34 category_rewrite_rules filter 1.5 yes
35 category_save_pre filter 1.5 Renamed in WP 2.3 (details)
36 category_template filter 1.5 yes
37 cat_id_filter filter 2.1 DEPRECATED
38 cat_row filter 2.3 yes
39 cat_rows filter 2.1 yes
40 check_password filter 2.5 yes
41 clean_url filter 2.3 yes
42 comments_array filter 2.1 yes
43 comments_number filter 1.5 yes
44 comments_open filter 2.5 yes
45 comments_popup_link_attributes filter 2.5 yes
46 comments_popup_template filter 1.5 yes
47 comments_rewrite_rules filter 1.5 yes
48 comments_template filter 1.5.1 yes
49 comment_author filter 1.2.1 yes
50 comment_author_rss filter 1.5 yes
51 comment_content_presave filter 1.5 DEPRECATED
52 comment_edit_pre filter 1.5 yes
53 comment_edit_redirect filter 2.0.11 yes
54 comment_email filter 1.2.1 yes
55 comment_excerpt filter 1.2.1 yes
56 comment_feed_groupby filter 2.2 yes
57 comment_feed_join filter 2.2 yes
58 comment_feed_where filter 2.2 yes
59 comment_flood_filter filter 2.1 yes
60 comment_moderation_subject filter 1.5.2 yes
61 comment_moderation_text filter 1.5.2 yes
62 comment_notification_headers filter 1.5.2 yes
63 comment_notification_subject filter 1.5.2 yes
64 comment_notification_text filter 1.5.2 yes
65 comment_post_redirect filter 2.0.11 yes
66 comment_save_pre filter 1.5 yes
67 comment_status_links filter 2.5 yes
68 comment_status_pre filter 2.0 Renamed in WP 2.3 (details)
69 comment_text filter 1.2.1 yes
70 comment_text_rss filter 1.5 yes
71 comment_url filter 1.2.1 yes
72 content_edit_pre filter 1.5 DEPRECATED
73 content_filtered_save_pre filter 2.0.11 Renamed in WP 2.3 (details)
74 content_save_pre filter 1.5 yes
75 create_user_query filter 2.0 DEPRECATED
76 cron_schedules filter 2.1 yes
77 dashboard_count_sentence filter 2.5 yes
78 dashboard_incoming_links_feed filter 2.3 yes
79 dashboard_incoming_links_link filter 2.3 yes
80 dashboard_primary_feed filter 2.3 yes
81 dashboard_primary_link filter 2.5 yes
82 dashboard_primary_title filter 2.3 yes
83 dashboard_secondary_feed filter 2.3 yes
84 dashboard_secondary_link filter 2.3 yes
85 dashboard_secondary_title filter 2.3 yes
86 date_rewrite_rules filter 1.5 yes
87 day_link filter 1.5 yes
88 default_content filter 1.5 yes
89 default_excerpt filter 1.5 yes
90 default_feed filter 2.5 yes
91 default_title filter 1.5 yes
92 deprecated_file_trigger_error filter 2.5 yes
93 deprecated_function_trigger_error filter 2.5 yes
94 dynamic_sidebar_params filter 2.5 yes
95 editor_max_image_size filter 2.5 yes
96 edit_$field note filter 2.3 yes
97 edit_${taxonomy}_$field note filter 2.3 yes
98 edit_comment_link filter 2.3 yes
99 edit_post_$field note filter 2.3 yes
100 edit_post_link filter 2.3 yes
101 edit_term_$field note filter 2.3 yes
102 example_filter filter 2.5 yes
103 excerpt_edit_pre filter 1.5 Renamed in WP 2.3 (details)
104 excerpt_save_pre filter 1.5 Renamed in WP 2.3 (details)
105 explain_nonce_ note filter 2.1 yes
106 ext2type filter 2.5 yes
107 feed_link filter 1.5 yes
108 file_is_displayable_image filter 2.5 yes
109 flash_uploader filter 2.5 yes
110 format_to_edit filter 1.2.1 yes
111 format_to_post filter 1.2.1 yes
112 found_posts filter 2.1 yes
113 found_posts_query filter 2.1 yes
114 gallery_style filter 2.5 yes
115 getarchives_join filter 2.2 yes
116 getarchives_where filter 2.2 yes
117 gettext filter 2.0.11 yes
118 get_$taxonomy note filter 2.3 yes
119 get_attached_file filter 2.1 yes
120 get_avatar filter 2.5 yes
121 get_bloginfo_rss filter 2.2 yes
122 get_bookmarks filter 2.1 yes
123 get_categories filter 2.1 DEPRECATED
124 get_category filter 2.0.11 Renamed in WP 2.3 (details)
125 get_comment filter 2.3 yes
126 get_comments_number filter 1.5 yes
127 get_comment_author filter 1.5 yes
128 get_comment_author_email filter 1.5 yes
129 get_comment_author_IP filter 1.5 yes
130 get_comment_author_link filter 1.5 yes
131 get_comment_author_url filter 1.5 yes
132 get_comment_author_url_link filter 1.5 yes
133 get_comment_date filter 1.5 yes
134 get_comment_excerpt filter 1.5 yes
135 get_comment_ID filter 1.5 yes
136 get_comment_text filter 1.5 yes
137 get_comment_time filter 1.5 yes
138 get_comment_type filter 1.5 yes
139 get_editable_authors filter 2.0 yes
140 get_edit_comment_link filter 2.3 yes
141 get_edit_post_link filter 2.3 yes
142 get_enclosed filter 2.0 yes
143 get_lastpostdate filter 2.3 yes
144 get_lastpostmodified filter 2.3 yes
145 get_nested_categories filter 2.3 yes
146 get_next_post_join filter 2.1 Renamed in WP 2.5 (details)
147 get_next_post_sort filter 2.1 Renamed in WP 2.5 (details)
148 get_next_post_where filter 2.1 Renamed in WP 2.5 (details)
149 get_others_drafts filter 2.0 yes
150 get_pagenum_link filter 2.5 yes
151 get_pages filter 2.1 yes
152 get_previous_post_join filter 2.1 Renamed in WP 2.5 (details)
153 get_previous_post_sort filter 2.1 Renamed in WP 2.5 (details)
154 get_previous_post_where filter 2.1 Renamed in WP 2.5 (details)
155 get_pung filter 2.0 yes
156 get_search_query filter 2.3 yes
157 get_tags filter 2.3 yes
158 get_term filter 2.3 yes
159 get_terms filter 2.3 yes
160 get_the_excerpt filter 1.5 yes
161 get_the_generator_{$type} note filter 2.5 yes
162 get_the_guid filter 1.5 yes
163 get_the_modified_date filter 2.1 yes
164 get_the_modified_time filter 2.0 yes
165 get_the_tags filter 2.3 yes
166 get_the_time filter 1.5 yes
167 get_to_ping filter 2.0 yes
168 get_users_drafts filter 2.0 yes
169 get_user_option_{$option} note filter 2.5 yes
170 get_wp_title_rss filter 2.2 yes
171 get_{$adjacent}_post_join note filter 2.5 yes
172 get_{$adjacent}_post_sort note filter 2.5 yes
173 get_{$adjacent}_post_where note filter 2.5 yes
174 got_rewrite filter 2.5 yes
175 home_template filter 1.5 yes
176 htmledit_pre filter 2.5 yes
177 icon_dir filter 2.0 yes
178 icon_dirs filter 2.5 yes
179 icon_dir_uri filter 2.0 yes
180 image_downsize filter 2.5 yes
181 image_send_to_editor filter 2.5 yes
182 image_upload_iframe_src filter 2.5 yes
183 import_allow_create_users filter 2.5 yes
184 import_allow_fetch_attachments filter 2.5 yes
185 import_attachment_size_limit filter 2.5 yes
186 import_post_meta_key filter 2.5 yes
187 import_upload_size_limit filter 2.3 yes
188 intermediate_image_sizes filter 2.5 yes
189 jpeg_quality filter 2.5 yes
190 js_escape filter 2.0.11 yes
191 kubrick_header_color filter 2.0 yes
192 kubrick_header_display filter 2.0 yes
193 kubrick_header_image filter 2.0 yes
194 language_attributes filter 2.5 yes
195 link_category filter 2.2 yes
196 link_cat_row filter 2.5 yes
197 link_description filter 2.2 Renamed in WP 2.3 (details)
198 link_rating filter 1.5 Renamed in WP 2.3 (details)
199 link_title filter 2.2 yes
200 list_cats filter 1.2.1 yes
201 list_cats_exclusions filter 1.5.2 DEPRECATED
202 list_terms_exclusions filter 2.3 yes
203 locale filter 1.5 yes
204 locale_stylesheet_uri filter 2.1 yes
205 loginout filter 1.5 yes
206 login_errors filter 2.1 yes
207 login_headertitle filter 2.1 yes
208 login_headerurl filter 2.1 yes
209 login_message filter 2.1 yes
210 login_messages filter 2.5 yes
211 manage_link_columns filter 2.1 yes
212 manage_media_columns filter 2.5 yes
213 manage_pages_columns filter 2.5 yes
214 manage_pages_query filter 2.5 yes
215 manage_posts_columns filter 1.5 yes
216 mce_browsers filter 2.0 DEPRECATED
217 mce_buttons filter 2.0 yes
218 mce_buttons_2 filter 2.0 yes
219 mce_buttons_3 filter 2.0 yes
220 mce_buttons_4 filter 2.5 yes
221 mce_css filter 2.1 yes
222 mce_external_languages filter 2.5 yes
223 mce_external_plugins filter 2.5 yes
224 mce_plugins filter 2.0 DEPRECATED
225 mce_spellchecker_languages filter 2.5 yes
226 mce_theme filter 2.0 DEPRECATED
227 mce_valid_elements filter 2.0 DEPRECATED
228 media_buttons_context filter 2.5 yes
229 media_meta filter 2.5 yes
230 media_send_to_editor filter 2.5 yes
231 media_upload_default_tab filter 2.5 yes
232 media_upload_default_type filter 2.5 yes
233 media_upload_tabs filter 2.5 yes
234 mod_rewrite_rules filter 1.5 yes
235 month_link filter 1.5 yes
236 nag_posts_limit filter 2.3 DEPRECATED
237 name_save_pre filter 1.5 Renamed in WP 2.3 (details)
238 ngettext filter 2.2 yes
239 nonce_life filter 2.5 yes
240 option_ note filter 1.5 yes
241 page_link filter 1.5 yes
242 page_rewrite_rules filter 1.5 yes
243 page_template filter 1.5 yes
244 phone_content filter 1.2.1 yes
245 pings_open filter 2.5 yes
246 ping_status_pre filter 2.0 Renamed in WP 2.3 (details)
247 plugin_action_links filter 2.5 yes
248 postmeta_form_limit filter 2.1 yes
249 posts_distinct filter 2.1 yes
250 posts_distinct_request filter 2.5 yes
251 posts_fields filter 2.1 yes
252 posts_fields_request filter 2.5 yes
253 posts_groupby filter 2.0 yes
254 posts_groupby_request filter 2.5 yes
255 posts_join filter 1.5 yes
256 posts_join_paged filter 1.5 yes
257 posts_join_request filter 2.5 yes
258 posts_orderby filter 1.5.1 yes
259 posts_orderby_request filter 2.5 yes
260 posts_request filter 2.0 yes
261 posts_results filter 2.3 yes
262 posts_where filter 1.5 yes
263 posts_where_paged filter 1.5 yes
264 posts_where_request filter 2.5 yes
265 post_$field note filter 2.3 yes
266 post_comments_feed_link filter 1.5.1 yes
267 post_comment_text filter 1.2.1 DEPRECATED
268 post_gallery filter 2.5 yes
269 post_limits filter 2.1 yes
270 post_limits_request filter 2.5 yes
271 post_link filter 1.5 yes
272 post_mime_types filter 2.5 yes
273 post_mime_type_pre filter 2.0 Renamed in WP 2.3 (details)
274 post_rewrite_rules filter 1.5 yes
275 post_stati filter 2.5 yes
276 prepend_attachment filter 2.0 yes
277 preprocess_comment filter 1.5 yes
278 preview_page_link filter 2.1 DEPRECATED
279 preview_post_link filter 2.0.11 yes
280 pre_$field note filter 2.3 yes
281 pre_${taxonomy}_$field note filter 2.3 yes
282 pre_category_description filter 2.0.11 Renamed in WP 2.3 (details)
283 pre_category_name filter 2.0.11 Renamed in WP 2.3 (details)
284 pre_category_nicename filter 2.0.11 yes
285 pre_comment_approved filter 1.5 yes
286 pre_comment_author_email filter 1.5 yes
287 pre_comment_author_name filter 1.5 yes
288 pre_comment_author_url filter 1.5 yes
289 pre_comment_content filter 1.5 yes
290 pre_comment_user_agent filter 1.5 yes
291 pre_comment_user_domain filter 1.5 DEPRECATED
292 pre_comment_user_ip filter 1.5 yes
293 pre_kses filter 2.3 yes
294 pre_link_description filter 2.0.11 Renamed in WP 2.3 (details)
295 pre_link_image filter 2.0.11 Renamed in WP 2.3 (details)
296 pre_link_name filter 2.0.11 Renamed in WP 2.3 (details)
297 pre_link_notes filter 2.0.11 Renamed in WP 2.3 (details)
298 pre_link_rel filter 2.0.11 Renamed in WP 2.3 (details)
299 pre_link_rss filter 2.0.11 Renamed in WP 2.3 (details)
300 pre_link_target filter 2.0.11 Renamed in WP 2.3 (details)
301 pre_link_url filter 2.0.11 Renamed in WP 2.3 (details)
302 pre_option_ note filter 1.5 yes
303 pre_post_$field note filter 2.3 yes
304 pre_remote_source filter 2.5 yes
305 pre_term_$field note filter 2.3 yes
306 pre_upload_error filter 2.1 yes
307 pre_user_description filter 2.0.11 yes
308 pre_user_display_name filter 2.0.11 yes
309 pre_user_email filter 2.0.11 yes
310 pre_user_first_name filter 2.0.11 yes
311 pre_user_id filter 1.5 yes
312 pre_user_last_name filter 2.0.11 yes
313 pre_user_login filter 2.0.11 yes
314 pre_user_nicename filter 2.0.11 yes
315 pre_user_nickname filter 2.0.11 yes
316 pre_user_url filter 2.0.11 yes
317 print_scripts_array filter 2.3 yes
318 pub_priv_sql_capability filter 2.2 yes
319 query filter 2.0.11 yes
320 query_string filter 1.5 yes
321 query_vars filter 1.5 yes
322 redirect_canonical filter 2.3 yes
323 register filter 1.5 yes
324 registration_errors filter 2.1 yes
325 request filter 2.1 yes
326 request_filesystem_credentials filter 2.5 yes
327 rewrite_rules filter 1.5 yes
328 rewrite_rules_array filter 1.5 yes
329 richedit_pre filter 2.0 yes
330 role_has_cap filter 2.0 yes
331 root_rewrite_rules filter 1.5 yes
332 rss_enclosure filter 2.2 yes
333 salt filter 2.5 yes
334 sanitize_option_{$option} note filter 2.3 yes
335 sanitize_user filter 2.0.11 yes
336 script_loader_src filter 2.2 yes
337 search_feed_link filter 2.5 yes
338 search_rewrite_rules filter 1.5 yes
339 show_password_fields filter 1.5.1 yes
340 single_cat_title filter 2.0.11 yes
341 single_post_title filter 1.2.1 yes
342 single_tag_title filter 2.3 yes
343 status_header filter 2.2 yes
344 status_save_pre filter 1.5 Renamed in WP 2.3 (details)
345 stylesheet filter 1.5 yes
346 stylesheet_directory filter 1.5 yes
347 stylesheet_directory_uri filter 1.5 yes
348 stylesheet_uri filter 1.5 yes
349 tags_to_edit filter 2.3 yes
350 tag_escape filter 2.5 yes
351 tag_feed_link filter 2.3 yes
352 tag_link filter 2.3 yes
353 tag_rewrite_rules filter 2.3 yes
354 tag_rows filter 2.5 yes
355 tag_template filter 2.3 yes
356 taxonomy_template filter 2.5 yes
357 template filter 1.5 yes
358 template_directory filter 1.5 yes
359 template_directory_uri filter 1.5 yes
360 term_$field note filter 2.3 yes
361 term_${field}_rss note filter 2.3 yes
362 term_id_filter filter 2.3 yes
363 term_link filter 2.5 yes
364 term_links-$taxonomy note filter 2.5 yes
365 term_name filter 2.5 yes
366 theme_mod_$name note filter 2.2 yes
367 theme_root filter 1.5 yes
368 theme_root_uri filter 1.5 yes
369 the_author filter 2.0 yes
370 the_author_email filter 1.5 yes
371 the_category filter 1.2.1 yes
372 the_category_rss filter 1.2.1 yes
373 the_content filter 1.2.1 yes
374 the_content_export filter 2.5 yes
375 the_content_rss filter 2.0 yes
376 the_date filter 1.2.1 yes
377 the_editor filter 2.1 yes
378 the_editor_content filter 2.1 yes
379 the_excerpt filter 1.2.1 yes
380 the_excerpt_rss filter 1.2.1 yes
381 the_generator filter 2.5 yes
382 the_meta_key filter 2.2 yes
383 the_modified_date filter 2.1 yes
384 the_modified_time filter 2.0 yes
385 the_permalink filter 1.5 yes
386 the_permalink_rss filter 2.3 yes
387 the_posts filter 1.5 yes
388 the_search_query filter 2.3 yes
389 the_tags filter 2.3 yes
390 the_time filter 1.2.1 yes
391 the_title filter 1.2.1 yes
392 the_title_rss filter 1.2.1 yes
393 the_weekday filter 1.2.1 yes
394 the_weekday_date filter 1.2.1 yes
395 thumbnail_filename filter 2.0 DEPRECATED
396 tiny_mce_before_init filter 2.5 yes
397 tiny_mce_config_url filter 2.1 DEPRECATED
398 tiny_mce_version filter 2.5 yes
399 title_edit_pre filter 1.5 Renamed in WP 2.3 (details)
400 title_save_pre filter 1.5 Renamed in WP 2.3 (details)
401 trackback_url filter 2.2 yes
402 update_attached_file filter 2.1 yes
403 update_feedback filter 2.5 yes
404 update_footer filter 2.3 yes
405 update_user_query filter 2.0 DEPRECATED
406 uploading_iframe_src filter 2.0 DEPRECATED