> Portal Navigation: > > - Append `.md` to any URL under `https://dev.wix.com/docs/` to get its markdown version. > - Pages are either content pages (article or reference text) or menu pages (a list of links to child pages). > - To get a menu page, truncate any URL to a parent path and append `.md` (e.g. `https://dev.wix.com/docs/sdk.md`, `https://dev.wix.com/docs/sdk/core-modules.md`). > - Top-level index of all portals: https://dev.wix.com/docs/llms.txt > - Full concatenated docs: https://dev.wix.com/docs/llms-full.txt # [Velo](https://dev.wix.com/docs/api/get-menu-content?url=https%3A%2F%2Fdev.wix.com%2Fdocs%2Fvelo&format=markdown.md) ## [APIs](https://dev.wix.com/docs/velo/apis.md) ### [wix-crm-backend](https://dev.wix.com/docs/velo/apis/wix-crm-backend.md) - [Introduction](https://dev.wix.com/docs/velo/apis/wix-crm-backend/introduction.md) #### [Contacts](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts.md) - [Introduction](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/introduction.md) - [About Extended Fields](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/about-extended-fields.md) - [About Labels](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/about-labels.md) - [Last Activity Types](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/last-activity-types.md) - [Sort, Filter, and Search](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/sort-filter-and-search.md) - [appendOrCreateContact()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/append-or-create-contact.md) - [createContact()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/create-contact.md) - [deleteContact()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/delete-contact.md) - [deleteExtendedField()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/delete-extended-field.md) - [deleteLabel()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/delete-label.md) - [findOrCreateExtendedField()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/find-or-create-extended-field.md) - [findOrCreateLabel()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/find-or-create-label.md) - [getContact()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/get-contact.md) - [getExtendedField()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/get-extended-field.md) - [getLabel()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/get-label.md) - [labelContact()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/label-contact.md) - [queryContacts()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/query-contacts.md) - [queryExtendedFields()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/query-extended-fields.md) - [queryLabels()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/query-labels.md) - [renameExtendedField()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/rename-extended-field.md) - [renameLabel()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/rename-label.md) - [unlabelContact()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/unlabel-contact.md) - [updateContact()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/update-contact.md) ##### [ContactsQueryBuilder](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-builder.md) - [Introduction](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-builder/introduction.md) - [and()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-builder/and.md) - [ascending()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-builder/ascending.md) - [between()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-builder/between.md) - [descending()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-builder/descending.md) - [eq()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-builder/eq.md) - [find()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-builder/find.md) - [ge()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-builder/ge.md) - [gt()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-builder/gt.md) - [hasAll()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-builder/has-all.md) - [hasSome()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-builder/has-some.md) - [le()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-builder/le.md) - [limit()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-builder/limit.md) - [lt()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-builder/lt.md) - [ne()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-builder/ne.md) - [not()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-builder/not.md) - [or()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-builder/or.md) - [skip()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-builder/skip.md) - [startsWith()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-builder/starts-with.md) ##### [ContactsQueryResult](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-result.md) - [Introduction](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-result/introduction.md) - [items](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-result/items.md) - [length](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-result/length.md) - [pageSize](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-result/page-size.md) - [query](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-result/query.md) - [hasNext()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-result/has-next.md) - [hasPrev()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-result/has-prev.md) - [next()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-result/next.md) - [prev()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/contacts-query-result/prev.md) ##### [ExtendedFieldsQueryBuilder](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/extended-fields-query-builder.md) - [Introduction](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/extended-fields-query-builder/introduction.md) - [ascending()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/extended-fields-query-builder/ascending.md) - [descending()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/extended-fields-query-builder/descending.md) - [find()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/extended-fields-query-builder/find.md) - [limit()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/extended-fields-query-builder/limit.md) - [skip()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/extended-fields-query-builder/skip.md) ##### [ExtendedFieldsQueryResult](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/extended-fields-query-result.md) - [Introduction](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/extended-fields-query-result/introduction.md) - [items](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/extended-fields-query-result/items.md) - [length](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/extended-fields-query-result/length.md) - [pageSize](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/extended-fields-query-result/page-size.md) - [query](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/extended-fields-query-result/query.md) - [hasNext()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/extended-fields-query-result/has-next.md) - [hasPrev()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/extended-fields-query-result/has-prev.md) - [next()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/extended-fields-query-result/next.md) - [prev()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/extended-fields-query-result/prev.md) ##### [LabelsQueryBuilder](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/labels-query-builder.md) - [Introduction](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/labels-query-builder/introduction.md) - [ascending()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/labels-query-builder/ascending.md) - [descending()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/labels-query-builder/descending.md) - [find()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/labels-query-builder/find.md) - [limit()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/labels-query-builder/limit.md) - [skip()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/labels-query-builder/skip.md) ##### [LabelsQueryResult](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/labels-query-result.md) - [Introduction](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/labels-query-result/introduction.md) - [items](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/labels-query-result/items.md) - [length](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/labels-query-result/length.md) - [pageSize](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/labels-query-result/page-size.md) - [query](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/labels-query-result/query.md) - [hasNext()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/labels-query-result/has-next.md) - [hasPrev()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/labels-query-result/has-prev.md) - [next()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/labels-query-result/next.md) - [prev()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/contacts/labels-query-result/prev.md) #### [Events](https://dev.wix.com/docs/velo/apis/wix-crm-backend/events.md) - [Introduction](https://dev.wix.com/docs/velo/apis/wix-crm-backend/events/introduction.md) - [onContactCreated()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/events/on-contact-created.md) - [onContactDeleted()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/events/on-contact-deleted.md) - [onContactMerged()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/events/on-contact-merged.md) - [onContactUpdated()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/events/on-contact-updated.md) - [onFormSubmit()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/events/on-form-submit.md) #### [Notifications](https://dev.wix.com/docs/velo/apis/wix-crm-backend/notifications.md) - [Introduction](https://dev.wix.com/docs/velo/apis/wix-crm-backend/notifications/introduction.md) - [notify()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/notifications/notify.md) #### [Tasks](https://dev.wix.com/docs/velo/apis/wix-crm-backend/tasks.md) - [Introduction](https://dev.wix.com/docs/velo/apis/wix-crm-backend/tasks/introduction.md) - [removeTask()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/tasks/remove-task.md) #### [TriggeredEmails](https://dev.wix.com/docs/velo/apis/wix-crm-backend/triggered-emails.md) - [Introduction](https://dev.wix.com/docs/velo/apis/wix-crm-backend/triggered-emails/introduction.md) - [emailContact()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/triggered-emails/email-contact.md) - [emailMember()](https://dev.wix.com/docs/velo/apis/wix-crm-backend/triggered-emails/email-member.md) #### [Workflows](https://dev.wix.com/docs/velo/apis/wix-crm-backend/workflows.md) - [Introduction](https://dev.wix.com/docs/velo/apis/wix-crm-backend/workflows/introduction.md)