> 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-billing.v2](https://dev.wix.com/docs/velo/apis/wix-billing-v2.md) #### [TaxCalculation](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-calculation.md) - [Introduction](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-calculation/introduction.md) - [calculateTax()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-calculation/calculate-tax.md) - [listTaxCalculators()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-calculation/list-tax-calculators.md) #### [TaxRegions](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions.md) - [Introduction](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/introduction.md) - [createTaxRegion()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/create-tax-region.md) - [deleteTaxRegion()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/delete-tax-region.md) - [getTaxRegion()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/get-tax-region.md) - [queryTaxRegions()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/query-tax-regions.md) - [updateTaxRegion()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/update-tax-region.md) ##### [TaxRegionsQueryBuilder](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-builder.md) - [ascending()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-builder/ascending.md) - [descending()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-builder/descending.md) - [eq()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-builder/eq.md) - [exists()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-builder/exists.md) - [find()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-builder/find.md) - [ge()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-builder/ge.md) - [gt()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-builder/gt.md) - [hasSome()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-builder/has-some.md) - [in()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-builder/in.md) - [le()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-builder/le.md) - [limit()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-builder/limit.md) - [lt()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-builder/lt.md) - [ne()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-builder/ne.md) - [skipTo()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-builder/skip-to.md) - [startsWith()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-builder/starts-with.md) ##### [TaxRegionsQueryResult](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-result.md) - [cursors](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-result/cursors.md) - [items](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-result/items.md) - [length](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-result/length.md) - [pageSize](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-result/page-size.md) - [query](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-result/query.md) - [hasNext()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-result/has-next.md) - [hasPrev()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-result/has-prev.md) - [next()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-result/next.md) - [prev()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-regions/tax-regions-query-result/prev.md) #### [TaxGroups](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups.md) - [Introduction](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/introduction.md) - [createTaxGroup()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/create-tax-group.md) - [deleteTaxGroup()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/delete-tax-group.md) - [getTaxGroup()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/get-tax-group.md) - [listDefaultTaxGroups()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/list-default-tax-groups.md) - [listDefaultTaxGroupsByAppIds()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/list-default-tax-groups-by-app-ids.md) - [queryTaxGroups()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/query-tax-groups.md) - [updateTaxGroup()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/update-tax-group.md) ##### [TaxGroupsQueryBuilder](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-builder.md) - [ascending()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-builder/ascending.md) - [descending()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-builder/descending.md) - [eq()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-builder/eq.md) - [exists()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-builder/exists.md) - [find()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-builder/find.md) - [ge()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-builder/ge.md) - [gt()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-builder/gt.md) - [hasSome()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-builder/has-some.md) - [in()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-builder/in.md) - [le()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-builder/le.md) - [limit()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-builder/limit.md) - [lt()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-builder/lt.md) - [ne()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-builder/ne.md) - [skipTo()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-builder/skip-to.md) ##### [TaxGroupsQueryResult](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-result.md) - [cursors](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-result/cursors.md) - [items](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-result/items.md) - [length](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-result/length.md) - [pageSize](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-result/page-size.md) - [query](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-result/query.md) - [hasNext()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-result/has-next.md) - [hasPrev()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-result/has-prev.md) - [next()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-result/next.md) - [prev()](https://dev.wix.com/docs/velo/apis/wix-billing-v2/tax-groups/tax-groups-query-result/prev.md)