# Virto Cross-Site Lookup Web Part

Source: [https://docs.virtosoftware.com/docs/virto-cascade-lookup-web-part/](https://docs.virtosoftware.com/docs/virto-cascade-lookup-web-part/)
Product: Virto Cross-Site Lookup Web Part
Updated: 2026-08-13

**Virto Cross-Site Lookup Web Part for SharePoint On-Premises** enhances data integration and access across SharePoint sites, streamlining data entry and management with powerful lookup features.

## Versions and checksums


| Name | Version | SHA-256 |
|---|---|---|
| Virto SharePoint Cross-Site Lookup Selector for SharePoint 2013 | 3.1.5 | Not published |
| Virto SharePoint Cross-Site Lookup Selector for SharePoint 2016 | 3.1.5 | Not published |
| Virto SharePoint Cross-Site Lookup Selector for SharePoint 2019 | 3.1.5 | Not published |
| Virto SharePoint Cross-Site Lookup Selector for SharePoint SE | 3.1.6 | `1BA18463E645183A31FBE373161A47CB9DA69F6E690F9701CE092148F3352D1E` [Checksum file](https://download.virtosoftware.com/SE/Virto.SharePoint.SE.CrossSiteLookup.SHA256) |


## Compatibility:

- **SharePoint Server:** 2013, 2016, 2019, Subscription Edition (SE)
- **Experience:** Classic & Modern pages
- **Deployment scope:** **Web Application**

Product overview: [Virto Cross-Site Lookup Web Part](https://www.virtosoftware.com/sharepoint/cross-site-cascaded-lookup-feature-web-part/)

## **Download Virto Cross-Site Lookup Web Part:**

- [SharePoint SE (v3.1.6)](https://download.virtosoftware.com/SE/Virto.SharePoint.SE.CrossSiteLookup.zip)
- [SharePoint 2019](https://download.virtosoftware.com/2019/Virto.SharePoint.2019.CrossSiteLookup.zip)
- [SharePoint 2016](https://download.virtosoftware.com/2016/Virto.SharePoint.2016.CrossSiteLookup.zip)
- [SharePoint 2013](https://download.virtosoftware.com/2013/Virto.SharePoint.2013.CrossSiteLookup.zip)
- **Offline activation:** [Offline activation portal](https://www.virtosoftware.com/offline-activation/)

## Security & Compliance:

- **Security Overview (Whitepaper)**
- **SBOM**

\* Available [upon request](mailto:support@virtosoftware.com)

## Version Release History:

Link: [Version Release History](https://docs.virtosoftware.com/docs/virto-cascade-lookup-web-part/version-release-history/index.md)

## Key features:

- **Cross-Site Lookup**  
  Integrate and access data seamlessly across multiple SharePoint sites and lists.
- **Cascaded Lookup**  
  Create intuitive parent-child relationships by setting column dependencies within lists.
- **Efficient Data Handling**  
  Manage large datasets with autocomplete search, advanced filtering, and robust performance.
- **Enhance Data Connectivity**  
  Link data across various SharePoint sources for unified access and easy data manipulation.
- **Simplify Data Entry**  
  Use cascaded and cross-site lookups to simplify data input and improve accuracy through dynamic filtering.
- **Improve Data Quality**  
  Prevent duplicates and allow multiple selections in lookup fields, ensuring clean and relevant data.

## Pages
- [System Requirements](https://docs.virtosoftware.com/docs/virto-cascade-lookup-web-part/system-developer-requirements/index.md) — Browsers, Windows Server and SharePoint releases on which Cross-Site Lookup runs, with the .NET versions required.
- [Installation](https://docs.virtosoftware.com/docs/virto-cascade-lookup-web-part/installation/index.md) — Installing, upgrading and uninstalling Cross Site Lookup, plus where to reach support if the setup fails.
- [Working with Cross-site Lookups](https://docs.virtosoftware.com/docs/virto-cascade-lookup-web-part/working-with-cross-site-lookups/index.md) — Configuring the lookup after installation so it reads the SharePoint lists of the current site collection.
- [Version Release History (Changelog)](https://docs.virtosoftware.com/docs/virto-cascade-lookup-web-part/version-release-history/index.md) — Release history per SharePoint edition: what each version of the Cross-Site Lookup Selector added, changed or fixed.
- [Licenses and subscriptions](https://docs.virtosoftware.com/docs/virto-cascade-lookup-web-part/licenses-and-subscriptions/index.md) — Activation of Cross-Site Lookup and where to check the subscription status of your Virto product licences.