SDK and API comparison: RelativityOne vs Relativity Server

This topic lists and compares the available .NET SDKs , REST APIs  and JavaScript APIs in RelativityOne and versions of Relativity Server. You can use these tables to understand which APIs are available in Relativity One and different versions of Relativity Server, which versions of APIs are used in different versions of Relativity, and compare the .NET namespaces, REST endpoints, or JavaScript modules between the available APIs. You can also open the reference content for each API using the provided hyperlinks, and download the applicable version of the .NET API or OpenAPI Specification (OAS) file.

.NET SDKs

RelativityOne Relativity Server 2023 Relativity Server 2024
Relativity.Analytics.Conceptual.SDK (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)
Relativity.Agent Relativity.Server.Agent.SDK 17.4.2 Relativity.Server.Agent.SDK 5000.0.2
Relativity.API Relativity.Server.API.SDK 17.4.2 Relativity.Server.API.SDK 5000.0.3
Relativity.Application.SDK Relativity.Server.Application.SDK 0.1.2 Relativity.Server.Application.SDK 5000.0.4
Relativity.ARM.SDK Relativity.Server.ARM.SDK 13.4.2 Relativity.Server.ARM.SDK 24000.0.4
Relativity.Audit.SDK Relativity.Server.Audit.SDK 1.7.2 Relativity.Server.Audit.SDK 5000.0.2
Relativity.AutomatedWorkflows.SDK (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)
Relativity.Cold.Storage.SDK (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)
Relativity.CustomPages Relativity.Server.CustomPages.SDK 17.4.2 Relativity.Server.CustomPages.SDK 5000.0.2
(Not available in RelativityOne) Relativity.Server.DataTransfer.SDK 0.9.0 Relativity.Server.DataTransfer.SDK 24000.1.1
Relativity.DataVisualization.SDK Relativity.Server.DataVisualization.SDK 1.3.7 Relativity.Server.DataVisualization.SDK 5000.0.1
Relativity.DocumentViewer.SDK Relativity.Server.DocumentViewer.SDK 2020.13.1 Relativity.Server.DocumentViewer.SDK 5000.0.4
Relativity.DtSearch.SDK Relativity.Server.DtSearch.SDK 11.17.2 Relativity.Server.DtSearch.SDK 5000.0.1
Relativity.Environment.SDK Relativity.Server.Environment.SDK 2.1.0 Relativity.Server.Environment.SDK 5000.0.2
Relativity.EventHandler Relativity.Server.EventHandler.SDK 17.4.2 Relativity.Server.EventHandler.SDK 5000.0.3
Relativity.Export.SDK (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)
Relativity.Extensibility.SDK Relativity.Server.Extensibility.SDK 1.5.3 Relativity.Server.Extensibility.SDK 5000.0.2
Relativity.HostingBridge.SDK (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)
Relativity.Identity.SDK Relativity.Server.Identity.SDK 2.6.2 Relativity.Server.Identity.SDK 5000.0.1
Relativity.Imaging.SDK Relativity.Server.Imaging.SDK 12.4.0 Relativity.Server.Imaging.SDK 24000.1.0
Relativity.Import.SDK Relativity.Server.Import.SDK 2.9.2 Relativity.Server.Import.SDK 24000.1.1
Relativity.Import.Models.SDK (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)
Relativity.Infrastructure.SDK Relativity.Server.Infrastructure.SDK 17.4.2 Relativity.Server.Infrastructure.SDK 5000.0.1
Relativity.Kepler Relativity.Server.Kepler.SDK 2.15.6 Relativity.Server.Kepler.SDK 5000.0.2
Relativity.Kepler.Client.SDK Relativity.Server.Kepler.Client.SDK 2.15.6 Relativity.Server.Kepler.Client.SDK 5000.0.2
Relativity.Logging Relativity.Server.Logging.SDK 3000.4.4 Relativity.Server.Logging.SDK 5000.1.1
Relativity.Logging.Interfaces Relativity.Server.Logging.Interfaces.SDK 3000.4.4 Relativity.Server.Logging.Interfaces.SDK 5000.1.1
Relativity.MassOperations.SDK (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)
Relativity.Notifications.SDK Relativity.Server.Notifications.SDK 1.0.3 Relativity.Server.Notifications.SDK 24000.2.0
Relativity.OAuth2.Client (see Relativity.Server.OAuth2.SDK, Relativity.Server.OAuth2.Implicit.SDK, Relativity.Server.OAuth2.Interfaces.SDK) (see Relativity.Server.OAuth2.SDK, Relativity.Server.OAuth2.Implicit.SDK, Relativity.Server.OAuth2.Interfaces.SDK)
(see Relativity.OAuth2.Client) Relativity.Server.OAuth2.SDK 1.5.5 Relativity.Server.OAuth2.SDK 5000.0.1
(see Relativity.OAuth2.Client) Relativity.Server.OAuth2.Implicit.SDK 1.5.5 Relativity.Server.OAuth2.Implicit.SDK 5000.0.1
(see Relativity.OAuth2.Client) Relativity.Server.OAuth2.Interfaces.SDK 1.5.5 Relativity.Server.OAuth2.Interfaces.SDK 5000.0.1
Relativity.ObjectManager (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)
Relativity.ObjectManager.SDK Relativity.Server.ObjectManager.SDK 1.1.2 Relativity.Server.ObjectManager.SDK 5000.0.2
Relativity.ObjectModel.SDK Relativity.Server.ObjectModel.SDK 1.4.2 Relativity.Server.ObjectModel.SDK 5000.0.2
Relativity.OutsideIn Relativity.Server.OutsideIn.FI.Win32.SDK 2023.4.0 Relativity.Server.OutsideIn.FI.Win32.SDK 2024.11.0
Relativity.Other (see Relativity.Server.SDK and Relativity.Server.Utility.SDK) (see Relativity.Server.SDK and Relativity.Server.Utility.SDK)
Relativity.Processing.SDK Relativity.Server.Processing.SDK 12.6.1 Relativity.Server.Processing.SDK 5000.0.2
Relativity.Productions.SDK Relativity.Server.Productions.SDK 12.3.0 Relativity.Server.Productions.SDK 24000.0.0
Relativity.Review.SDK Relativity.Server.Review.SDK 1.2.0 Relativity.Server.Review.SDK 5000.0.1
Relativity.Rsapi Relativity.Server.Rsapi.SDK 15.6.0 Relativity.Server.Rsapi.SDK 5000.0.3
Relativity.RSMFU.Validator.SDK (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)
(see Relativity.Other) Relativity.Server.SDK 49.0.0 Relativity.Server.SDK 5000.0.2
Relativity.Platform.Agent.WorkloadDiscovery.SDK (Not available in Relativity Server 2023) (Not available in Relativity Server 2023)
Relativity.SearchTermsReport.SDK Relativity.Server.SearchTermsReport.SDK 13.9.0 Relativity.Server.SearchTermsReport.SDK 5000.0.1
Relativity.Services.DataContracts.SDK Relativity.Server.Services.DataContracts.SDK 13.6.1 Relativity.Server.Services.DataContracts.SDK 5000.0.2
Relativity.Services.Interfaces.SDK Relativity.Server.Services.Interfaces.SDK 13.6.1 Relativity.Server.Services.Interfaces.SDK 5000.0.2
Relativity.StructuredAnalytics.SDK (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)
Relativity.Shared.SDK Relativity.Server.Shared.SDK 1.7.1 Relativity.Server.Shared.SDK 5000.0.1
Relativity.Telemetry.Client (see Relativity.Server.Telemetry.APM.SDK, Relativity.Server.Telemetry.MetricsCollection.Interfaces.SDK, Relativity.Server.Telemetry.MetricsCollection.SDK) (see Relativity.Server.Telemetry.APM.SDK, Relativity.Server.Telemetry.MetricsCollection.Interfaces.SDK, Relativity.Server.Telemetry.MetricsCollection.SDK)
(see Relativity.Telemetry.Client) Relativity.Server.Telemetry.APM.SDK 2019.10.9 Relativity.Server.Telemetry.APM.SDK 5000.0.3
Relativity.Telemetry.DataContracts.Shared Relativity.Server.Telemetry.DataContracts.Shared.SDK 3003.1.1 Relativity.Server.Telemetry.DataContracts.Shared.SDK 5000.0.0
(see Relativity.Telemetry.Client) Relativity.Server.Telemetry.MetricsCollection.Interfaces.SDK 3003.0.2 Relativity.Server.Telemetry.MetricsCollection.Interfaces.SDK 5000.0.1
(see Relativity.Telemetry.Client) Relativity.Server.Telemetry.MetricsCollection.SDK 3005.0.1 Relativity.Server.Telemetry.MetricsCollection.SDK 5000.0.0
Relativity.Telemetry.Services.Interface Relativity.Server.Telemetry.Services.Interfaces.SDK 3003.0.2 Relativity.Server.Telemetry.Services.Interfaces.SDK 5000.0.1
(Not available in RelativityOne) Relativity.Server.Testing.Framework.SDK 10.3.0 Relativity.Server.Testing.Framework.SDK 5000.1.0
(Not available in RelativityOne) Relativity.Server.Testing.Framework.Api.SDK 10.30.0 Relativity.Server.Testing.Framework.Api.SDK 5000.1.0
Relativity.Transfer.Client (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)
Relativity.Transfer.SDK Relativity.Server.Transfer.SDK 7.7.0 Relativity.Server.Transfer.SDK 24000.0.1
(see Relativity.Other) Relativity.Server.Utility.SDK 14.2.7 Relativity.Server.Utility.SDK 5000.0.0

REST APIs

RelativityOne Relativity Server 2023 Relativity Server 2024
billing-drilldown-api (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)
conceptual-analytics (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)
import-service (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)
kCura.LegalHold.Services (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)
relativity-audit relativity-audit relativity-audit
relativity-automated-workflows (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)
relativity-data-visualization relativity-data-visualization relativity-data-visualization
relativity-dtsearch relativity-dtsearch relativity-dtsearch
relativity-environment/../../../errors relativity-environment/../../../errors relativity-environment/../../../errors
Relativity-Identity Relativity-Identity Relativity-Identity
relativity-imaging relativity-imaging relativity-imaging
relativity-massoperation (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)
relativity-notifications relativity-notifications relativity-notifications
Relativity.ObjectManager Relativity.ObjectManager Relativity.ObjectManager
relativity-pivot (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)
relativity-processing relativity-processing relativity-processing
relativity-productions relativity-productions relativity-productions
relativity-structured-analytics (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)
StagingInsights-Services-Interfaces (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)
Usage-Reports (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)

JavaScript APIs

RelativityOne Relativity Server 2023 Relativity Server 2024
Relativity Forms API Relativity Forms API Relativity Forms API
Relativity Lists Interaction API (Not available in Relativity Server 2023) (Not available in Relativity Server 2024)
Review API Review API v12 Review API v12