ProductUpdates

OneStream Development Made Easy A new OneStream client that facilitates: Exploding rule-files into local files Coding with your favorite editor and tools with autocomplete One-click upload back into OneStream Developer Studio Client What is Developer Studio? OneStream Developer Studio is a desktop application that lets developers work on OneStream business rules and workspace assemblies locally, in the IDE of their choice, rather than inside the platform's built-in editor. It connects to any PV9.2.0+ OneStream environment, pulls code down as .NET project files, and pushes changes back with server-side compilation and instant build feedback. Key Features to Highlight Connect to OneStream — Authenticate through OneStream Identity Server. Select your server, log in, and choose an application. No additional server configuration required.  Pull business rules and workspace assemblies — Browse the rules and assemblies you have access to in your application — the same se

Overview OneStream delivers a purpose-built driver-based planning solution that empowers organizations to plan at the most granular level directly within the OneStream platform. The March 2026 release of Line Item Modeling provides an innovative technology foundation for three Planning solutions with more on the way! Line Item Modeling enables operational leaders to model workforce, projects, and contract plans with agility, security, and full business ownership. With no-code configuration, dynamic registers, and integrated financial alignment, Line Item Modeling combines the flexibility of spreadsheets with the governance and performance of an enterprise-grade solution. The following planning solutions are available with the March 2026 Line Item Modeling release: Workforce Planning: Position-based modeling with start/end dates, compensation logic, and transfer management. Fixed Term Planning: Ideal for leases, subscriptions, and projects with defined dates, leveraging the engine’s

Overview OneStream’s Platform is built on Microsoft’s .NET Development Framework. With the release of Version 8 in August 2023, the Platform advanced to .NET Core (version 6), bringing notable improvements in performance for memory-heavy tasks and opening up fresh opportunities for development innovation. Since Platform v8, OneStream has consistently adopted Microsoft's LTS .NET releases to ensure a secure and high-performing platform for customers. Microsoft launches a new .NET version each November, alternating between short-term and long-term support. OneStream adopts even-numbered LTS versions every 2 years, which receive three years of Microsoft support. .NET Desktop Runtime During the .NET Framework era (such as when OneStream v6 and v7 releases were built with.NET 4.8), the .NET Desktop Runtime was included with the Microsoft Operating System, eliminating concerns regarding separate deployment of Desktop Runtimes. Microsoft separated the Desktop Runtime from Windows OS starting