Infragistics Blog - React

The Ignite UI MCP Testbed is a free, open-source end-to-end testing suite that runs one shared prompt across a matrix of supported platforms, AI models, and tooling variants, then lets you compare the results side by side. It currently covers web app generation tests against Angular, React, Blazor, and Web Components. Every run can include scenario-specific Playwright verification tests. No account, no license, no breaking changes - clone it and run your first test matrix today and evaluate how your AI agent skills and MCP servers perform.

A 32-test benchmark pitting a paid AI model (claude-sonnet-4-6) against a free one (big-pickle) on the same Ignite UI authentication build across Angular, Blazor, React, and Web Components. Both tied at 94% - the free model got there because Ignite UI MCP servers and Agent Skills supplied the exact component APIs and icon names it lacked. Web Components is the one case where the MCP server is required, not optional.

Infragistics Ultimate 26.1 ships a complete AI toolchain - Agent Skills, the Ignite UI CLI MCP server, and the Theming MCP server - across Angular, React, Web Components, and Blazor. The release also introduces Grid Lite, a free MIT-licensed open-source data grid, grid scroll performance gains of up to 150% FPS at 100k rows, PDF export for every grid family, a new Intl-based i18n engine, and new components including IgbQueryBuilder.

AI results improve over time even when the model never changes - context accumulation across your dev stack. Run a clean-room test to measure your true baseline.

Ignite UI React 19.7 ships updated LLM Agent Skills, a CLI MCP server for React documentation, an Invoker Commands API, and Popover platform upgrades across Nav Drawer, Snackbar, and Toast.

If you've built an admin CRUD app before, you know the routine: a grid that's almost right, a half-finished modal form, a "we'll do row editing later" sticky note, and three weeks of "filter doesn't work on date columns" tickets.

Learn how to build an enterprise React Data Grid with Claude Code, Ignite UI for React, the Ignite UI CLI, Agent Skills, and MCP servers. See two workflows: adding Ignite UI to an existing React app or starting from the Ignite UI CLI.

AI-Assisted React Data Grid Development: MCP Server + Copilot Skills is about making AI-generated React code more trustworthy for real UI work.

When your React application needs to display 10,000, 100,000, or 1,000,000 rows, grid performance becomes an architectural concern rather than a UI detail. Large datasets expose weaknesses quickly: oversized DOM trees, scroll jank, blocked main-thread filtering, expensive re-renders, and poor memory behavior under live updates.