Beamline

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MUI alternatives for React apps

Beamline code stays in your repo; your app never depends on Beamline servers at runtime. You can build your own style from any look with public tokens, fonts, radii, density and motion. Editable source lives in src/ui/beamline; compiled archives live in .beamline/packages/, committed with the app. Custom style files live in src/styles/beamline, which upgrades leave alone. The hosted MCP server only helps agents find and install parts; the local kit tools are another install path. See Install and Customise.

You own your end products and changes under the licence; the paid packs cannot be resold or redistributed on their own. The free GitHub sample is MIT.

MUI is two things. Material UI, its core library, is free and MIT and follows Google's Material Design. MUI X adds the data parts (data grid, charts, date and time pickers, tree view, a scheduler), with their advanced features under Pro and Premium licences paid per developer, as annual subscriptions or perpetual licences. People look for an alternative when they want their app not to look like Material, or when the yearly bill for MUI X grows with every developer they hire.

What a team pays in its first year

As listed on 10 October 2026, annual billing. Material UI's core costs nothing at any size.

developers MUI X Pro ($299 each a year) MUI X Premium ($599 each a year) Beamline (one payment, whole team)
1 $299 $599 $49
3 $897 $1,797 $49
5 $1,495 $2,995 $49
10 $2,990 $5,990 $49

Annual MUI X subscriptions renew every year. Perpetual licences cost $657 Pro or $1,318 Premium per developer, with one year of maintenance. Beamline's one payment covers the whole team and includes lifetime updates: new versions of the complete system for as long as we publish it, and every version you received stays yours.

Pick by the job

you need look at why
Material Design, or the look Google's apps share MUI Material UI implements it for React
pivoting, an event scheduler or Gantt charts MUI X they are on its price list (check which tier); Beamline has none of them
your own design system on free code shadcn/ui MIT code you own and change
product screens your coding agent builds, in dark and light: dashboards, CRM, AI agents, trading, voice Beamline 250+ parts in one design language, installed and audited by the agent

The data parts, job by job

What Beamline's own parts do, each live in the library. MUI X covers more ground in grids and scheduling; Beamline covers the jobs below in one look with the rest of the app.

job in Beamline
a grid for thousands of rows Data grid: virtualised, multi-sort, search and value filters, resizable and pinned columns, range selection, inline edit, footer totals, keyboard cell navigation
measures on one time axis Composed chart: bars, lines and areas per series, two value axes, reference lines
a reporting range Date range picker: presets beside two months, the day count in the footer
nested records Tree view: the full tree keyboard model, depth guides, counts
a whole dashboard Analytics dashboard: KPIs, revenue, channels and uptime under one set of filters
a pipeline on the grid CRM: deals grid with inline edit, bulk moves and delete with undo

More charts (sankey, treemap, ridgeline, streamgraph) are in charts and data-vis.

Agents

MUI's MCP server answers from MUI's documentation and code references; it does not install parts into your app. Beamline's optional MCP install workflow has the agent pick the most specific part for every field, install only those locally, and run an audit that flags raw inputs and hard-coded colours before the agent calls the screen done. The agent setup guide shows each step.

The installed UI makes no calls to Beamline's servers. You can keep editing the local source and your style files without the MCP server. Per-part className, data-slot and data-state hooks support app CSS; your own parts can use the same surface roles. The component styles sit in @layer components, below normal unlayered app CSS.

Move a screen with your agent

Beamline's compiled packages, inside their own UIRoot, can sit beside MUI in the same app while you move. Connect your agent, then send it this, one screen at a time:

Rebuild this screen with Beamline and leave the rest of the app on MUI: call beamline_capabilities, map
every field and pattern to the most specific Beamline part and write the table into BEAMLINE.md, install
them with one beamline_install (compiled packages, in their own UIRoot), keep my data and handlers, then run
the audit and fix every FIX line.
Keep the MUI version until I have compared the two.

When MUI is the better choice

  • You want Material Design, or a Google-like look. Beamline has its own nine looks, each in dark and light.
  • You need MUI X's pivoting, scheduler or Gantt charts.
  • You only need core components and want them free: Material UI costs nothing.
  • You need real Safari on macOS/iOS verified today: Beamline’s browser evidence covers Chromium and Playwright Firefox/WebKit on Linux, with known phone visual issues (scope and results).

Sources

Read on 10 October 2026; prices change, so check them before you decide.

Local-code and custom-style correction checked on 11 October 2026 against Beamline's install, customise, upgrade and licence docs.