20+ years building UI for the enterprise

Build beautiful applications, effortlessly.

Ready-to-use UI Controls, components, libraries and AI-powered tools for .NET desktop (WinForms, WPF), the Web (Angular, React, Vue, Blazor, plain HTML5), and beyond. 100+ products crafted for developers who care about polish.

100+UI Controls & Components
.NET 4.8–10WinForms & WPF desktop
42 Web ComponentsHTML5, Angular, React & Vue
20+ yrsSince 2002, UK
Screenshot-style illustration of a software dashboard UI with a sidebar, a data grid, a hierarchical tree list and an activity chart
Also from Binarymission

Meet TreeListView, now its own dedicated product

Our flagship tree grid is now a standalone Web Component with its own home, playground and demos at treelistview.com, with grouping, inline editing and a hundred-thousand-row ceiling.

  • Framework-neutral: works in HTML5, Angular, React, Vue, Svelte & Blazor
  • Unified tree + list views, with filtering, sorting & lazy-loading
  • Grouping with live aggregates, a totals row and inline editing
  • Per-column filters, multi-column sort and column reordering
  • Banded two-row headers, and auto-fit column widths
  • Cascading tri-state checkboxes, and parent roll-up summaries
  • Multi-cell paste from a spreadsheet, with undo and redo
  • Master/detail panels, and saved views your users name themselves
  • Conditional formatting with data bars, and cell-level range selection
  • A server-side data source, a built-in pager, and column virtualisation
  • Real .xlsx export: sums and filters, not a table of text
  • Typed React, Angular and Vue wrappers, generated from the component's own API
  • Nineteen built-in themes, plus full CSS-variable theming
  • Virtual scrolling: a hundred thousand rows stays responsive
  • Live interactive playground: try it with your own data before you buy
Screenshot-style illustration of the TreeListView hierarchical tree and list data grid
Screenshot-style illustration of a component library catalog browser showing a searchable grid of UI controls
New — shipped and live

Forty-two Web Components, in one script tag

BMX is our second commercial component product: standards-based custom elements that the browser renders, not a framework. The same markup works unchanged in plain HTML, React, Angular, Vue, Svelte, Blazor and ASP.NET MVC — with no bundler, no module graph and no build step.

  • Buttons, fields, choices, navigation, feedback and display — the whole set
  • A select and combobox windowed to stay smooth at five thousand options
  • An upload field with per-file progress, cancel, retry and chunking
  • A calendar with month, agenda, week and day views, and keyboard rescheduling
  • An org chart drawn by a tidy-tree algorithm, and announced as a tree
  • WCAG 2.2 AA by construction, with full WAI-ARIA keyboard patterns
  • Ten themes, retintable from a dozen CSS custom properties
  • Typed React, Angular and Vue wrappers, generated from each component's own API
One team, every platform

.NET desktop, Web and AI, wherever you build

From classic desktop apps to modern framework-agnostic web components to AI-powered tools. Pick your platform.

WinForms Controls

50+ exotic, heavily customizable controls: TreeListView, Borderless Form, MultiColumn ComboBox, ScrollBars and more.

See WinForms controls →

WPF Controls

Ground-breaking, MVVM-friendly components: Virtualizing WrapPanel, Ribbon, FlowChart, TreeListView and more.

See WPF controls →

Web Components

Forty-two framework-neutral custom elements, live now, plus typed Angular, React & Vue wrappers — and TreeListView alongside them.

See Web components →

AI Tools & GPTs

Custom GPTs and AI-powered companions for software engineering, security and more.

Explore AI tools →
Screenshot-style illustration of a custom borderless window with a gradient title bar
Featured component

Borderless Form .NET

A fully custom Form/Window for your WinForms applications: movable, resizable and heavily customizable, while keeping all the usual Form behavior you rely on.

  • Customize borders, transparency, thickness, colors and corner radius
  • Host any .NET control on the title bar
  • Customize command-button placement and title bar height
  • Plug in your own renderer for full chrome control
Explore all controls
One more thing

Ready to put TreeListView through its paces?

Grouping with aggregates, inline editing, banded headers, cascading checkboxes, spreadsheet paste with undo, and four export formats. Run the demos, drop in your own data, and grab a license, all on its dedicated site.

Visit treelistview.com ↗

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Try Hypernova free for 14 days, or go straight to a developer license.