Opening up coss ui 🎉 The new UI we're building for the @calcom platform. Built on top of @base_ui, as we strongly believe in the project and the team behind it. It's now open to everyone who wants to test it, break it, and make it better 💪

More from 🤫 project

The names are not necessarily finalized (or all shipping in the next release together), but hopefully!

Short explainer: 1. Combobox = input + select options (filterable select) 2. Autocomplete = input + suggestions (e.g. search widget) 3. FilterableMenu = input + menu items (e.g. cmd+k, emoji picker)

The @base_ui Combobox is looking to ship as multiple different components: 1. Combobox 2. Autocomplete 3. FilterableMenu Some of the components you can build with these:

Thanks @base_ui team for the llms.txt feature. It's crazy how simple and fast you can migrate all codebase to replace all outdated code with just Claude Code and 1 simple prompt: > Update all React components that use Radix UI to use Base UI instead ( https://t.co/csBlyFCq4n)

Seems v3 still has 2x the downloads of v4:

Tailwind users: do you still use Tailwind v3, or have you upgraded to v4?

TIL that Next.js DevTools is using @base_ui (btw beta.2 just went out)

New Base UI release, the Multi-Select one 🚀 1.0.0-beta.2 ✔︎ New `multiple` prop to Select, to turn it into a Multi-Select. ✔︎ New llms.txt/markdown links for AI Plus tons of other a11y + UX improvements, and bug fixes across components. https://t.co/l5X7plzZ2S

This release reaches Radix parity 👀 if you were holding off, now's a good time to start trying it out! Combobox, multi-select, calendar, and everything else coming up...

Huge Base UI milestone 📢 We're now in beta 🍾 ✔︎ New Menubar component ✔︎ New NavigationMenu component ✔︎ New ContextMenu component ✔︎ Improved performance ✔︎ Verrrrrrrrrry many a11y + bug fixes https://t.co/l5X7plzZ2S

friends @paper are looking for a design engineer to help build the next great design company team is stacked, very early, few meetings & no managers

Artificial superintelligence will have been achieved only if it can write a body scroll lock solution for iOS from scratch that doesn't cause any negative side effects As far as I’m aware it remains unsolved to this day and could be considered a Millennium Prize problem

The next release of Base UI should reach feature parity with Radix, adding the three remaining “Menus”: • Menubar • Navigation Menu • Context Menu After this, we’re tackling Combobox and many more critical components

An interesting mental model for CPU throttling: you “time travel” back to an era of performance Relative to 2024 (M4 Pro): 4× = mid ‘10s 6× = early ‘10s 20× = mid ‘00s ChatGPT claims 95% of users have >2015 perf. 20× is still nice for testing extremes though

New Base UI release 🎁 ✔︎ New Toast component 🍞 ✔︎ New Meter component ✔︎ Composable popup modality ✔︎ Configurable NumberField snapping ✔︎ New Content part for ScrollArea ✔︎ New Label part for Progress ✔︎ Many a11y + bug fixes https://t.co/l5X7plzZ2S

One of the most impactful projects a design engineer can work on today 👇 Base UI is slated to become the new default component library for React, and I can't recommend enough working with @colmtuite and the team.

This is such an amazing opportunity! Come work on @base_ui with us ⬇️

Introducing @base_ui 🚀 ✔️ 25 accessible UI components ✔️ Unstyled. Compatible with any styling engine. ✔️ Fully composable with an open API I'll highlight some of my favourite features in the thread 🧵⬇️