kostyniuk/glasscn-components
Apple-inspired glassmorphic UI components built on top of ShadCN and Base UI
─ 26 y.o. ─ Team Lead | SWE @ AMFG ─ React | Node
Repositories
kostyniuk/hunk-extensions
Extensions for the Hunk terminal diff reviewer
kostyniuk/lovable-animations
Interactive animated companion to Lovable's 'Inside Chats: How Lovable's Agents Work Together'
kostyniuk/fastapi-first-try
A first FastAPI project with basic CRUD, params, queries and types
kostyniuk/sec-fillings
kostyniuk/portfolio
My portfolio. Built with Next.js, shadcn/ui, React Bits, and Motion. Main inspiration is the Luma theme by shadcn and translucent designs. Also my first experience with Motion - ended up pretty cool I think :)
kostyniuk/lee-hire-me
This app helps users build polished, professional one-page CVs quickly through a simple guided interface. It streamlines resume creation with customizable sections, clean formatting, and an efficient editing experience. The result is a modern CV builder that makes it easy to create job-ready resumes.
kostyniuk/test-performance-speedup
How a 17-minute test suite became 4 minutes: template views, baked fixtures, one DB per describe, and a CI disk mystery
kostyniuk/skills
kostyniuk/mellow-lines
A web app for creating animated videos of code morphing between steps. Paste code snippets, configure syntax highlighting and export smooth token-level transitions as WebM/MP4 videos.
kostyniuk/react-profiler
kostyniuk/vitest
kostyniuk/eevee
kostyniuk/ts-common-examples
kostyniuk/mellow-fmt
An interactive playground for exploring and comparing Prettier and Oxfmt formatting options. Side-by-side comparison of 18 Prettier and 5 Oxfmt-specific options with live code previews Export ready-to-use .prettierrc or .oxfmt.json configs with one click
kostyniuk/elevenlabs
kostyniuk/alex-posts
A technical blog with deep dives into database internals, React mechanics, and JavaScript tooling. 10+ PostgreSQL deep dives — MVCC & locking, isolation levels, WAL & shared buffers, B+Tree indexes, window functions, and more React articles — From JSX to DOM, mounting vs rendering, Activity component, and Next.js 16 PPR
kostyniuk/lovable-preset
kostyniuk/animations
kostyniuk/css
kostyniuk/notra
Turn Your Work Into Content
kostyniuk/components
kostyniuk/tab-card
kostyniuk/scroll-timeline
A scroll-driven React timeline with a two-color axis and optional sticky icons
kostyniuk/kibo
A custom registry of composable, accessible and extensible components designed for use with shadcn/ui. Free and open source, forever.
kostyniuk/ui
A set of beautifully-designed, accessible components and a code distribution platform. Works with your favorite frameworks. Open Source. Open Code.
kostyniuk/github-repo-battle
kostyniuk/typescript-generics-workshop
Interactive tutorial on using generics in TypeScript