About
Serafim Korablev co-founded 21st.dev, a UI components registry, and previously co-founded Rork.com (a web app builder for Next.js), a Telegram-native memecoin launchpad, and Via, a cross-chain crypto routing protocol. He has been working full-time on product design since October 2023.
CEO / co-founder at 21stYC W26
Intro paths
YC
Serafim went through Y Combinator (Winter 2026) — any YC alum in your network can reach them through the YC community.
GP
Their group partner at YC was Ankit Gupta, General Partner at Y Combinator — the partner who ran 21st's batch and knows the company first-hand. YC profile ↗
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In turn, Serafim can intro founders to 21st's investors below.
21st's investors · 3
Co-founders at 21st
SB
Sergey BunasFounder