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81 followers · 29 following

Achievements

Achievement: Pair Extraordinairex4Achievement: StarstruckAchievement: Pull Sharkx3Achievement: Galaxy BrainAchievement: YOLOAchievement: QuickdrawAchievement: Public SponsorAchievement: Arctic Code Vault Contributor

Achievements

Achievement: Pair Extraordinairex4Achievement: StarstruckAchievement: Pull Sharkx3Achievement: Galaxy BrainAchievement: YOLOAchievement: QuickdrawAchievement: Public SponsorAchievement: Arctic Code Vault Contributor

Highlights

Organizations

@koative

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raelsei/README.md

A spinning ASCII trefoil knot made of raelsei's contributions over the last year: weeks along the knot, days around its tube, busier days raised and brighter. Opens koray.dev/posts.Koray Güler — product engineer in İstanbul, founder of koative. I build small software, and keep it quiet. contributions: 6,722 in the last year; peak: 209 on 30 Sep 2026; busiest: Sundays; streak: 367 days.
Posts from koray.dev
Your LLM can't hallucinate a number it was never given
Cache the prompt, not the inputs
Fire-and-forget doesn't survive on Cloudflare Workers
What a non-extractable key actually protects
We moved our page cache to R2, then deleted it
All posts at koray.dev/posts
koray@istanbul. Opens koray.dev.web: koray.devx: x.com/raelseilinkedin: linkedin.com/in/raelseitelegram: t.me/raelseimail: hello@koray.devDrawn by afterglow on 6 Oct 2026

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  1. koative/openbucket koative/openbucket Public

    Native macOS S3 browser built with SwiftUI. Browse, preview, share and manage files on Amazon S3 and S3-compatible storage, with versions, share links, storage overview and one-way sync.

    Swift 2

  2. koative/hyperliquid-go koative/hyperliquid-go Public

    Go SDK for the Hyperliquid API: market data, trading, transfers and WebSocket streams, with signing verified against the official SDK.

    Go

  3. pocketbase-ts-starter pocketbase-ts-starter Public template

    TypeScript hooks & migrations (esbuild), multi-stage Docker, production hardening

    TypeScript 2

  4. koray.dev koray.dev Public

    My corner of the internet. Notes on the bugs that never raise an exception, and the things I actually shipped.

    Astro 2

  5. afterglow afterglow Public

    Your GitHub year as a spinning ASCII torus, with your posts and links, drawn as one terminal session for your profile README.

    TypeScript

  6. rastero rastero Public

    Compress images in your browser: every format and quality measured side by side. AVIF, WebP, JPEG, PNG, JPEG XL. Nothing leaves your device.

    TypeScript