Become a sponsor to Halil İbrahim Çakıroğlu
👋 Hey There!
I'm Halil, a UI/UX Designer in Istanbul who builds the tools he wishes he had. Most of my work sits where design meets code, and lately, where both meet AI agents.
🛠️ What I'm Working On
- Seekter: a job-search agent for Claude Code. It searches job sources every day, filters postings against your own rules, fills in applications in your own Chrome, and keeps every application as a markdown file you can read and diff.
- Plainify: turns a product idea into a structured spec in the PLAIN format, one spec that v0, Bolt, Cursor, Lovable, Claude and Gemini all understand.
- Gerillass: AI-ready Sass mixins and functions for scalable, consistent stylesheets. Every mixin ships with a machine-readable manifest that coding agents can rely on, and the test suite makes sure the docs never drift from the code.
- Sketchize: a free wireframing kit of printable sketch sheets for mobile, tablet and desktop, sized for A3 and A4. Designers, product managers and developers around the world use it to get ideas onto paper before opening a design tool.
- PLAIN: the open specification format behind Plainify, for defining products in a way both people and AI agents can read.
- Yojimbo: an animated border beam for React, a glowing light trail that runs along the edge of any element like a blade catching the light. Named after Kurosawa's samurai film; works with Next.js, Vite and any React 18 setup.
💡 Where Your Support Goes
These projects are free, and they stay free. Running them isn't: domains, hosting, databases, AI usage while testing, and design software, all billed in dollars while I earn in lira, and the exchange rate only moves one way.
Sponsorship pays those bills and buys the time to keep shipping: fixes, new features, and the next tool.
🙏 Thank You
A glass of tea or a monthly sponsorship, every bit is noticed and appreciated. Teşekkürler!
Featured work
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selfishprimate/seekter
A job-search agent for Claude Code. It searches job sources every day, filters postings against your rules (location, visa, salary, sectors, seniority, language), fills application forms in your ow…
Python 71 -
selfishprimate/sketchize
Sketchize is built for UI/UX Designers to help them design lovely apps for mobile, tablet, and desktop devices.
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selfishprimate/gerillass
Gerillass is a Sass mixin library containing a set of Sass mixins and functions to help front-end developers generate scalable CSS outputs.
SCSS 171 -
selfishprimate/plain
PLAIN (Product Language for AI Notation) is a structured markdown specification format designed to bridge the gap between product vision and AI-generated code.
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selfishprimate/yojimbo
Animated border beam effect for React. A glowing light trail that travels along the border of any element. Named after the samurai — the beam cuts along edges like a blade catching light.
TypeScript 5
0% towards $2,000 per month goal
Be the first to sponsor this goal!
$5 a month
SelectSupporter 🤝
A steady hand behind the scenes. Your support helps keep Seekter, Plainify, Gerillass and the rest free and maintained. You get the sponsor badge on your profile, and my thanks.
$15 a month
SelectBacker 🌟
Your name and avatar in the Sponsors section of Seekter's README and on seekter.dev. Your support pays for the hosting, domains and AI usage behind Seekter, Plainify and the rest.
$50 a month
SelectSustainer 💎
Everything in Backer, with a larger avatar, plus a thank-you post on my LinkedIn. At this level you're paying for real development time: fixes, new features and the next tool.
$250 a month
SelectPartner 🏆
For companies and teams. Your logo on seekter.dev and in Seekter's README, and a thank-you in the README of each of my open-source projects. You're what makes these tools sustainable.