01
Personal Website
A place to see what I build, what I have learned and the ideas I am still working on.
Work delivered.
Systems built.
Real, working products spanning web platforms, mobile applications, education and digital publishing.
IDEA · DESIGN · DEVELOPMENT · RELEASE40Total works
10Web systems
10Mobile products
19Courses & publishing
02 · SELECTED WORK
Featured productions
Living products and platforms that bring different disciplines together in one working result.
03 · ALL WORK
Production library
Choose a category and explore related projects, products, courses and publications.
01
02
Varkuna
The place to find every Varkuna product, its downloads and the help needed to get started.
03
Netopsiyon Blog
Notes from the real work: PHP, Linux, servers and the web problems I have had to solve.
04
Domain & Hosting
A straightforward place to compare domain and hosting options without digging through vague promises.
05
Kiraz's Kitchen
A place for anyone asking “what should I cook?”—with recipes, useful categories and kitchen ideas together.
06
Renkita – My Coloring Book
A closer look at Renkita, its drawings and the colorful way the app turns a quiet moment into play.
07
Tohumdan Hayata
A guide for naming a plant, learning what it needs and following its growth step by step.
08
Film Ajandam
A place to find something worth watching, then keep the film, cast and notes in one view.
09
Web Tools
The little web tools I reach for when a quick check or conversion saves time.
10Check IP Address
A single-screen look at your IP address and the key details of the connection you are using now.
11
Dört İşlem Pratik
Short exercises for anyone who wants a little more practice with the four basic operations.
12
Üç-Kare Oyunu (XOX / SOS)
The familiar little rush of XOX and SOS, ready for a quick round on your phone.
13Netopsiyon Mobile
An Android reader for keeping up with Netopsiyon articles when you are away from the desk.
14Kiraz's Kitchen Mobile
A handy way to keep Kiraz’s Kitchen recipes close while shopping, cooking or planning dinner.
15Renkita Mobile
A coloring app for children and adults who want to slow down and add a little color to the day.
16Varkuna
A compact way to reach saved servers over SSH and keep the commands you use most close at hand.
17
Varkuna FTP
A simple, ad-free way to move files between your phone and FTP, FTPS or SFTP servers.
18
Huzurlu Kareler
A colorful square puzzle for the kind of quiet break that turns into “just one more move.”
19
Mindful Numbers Sudoku
For Sudoku players who would rather reason through the board than guess their way across it.
20
Folding Squares
Merge matching numbers, grow the board and see how long you can keep the next move alive.
21
Varkuna Connect
A desktop workspace I built to keep server connections, terminal work and file transfers in one window.
22
HTML and HTML5 Course
A step-by-step starting point for learning HTML, from the first tag to a well-structured page.
23CSS Course
For anyone who wants a page to look good and still behave properly on every screen.
24CSS Grid Course
A practical way to arrange cards, columns and page sections with CSS Grid.
25CSS Flexbox Course
A clear introduction to using Flexbox when menus and content need to line up properly.
26Linux Vi / Vim Text Editor
A simple route into vi/vim for anyone who wants to edit files without leaving the terminal.
27Linux Shell Script Course
A starting point for making Linux handle repetitive work through small shell scripts.
28Zabbix Installation Course from A to Z
A start-to-finish guide for getting Zabbix ready to watch over your servers.
29Linux nano Editor Course
A quick introduction to opening, editing and saving files with nano in the terminal.
30
Kiraz's Kitchen – Master Recipe Book
A book for the evenings when you ask “what should I cook?” and want a useful answer.
31Linux Commands Cheatsheet – Book 1
The first book collects the Linux commands you reach for when working with files and folders.
32Linux Commands Cheatsheet – Book 2
The second book is for checking disk space, system status and the resources behind it all.
33Linux Commands Cheatsheet – Book 3
The third book keeps the commands for logs and services close when a server needs attention.
34Linux Commands Cheatsheet – Book 4
The fourth book focuses on the commands that help you understand connections, ports and live traffic.
35Linux Commands Cheatsheet – Book 5
The fifth book is a quick reference for users, permissions, file access and everyday security work.
36Linux Commands Cheatsheet – Quick Summary Edition
When you know what you need but not the exact syntax, this short Linux summary gets you moving.
37Linux Commands Cheatsheet – Complete Edition
A larger Linux reference for the terminal work and system administration tasks that come up every day.
38Electronics Workshop – Basic Electronics
A friendly first step into electronics, from Ohm's law and transistors to soldering at the bench.
39Electronics Workshop – Digital Electronics
A practical look at digital electronics, from logic gates and the 74HC595 to I2C, SPI and UART.
40Computer Hardware Handbook
For anyone who wants to build a PC, understand how the parts work together and track down hardware faults.
04 · WHAT IS NEXT?Let us build the
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