Chrome Extension
Smooth GPT
Fix ChatGPT lag, slow scrolling, and typing delays in long conversations. Four performance strategies applied automatically — no setup needed.
Kaunas, LithuaniaSoftware
Software
that does the
heavy lifting.
Kozilabs is a boutique engineering studio based in Kaunas. We build bespoke SaaS, Chrome extensions, and automation systems that replace manual work with solid code.
Built with
Next.jsReactNode.jsAppwriteTailwindTypeScriptPHPWordPressn8n
Recent work
All ↓Smooth GPTChrome Ext
Freelance accounting automationn8n
Small business accounting automationn8n
Dev workflow with AIAI
Kozilabs PDF ProtectorWordPress Plugin
100%
Bespoke builds
Kaunas
Based in Lithuania
1 day
Typical reply time
✦ Capabilities
What we build
The work changes shape — an extension one month, a plugin the next, a site the one after. What stays the same is the method: we take the repetitive part of your week and build something that does it properly, then hand it over working.
01Automation02Product03Extension04Web / WordPress
AI Workflow Automation
Repetitive work — invoices, reports, client onboarding, data entry — handed off to pipelines that run themselves. Built with n8n, custom APIs, and a language model where the task actually needs one.
Accounting pipelinesClient onboarding flowsAI-assisted reporting
SaaS Product Development
From rough idea to shippable product. We scope, design, and build — then stay involved through launch and iteration. You work with the person writing the code, not a handoff chain.
MVPsInternal toolsSubscription platforms
Custom Chrome Extensions
Browser tools that slot into the apps your team already uses. Automate clicks, extract data, add shortcuts — without changing the underlying software.
ChatGPT performance fixesCRM data captureWorkflow shortcuts
Web & WordPress Plugins
Marketing sites, internal dashboards, and WordPress plugins built to spec. If the off-the-shelf solution almost works, we build the version that actually does.
PDF protection pluginsWooCommerce integrationsCustom dashboards
Software
Selected projects
WordPress Plugin
Kozilabs PDF Protector
Every PDF you sell gets your brand and the buyer's details stamped in at download — automatically. Built for WooCommerce, Easy Digital Downloads, and Download Monitor.
Automation
Fitness Session Billing
Payment links sent automatically after every session. Once paid, the bookkeeping entry is written. Late invoices trigger gentle reminders to both client and coach — no chasing, no spreadsheets.
Let's work together
Got a project in mind?
We take on a small number of projects at a time. Tell us what you're building.
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