APIs, Docs & Tools —
all in one place
Generate barcodes & QR, watermark images, manage locks and use handy dev utilities — right in your browser.
Quick Start
Run locally and test requests instantly:
nx serve server # Backend (http://localhost:3000)
nx serve simonapi # Frontend (http://localhost:4200)Features
- QR & Barcodes (PNG/SVG, GS1)
- Watermarking (logo/text, preview)
- Locks (access links, swipe‑to‑open)
- Utilities (echo, IDs, slugify, hash, markdown)
DX & Architecture
NX monorepo, Angular standalone, NestJS, TypeORM, Bootstrap 5. Focus on clear interfaces, good defaults and pragmatic tools.
Fair Use & Disclaimer
This API is free to use under a fair-use principle: personal and light commercial usage is welcome — please avoid abuse, scraping and excessive traffic. Rate limits and changes may apply at any time. No warranties are given; use at your own risk. Data and results may be inaccurate or unavailable, and I am not liable for any damages.
API Catalog
https://hub.abler.tirol/api/barcode/pngstable/api/barcode/svgstable/api/barcode/gs1/renderbeta/api/utils/echostable/api/utils/idstable/api/utils/slugifystableServices
🔳QR Codes
Generate QR from URL, text, email, phone, SMS, vCard or Wi-Fi. Export as PNG/SVG.
Open🏷️Barcodes & GS1
Standard barcodes (PNG/SVG) and GS1-128/DataMatrix (JSON render).
Open🖼️Watermark
Apply logo/text watermarks to images. Live preview and download.
Open🔒Locks
Manage access links (admin) and open via swipe-to-open.
Open🧰Utilities
Echo, IDs, slugify, hashing, markdown → HTML for everyday use.
OpenDeveloper
Senior full-stack engineer with a security-first. I design and operate secure API platforms, developer tools and web UIs end-to-end. Focus on cybersecurity (OWASP, threat modeling, IAM), API governance, automation and measurable DX. Strong with NestJS, Angular, TypeORM, PostgreSQL and containers — shipping clean architecture from home-lab to cloud.