End-to-End SaaS

Next.js + Fastify SaaS — Viber Widget

Shipped SaaSEnd-to-End Product

Next.js + Fastify SaaS
Viber Widget

$39 Lifetime License. Self-hosted chat widget micro-product with Stripe payments and domain-bound keys.

TypeScriptNext.jsFastifySQLiteStripe
Lifetime Deal

The $39 Micro-SaaS

Most widgets charge $29/mo and inject trackers. PingBoost is self-hosted, domain-bound, and requires a single one-time payment.

5KB Payload
No Trackers
100% Self-Hosted

SaaS vs Self-Hosted

Metric
OthersPingBoost
Pricing
$29/mo
$39 flat
Payload
~300KB
5KB
Trackers
Yes
None

System Specs

FrontendNext.js (Static)
BackendFastify + SQLite
PaymentsStripe Webhooks
DeliveryResend API

Zero-Touch Automation Loop

Visitor
Stripe
Email Key

System Infrastructure

ModuleKey Capability
Embeddable Widget5KB fail-silent payload
License ServerIdempotent Stripe webhooks
Marketing LandingStatic export via Nginx
Visual EditorZero-touch configuration
B2B Automation

Bulk Price Updates in 2 Minutes

ProductionBrowser-Based

Bulk Price Updates
in 2 Minutes

Browser-Based Tool for E-commerce

TypeScriptReact 19Next.js 16SheetJSPapaParse
Zero Upload
10kProducts

Processed locally in < 2s.
Business data never leaves the browser.

Hierarchical Rules

Global: +5%
Category: +10%
Subcategory: +15%

Auto-Detect

Algorithms map columns across formats automatically.

"Ціна"PRICE
"Артикул"SKU
SKU
Category Tree
Raw_Export
Computed_Price
FURN-01
Chairs > Office
1 240,55
1,450.00
FURN-02
Desks > Standing
4500.10
4,950.00
FURN-03
Storage > Cabinets
890,99
1,050.00
FURN-04
Chairs > Gaming
2100
2,500.00
FURN-05
Desks > Basic
1150,40
1,300.00

Zero-Backend Export

Format-preserving export entirely in the browser. 50+ columns kept intact.

SheetJS
PapaParse

Architecture Docs

Deep dive into the core browser-based processing engine logic.

Infrastructure

Linux Homelab Stack

Production · Live 24/7Ubuntu 22.04 LTS

Linux Homelab
Infrastructure Stack

Production-Ready Self-Hosted Infrastructure

DockerTraefikPrometheusGrafanaUbuntu 22.04
stan-homelab
Uptime99.99%
Active Containers7 / 7
Sys Load
Auth
Key-only SSH
Firewall
UFW strict
Brute-force
fail2ban
Backups
Nightly cron
Updates
Watchtower

SaaS List (V3)

Clean badges and modern typography.

Traefik Reverse Proxy

Seamless routing with automatic SSL provisioning. All internal ports stay hidden.

Architecture Docs

Explore the complete infrastructure as code and full setup documentation.

Network Architecture

Real-time visualization of the homelab network topology

Traefik Proxy
Entrypoint & SSL
Grafana & Dashboards
Uptime Kuma
Prometheus TSDB
Watchtower Updater
Research & Development

System Architecture

In DevelopmentWindows Server 2022

Research & Development
System Architecture

Advanced configuration and terminal environment

Active DirectoryGroup PolicyPowerShellDNSWindows Server
dc01.corp.local
AD SyncHealthy
DNS/SMBActive
Sys Load
Role-Based Access
Strict RBAC
NTFS Security
Delegated ACLs
Direct Assignments
Zero
Disaster Recovery
AD Recycle Bin
System Restore
DSRM Tested

Enterprise Security

Hierarchical OUs and strict group delegation.

Group Policy (GPO)

Automated endpoint configuration for seamless user experience.

Architecture Docs

Explore the complete Active Directory setup documentation.

Directory Graph

corp.local structure

IT Admins Group
Full Control · Domain Admins
HR Specialists Group
Read/Write HR$ · Read Public$
Standard Users Group
Read Public$ · Restricted Access
Interactive graph available on wider screens.