Technology Stack

A complete reference of all technologies, frameworks, and tools used in the Ever Gauzy Platform.

Core Technologies

Languages

Technology	Version	Usage
TypeScript	5.x	Full-stack — backend, frontend, desktop, shared contracts
JavaScript	ES2022+	Build scripts, configuration
SCSS/Sass	Module system	Stylesheets (migrated to @use/@forward)
HTML5	Standard	Angular templates

Runtime

Technology	Version	Usage
Node.js	LTS v22.x / v24.x	Backend runtime, build tooling
Electron	Latest	Desktop application runtime

Backend

Framework

Technology	Role
NestJS	Primary backend framework (modules, DI, guards, pipes)
Express.js	HTTP server (via NestJS adapter)
@nestjs/cqrs	Command/Query Responsibility Segregation
@nestjs/swagger	OpenAPI/Swagger documentation generation
@nestjs/graphql	GraphQL API (WIP)
@nestjs/schedule	Cron jobs and task scheduling
@nestjs/throttler	Rate limiting
@nestjs/passport	Authentication strategies

ORM & Database

Technology	Role
TypeORM	Primary ORM — entities, repositories, migrations
MikroORM	Alternative ORM — stricter metadata, unit of work pattern
Knex.js	SQL query builder — raw queries, complex migrations
PostgreSQL	Primary production database
MySQL/MariaDB	Supported alternative database
SQLite / better-sqlite3	Development and demo database

Authentication

Technology	Role
Passport.js	Authentication middleware
jsonwebtoken	JWT token generation and validation
bcrypt	Password hashing
passport-jwt	JWT authentication strategy
passport-google-oauth20	Google OAuth
passport-facebook	Facebook OAuth
passport-github2	GitHub OAuth
passport-twitter	Twitter OAuth
passport-linkedin-oauth2	LinkedIn OAuth
passport-microsoft	Microsoft OAuth

Utilities

Technology	Role
class-validator	DTO validation decorators
class-transformer	Object transformation and serialization
moment.js / luxon	Date/time manipulation
uuid	UUID generation
nodemailer	Email sending
handlebars	Email template rendering
multer	File upload handling
sharp	Image processing
csv-parser	CSV file parsing
xlsx	Excel file handling

Frontend

Framework

Technology	Role
Angular	Frontend SPA framework (v19+)
Nebular	UI component library (Eva Design System)
ngx-admin	Admin dashboard template
RxJS	Reactive programming for Angular
NgRx	State management (select modules)
Angular Router	Client-side routing
Angular Forms	Reactive and template-driven forms

UI Libraries

Technology	Role
Angular CDK	Component development kit
ng2-smart-table	Data tables with sorting, filtering, pagination
ngx-charts	Chart and data visualization
ng2-file-upload	File upload components
@ngx-translate	Internationalization (i18n)
ngx-color-picker	Color selection
ngx-quill	Rich text editor
fullcalendar	Calendar component
leaflet	Interactive maps

Styling

Technology	Role
SCSS	Preprocessor stylesheets
Bootstrap	Base grid system and utilities
Eva Design System	Design tokens via Nebular
CSS Custom Properties	Theme variables

Desktop Applications

Technology	Role
Electron	Desktop app shell (Main + Renderer processes)
electron-builder	App packaging and distribution
electron-updater	Auto-update mechanism
electron-log	Desktop app logging
screenshot-desktop	Activity screenshot capture
active-win	Active window detection
electron-store	Local configuration storage

Build & Development Tools

Monorepo Management

Technology	Role
NX	Monorepo workspace orchestration, dependency graph, caching
Lerna	Multi-package management and publishing
Yarn	Package manager (v1.22.x Classic)

Build Tools

Technology	Role
Webpack	Module bundler (Angular & NestJS)
Angular CLI	Angular build toolchain
ng-packagr	Angular library packaging
ts-node	TypeScript execution for scripts
cross-env	Cross-platform environment variables

Code Quality

Technology	Role
ESLint	JavaScript/TypeScript linting
Prettier	Code formatting
Husky	Git hooks
lint-staged	Pre-commit lint checks
Commitlint	Commit message conventions

Testing

Technology	Role
Jest	Unit testing framework
Cypress	End-to-end testing
Spectator	Angular testing utilities
supertest	HTTP API testing

Infrastructure & DevOps

Containerization

Technology	Role
Docker	Container runtime
Docker Compose	Local multi-container orchestration
Docker Hub	Image registry (ghcr.io and Docker Hub)

Orchestration

Technology	Role
Kubernetes	Container orchestration (production)
Helm	Kubernetes package management

Infrastructure as Code

Technology	Role
Pulumi	Infrastructure as Code (TypeScript)
Terraform	Infrastructure as Code (HCL)

Cloud Providers

Provider	Usage
DigitalOcean	Primary cloud (App Platform, Spaces, Kubernetes)
AWS	S3 storage, optional deployment
Azure	Optional deployment
Heroku	Optional deployment
Others	Linode, Vultr, OVH, Scaleway, CIVO, CoreWeave

CI/CD

Technology	Role
GitHub Actions	Primary CI/CD (build, test, release, desktop builds)
CircleCI	Secondary CI/CD pipeline
NX Cloud	Distributed task caching

Monitoring & Analytics

Technology	Role
Sentry	Error tracking and performance monitoring
PostHog	Product analytics
Jitsu	Data ingestion and event tracking
Cube	Analytics semantic layer, BI dashboards
OpenTelemetry	Distributed tracing (Zipkin, Jaeger, Honeycomb)
PM2 / Keymetrics	Node.js process management and monitoring

Search

Technology	Role
OpenSearch	Full-text search engine
OpenSearch Dashboards	Search analytics and visualization

Feature Management

Technology	Role
Unleash	Feature flags and toggles
Custom Feature Toggles	.env-based feature flags

AI & MCP

Technology	Role
Model Context Protocol (MCP)	AI assistant integration
OAuth 2.0 (MCP Auth)	MCP authentication server
JWKS/RS256	Token validation for MCP

Communication

Technology	Role
Chatwoot	Customer support chat widget
Nodemailer	Email sending (SMTP)
Handlebars	Email templating