Open Source Acknowledgments
Effective date: June 7, 2026
HOA in a Box is built on the work of the open-source community. We are grateful to the maintainers and contributors of the projects below, whose software powers our platform and this website. We use these projects in accordance with their respective licenses and retain all required copyright and license notices. This list highlights the most significant projects we rely on; it is not exhaustive, and the full set of dependencies and their license texts is retained with each component.
Platform infrastructure
Self-hosted and infrastructure software the platform runs on:
| Project | Used for | License |
|---|---|---|
| PostgreSQL | Primary relational database | PostgreSQL License |
| PostGIS | Geospatial queries for the collection-site network | GPL-2.0 |
| PgBouncer | PostgreSQL connection pooling | ISC |
| Redis | Caching and background job queue | BSD-3-Clause |
| Keycloak | Identity and access management (OIDC) | Apache-2.0 |
| Documenso | Electronic signature workflows | AGPL-3.0 |
| Prometheus | Metrics collection and alerting | Apache-2.0 |
| Grafana | Observability dashboards | AGPL-3.0 |
| Grafana Loki | Log aggregation | AGPL-3.0 |
| Grafana Tempo | Distributed tracing | AGPL-3.0 |
| OpenTelemetry Collector | Telemetry collection and export | Apache-2.0 |
| Node.js | Server-side JavaScript runtime | MIT |
| Kubernetes | Container orchestration | Apache-2.0 |
Backend
| Project | Used for | License |
|---|---|---|
| NestJS | Application framework | MIT |
| TypeORM | Database access and migrations | MIT |
| BullMQ | Background job processing | MIT |
| Passport | Authentication strategies | MIT |
| Zod | Schema validation | MIT |
| RxJS | Reactive programming utilities | Apache-2.0 |
| Helmet | HTTP security headers | MIT |
| node-soap | Integration with third-party service providers | MIT |
| PDFKit & pdf-parse | PDF generation and parsing | MIT |
| ExcelJS | Spreadsheet generation | MIT |
Frontend
| Project | Used for | License |
|---|---|---|
| React | User interface library | MIT |
| TanStack Router, Query & Table | Routing, server state, and data grids | MIT |
| Radix UI | Accessible UI primitives | MIT |
| Tailwind CSS | Styling | MIT |
| React Hook Form | Form state management | MIT |
| Zustand | Client state management | MIT |
| Recharts | Charts and data visualization | MIT |
| Lucide | Iconography | ISC |
Languages, tooling, and testing
| Project | Used for | License |
|---|---|---|
| TypeScript | Programming language | Apache-2.0 |
| Vite | Frontend build tooling | MIT |
| Jest & Vitest | Unit testing | MIT |
| Playwright | End-to-end testing | Apache-2.0 |
| ESLint & Prettier | Linting and formatting | MIT |
| date-fns | Date and time utilities | MIT |
This website
The HOA in a Box marketing website is static HTML built with Tailwind CSS (MIT), set in the Fraunces and Inter typefaces (SIL Open Font License), with Lucide icons (ISC).
License notices and corrections
Each open-source component is used under its own license, and the applicable copyright and permission notices are preserved with the software. Project names and trademarks are the property of their respective owners; their inclusion here is an acknowledgment of use and does not imply endorsement. If you believe an attribution is missing or incorrect, please let us know and we will correct it.
Contact
Questions or corrections regarding open-source attributions: [email protected].
Last updated: June 7, 2026