| What it does | Free online stamp maker for custom stamps and seals
| Free online database schema design tool for ER diagrams and SQL generation
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Freemium
| Freemium
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| Pricing | Free: unlimited design edits and 480px watermarked JPG download. Paid: High-res PNG $2.50, PNG + SVG $2.90, All formats (PNG + SVG + PDF) $3.50. No subscription, one-time payment only.
| Free tier includes the open-source editor with all SQL dialects, import & export, and local diagram storage. drawDB Pro offers paid plans for Solo Pro and Team Pro with cloud storage, real-time collaboration, AI schema assistant, GitHub integration, and priority support.
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| Key features | - 26 stamp template categories including company seals, notary, date, and deposit stamps
- Round, square, or rectangular stamp shapes sized in real millimeters
- Live preview rendering as you edit
- Free watermarked JPG download to test layout
- High-resolution PNG export at 6000px with transparent background
- Vector SVG export with text converted to outlines for stamp makers
- Print-ready PDF at true physical size
- Mobile-responsive web app with no installation required
- Customizable fonts including Oswald, Archivo, PT Serif, Courier Prime, and Noto Sans CJK
- Adjustable ink color, opacity, aging effect, and border styles
| - Entity-relationship diagram editor
- SQL generation for PostgreSQL, MySQL, SQLite, MariaDB, SQL Server, and Oracle
- DBML import and export
- Real-time collaborative database design
- Cloud storage and team workspaces
- AI-assisted schema design
- Schema reverse engineering from existing SQL
- Version history and migration generation
- Export to SQL, JSON, PNG, JPEG, SVG, and PDF
- Keyboard shortcuts and customizable workspace
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| What makes it different | - No account creation or signup required to design and download free preview
- Pay once per design, no subscription billing
- Server-side rendering ensures preview matches final export exactly
- Designed specifically for real documents with print-ready output at true size
- Seven-day email download link for file re-downloads after payment
| - Free and open source with no account required to start designing
- Supports all major SQL dialects in one tool
- Self-hostable on your own infrastructure with Docker
- Real-time team collaboration with shared cursors and presence
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 11 ● no change since last check | 46 ● no change since last check |
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| Trust Flow (Majestic) | 6 | 10 |
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| Citation Flow (Majestic) | 22 | 33 |
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| Referring domains (Majestic) | 10 | 526 |
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StampZen
drawDB