Supabase vs Zerostream
Supabase vs Zerostream, compared side by side on 10 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: Supabase is on 70/100 and Zerostream on 11/100.
Where each one leads
Supabase
- our overall score: 70/100 against 11/100
- agent readiness: 66/100 against 43/100
Zerostream
Leads on none of the measures we hold for both companies.
At a glance
| Measure | Supabase | Zerostream |
|---|---|---|
| What it is | Open source Firebase alternative with a PostgreSQL backend and real-time capabilities. | Zerostream provides a real-time data streaming platform for developers to build event-driven applications. |
| Category | Database, Backend as a Service, Developer Tools, API Platform | Data Streaming, Event-Driven Architecture, Real-time Data, Developer Tools |
| Sells toBusiness model | B2B | B2B |
| Offering | Platform | Platform |
| Founded | 2020 | Not published |
| Headquarters | San Francisco, United States | Not published |
| Status | Active | Active |
Size, funding and growth
| Measure | Supabase | Zerostream |
|---|---|---|
| Employees | 342 | Not published |
| Total funding | $933M | Not published |
| Latest round | Series D | Not published |
| Valuation | $11B | Not published |
| LinkedIn followers | 99,093 | Not published |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Supabase | Zerostream |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 70/100 | 11/100 |
| Traction | 60/100 | Not published |
| Team | 70/100 | Not published |
| Community | 15/100 | Not published |
| Search visibility | 72/100 | 26/100 |
| Quality | 75/100 | Not published |
| Agent readinessHow well an AI agent can read and act on the site | C (66/100) | D (43/100) |
| Domain ratingLink authority, 0-100 | 91/100 | Not published |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Supabase | Zerostream |
|---|---|---|
| Hosting | Vercel | Not detected |
| CDN | Vercel | Not detected |
| Frameworks | Next.js, Tailwind CSS | Not detected |
| Open source | Yes | No |
| Self-hostable | Yes | No |
Supabase vs Zerostream: common questions
Which is better, Supabase or Zerostream?
On our 0-100 score Supabase rates higher (70/100 against 11/100). The score weights traction, team, visibility and profile completeness, so it reflects company strength rather than which product suits you. We compare the two on 10 data points above: read the rows that match what you are buying for.
How do Supabase and Zerostream compare on the numbers?
Supabase leads on our overall score (70/100 against 11/100), agent readiness (66/100 against 43/100).
Read the full Supabase review and pricing or the Zerostream review and pricing. You can also browse other Supabase alternatives we track.