JSX Tool vs poolside
JSX Tool vs poolside, compared side by side on 15 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: JSX Tool is on 11/100 and poolside on 76/100.
Where each one leads
JSX Tool
Leads on none of the measures we hold for both companies.
poolside
- our overall score: 76/100 against 11/100
- agent readiness: 44/100 against 25/100
- domain rating: 73/100 against 11/100
- headcount: 213 against 2
At a glance
| Measure | JSX Tool | poolside |
|---|---|---|
| What it is | A browser extension for React developers to quickly locate components and files for precise LLM interactions. | AI coding models and pair programmer built for on-device execution with privacy-first architecture. |
| Category | Active Developer Tools, B2B, Productivity, Design | Artificial Intelligence, Developer Tools, Code Generation, AI Coding Assistant |
| Sells toBusiness model | B2B | B2B SaaS |
| Offering | Software | SaaS / IDE Plugin |
| Founded | 2025 | 2023 |
| Headquarters | Not published | Paris, France |
| Status | Active | Active |
Size, funding and growth
| Measure | JSX Tool | poolside |
|---|---|---|
| Employees | 2 | 213 |
| Total funding | Not published | $2.8B |
| Latest round | Not published | Series A |
| Valuation | Not published | $4K |
| LinkedIn followers | Not published | 28,616 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | JSX Tool | poolside |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 11/100 | 76/100 |
| Traction | 5/100 | 60/100 |
| Team | Not published | 70/100 |
| Community | Not published | 8/100 |
| Search visibility | 13/100 | 77/100 |
| Quality | Not published | 86/100 |
| Agent readinessHow well an AI agent can read and act on the site | F (25/100) | D (44/100) |
| Domain ratingLink authority, 0-100 | 11/100 | 73/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | JSX Tool | poolside |
|---|---|---|
| Hosting | AWS | Vercel |
| CDN | CloudFront | Vercel |
| Frameworks | Not detected | Sveltekit, Svelte, Tailwind CSS |
Product and pricing
| Measure | JSX Tool | poolside |
|---|---|---|
| Key features | Not published | Proprietary Learning Approach, On-premise Deployment & Data Sovereignty, Foundation Model Development, Integrated Development Ecosystem, Model Factory Infrastructure |
What users say
| Measure | JSX Tool | poolside |
|---|---|---|
| Reddit sentimentThreads we track | 2 positive, 0 negative across 3 threads | 1 positive, 0 negative across 1 thread |
“Launch HN: JSX Tool (YC F25) – A Browser Dev-Panel IDE for React.”r/hackernews
“Poolside. https://sifted.eu/articles/poolside-raises-126m-relocated-france-news [link]”r/
JSX Tool vs poolside: common questions
Which is better, JSX Tool or poolside?
On our 0-100 score poolside rates higher (76/100 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 15 data points above: read the rows that match what you are buying for.
How do JSX Tool and poolside compare on the numbers?
poolside leads on our overall score (76/100 against 11/100), agent readiness (44/100 against 25/100), domain rating (73/100 against 11/100), headcount (213 against 2).
What do real users say about JSX Tool and poolside?
JSX Tool: 2 positive and 0 negative mentions across 3 Reddit threads we track, mostly in r/hackernews. poolside: 1 positive and 0 negative mentions across 1 Reddit threads we track.
Read the full JSX Tool review and pricing or the poolside review and pricing. You can also browse other JSX Tool alternatives we track.