Zero SPA Changes
Works with React, Vue, Svelte, Angular as-is. No code modifications.
INFRASTRUCTURE · DYNAMIC RENDERING
Trident Prism.
Serve bots instantly.
- Who it helps
- Teams running JavaScript storefronts that crawlers struggle to read.
- What changes
- Search engines, social crawlers and AI bots receive fully rendered, cached HTML.
- Headless Chromium renders JavaScript into static HTML
- Rendered pages cached with a configurable TTL
- 70+ bot patterns for search, social and AI crawlers
Render JavaScript into HTML for search engines and social crawlers with a self-hosted rendering proxy.
Works with:
- Next.js
- Nuxt
- PWA Studio
- React
- Vue
- Angular
- Svelte
- SvelteKit
- Other JavaScript SPAs
Built for JavaScript single-page applications, including Magento PWA Studio. Renders client-side pages into HTML for search engines and social crawlers. Works with client-rendered Next.js, Nuxt and SvelteKit pages; configure rendering and crawler routing for your application.
Product details
PRISM•Built with Rust•€1,000/yr per production project
Trident PRISM
Render JavaScript. Cache HTML. Serve bots instantly.
Dynamic rendering reverse proxy for SPAs. Renders JavaScript into static HTML with headless Chromium, caches results, and serves fully rendered pages to search engines, social crawlers, and AI bots.
Self-hosted
631 Tests
[server]
origin = "http://localhost:3000"
mode = "bot-only"
[render]
wait_for = "load"
timeout_secs = 10
[cache]
default_ttl_secs = 3600- 70+
- Bot Patterns
- Search, social, AI crawlers
- 631
- Tests Pass
- Unit, E2E, Chrome, Docker
- <2s
- Render Time
- Average page render with Chrome
- €1,000
- Per Year
- Self-hosted, per production project
Dynamic rendering for SPAs
Everything You Need for Dynamic Rendering
Drop-in SPA rendering with zero code changes. Built for search engines, social crawlers, and AI bots.
Bot Detection
70+ crawler patterns: Google, Bing, GPTBot, ClaudeBot, social bots, SEO tools.
Smart Caching
LRU cache with TTL, grace period, stale-while-revalidate. Request coalescing prevents thundering herd.
SSRF Protection
Private CIDR blocking, URL allowlists, CDP request interception on every Chrome request.
Admin API
Health checks, Prometheus metrics, cache purge by URL/pattern/glob, manual render trigger.
Prometheus Metrics
20+ metrics: requests, renders, cache, pool, origin, process. Built-in /metrics endpoint.
Chrome Pool
Configurable tab count, automatic recycling, crash recovery with exponential backoff.
Request Coalescing
One render per URL at a time. 100 concurrent bot requests = 1 Chrome render.
Cache TTL Rules
Per-route TTL with glob patterns. /blog/** = 24h, /products/** = 2h.
Shadow Mode
Render in background, serve origin response. Compare output before going live.
Memory Safe
Built in Rust. Zero unsafe code. 631 tests. 3 independent security audits.
Simple Config
Single TOML file. Sensible defaults. Validate before deploy.
Request lifecycle
How PRISM Works
Five steps from bot request to fully rendered HTML. Zero changes to your SPA.
- 1
Bot Request Arrives
Googlebot visits your SPA
- 2
PRISM Detects Bot
User-Agent matched against 70+ patterns
- 3
Cache Check
Return cached HTML if fresh, or trigger render
- 4
Chrome Renders
Headless Chromium executes JavaScript
- 5
HTML Cached & Served
Fully rendered page delivered to the bot
Dynamic rendering comparison
How PRISM Compares
PRISM vs paid SaaS services, open-source tools, and framework-level SSR rewrites.
| Feature | PRISM | Competing products | SSR Rewrite |
|---|---|---|---|
| Pricing | €1,000/yr | Varies | Free (rewrite cost) |
| Zero SPA changes | ✓ | ||
| Built-in cache + TTL | ✓ | Framework | |
| Bot detection (70+) | ✓ | Some | |
| Request coalescing | ✓ | ||
| Chrome pool + crash recovery | ✓ | Some | N/A |
| SSRF protection (CDP) | ✓ | Some | N/A |
| Prometheus /metrics | ✓ | ||
| Admin API (purge, render) | ✓ | Some | |
| Stale-while-revalidate | ✓ | Framework | |
| Per-route cache TTL rules | ✓ | Framework | |
| Shadow mode (dry run) | ✓ | ||
| Render limits | Unlimited | Varies | Unlimited |
| Data on your servers | ✓ | ||
| Actively maintained | ✓ | Framework | |
| Built with Rust | ✓ |
Competing products
Hosted services charge monthly by plan and your data leaves your infrastructure. Self-built setups need their own cache, bot detection and serving.
SSR Rewrite
Rewrite your SPA to Next.js/Nuxt. Months of work, framework lock-in, ongoing maintenance.
Works With
Render JavaScript into static HTML for search engines, social crawlers, and AI bots.
- React / Next.js
- Vue / Nuxt
- Angular
- Svelte / SvelteKit
- Magento PWA Studio
Trident PRISM FAQ
Frequently Asked Questions
What SPA frameworks does PRISM support?
Any JavaScript SPA: React, Vue, Angular, Svelte, Magento PWA Studio (Venia), Next.js (client-side), Nuxt (SPA mode), and more. Zero code changes required.
What infrastructure do I need?
A Linux server with Chrome/Chromium installed. PRISM runs as a single binary. Docker images and systemd packages are provided.
Is there a render limit?
No. PRISM runs on your hardware. You can render as many pages as your server can handle. No per-page charges, no monthly quotas.
Ready to self-host?
Stop paying monthly for pre-rendered pages. PRISM runs on your infrastructure, renders unlimited pages, and pays for itself in months.
3 Security Audits
Setup in 5 minutes
Self-hosted
A product by qoliber
WHAT IT DOES
Render JavaScript. Cache HTML.
Trident Prism is a self-hosted dynamic rendering reverse proxy for single-page applications. It renders JavaScript into static HTML with headless Chromium, caches the result and serves fully rendered pages to search engines, social crawlers and AI bots.
- Headless Chromium renders JavaScript into static HTML ● rendering
- Rendered pages cached with a configurable TTL ● cache
- 70+ bot patterns for search, social and AI crawlers ● detection
- Bot-only mode, configured in one config.toml ● config
- Self-hosted, built with Rust ● self-hosted
FROM THE COMMUNITY
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