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Deno Deploy vs HTMX

Deno Deploy logo

Deno Deploy

Cloud

Serverless JavaScript at the edge

From
Free
Rated
-
Full reviewWebsite
HTMX logo

HTMX

Web Development

Lightweight JavaScript library enabling AJAX, WebSockets, and server-sent events in HTML

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Deno Deploy smaller ecosystem compared to AWS Lambda with fewer third-party integrations; HTMX best suited for server-rendered architectures, not pure client-side SPAs
  • They diverge on capability: Deno Deploy covers Edge Functions, HTMX covers AJAX requests.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Deno Deploy and HTMX actually diverge.

Attributes where Deno Deploy and HTMX differ
AttributeDeno DeployHTMX
Pricing modelUnknownopen-source
PlatformsCloud/WebWeb
CategoryCloudWeb Development
Founded2021Unknown

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Deno Deploy

  • Edge Functions
  • Deno KV
  • Automatic HTTPS
  • Global Distribution
  • Zero Config Deploy
  • Git Integration
  • Instant Rollbacks
  • Web Standard APIs

Only in HTMX

  • AJAX requests
  • HTTP verb support
  • DOM targeting
  • Swap strategies
  • WebSocket support
  • Server-sent events
  • Out-of-band updates

What people use each for

The jobs each tool is most often brought in to do.

Deno Deploy

  • API endpointsnot HTMX
  • Edge functionsnot HTMX
  • Static sitesnot HTMX
  • Real-time appsnot HTMX

HTMX

  • Building interactive applications without JavaScript framework complexitynot Deno Deploy
  • Server-rendered applications requiring dynamic updatesnot Deno Deploy
  • Adding interactivity to existing server-side applicationsnot Deno Deploy
  • Hypermedia-driven applications using HTML-first approachesnot Deno Deploy

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Deno Deploy

  • Smaller ecosystem compared to AWS Lambda with fewer third-party integrations
  • Less mature than established serverless platforms; newer company and platform
  • 1GB deployment size limit may restrict larger applications
  • 512MB memory limit lower than some competitors for memory-intensive workloads
  • Smaller user base and community compared to Lambda or Netlify

HTMX

  • Best suited for server-rendered architectures, not pure client-side SPAs
  • Limited client-side state management capabilities compared to frameworks
  • Smaller ecosystem with fewer third-party libraries and tools
  • Learning curve for developers from JavaScript framework backgrounds

Pricing, plan by plan

Deno Deploy

Free
  • FreeFree
    • 1M requests/month
    • 100GB outbound bandwidth
    • 50ms CPU time per request
  • Pro$20/month
    • Unlimited requests
    • 5GB KV storage
    • Priority support

HTMX

Free

No published plan breakdown. See the HTMX review.

Which should you pick?

Choose Deno Deploy if

  • You need edge functions.
  • You want to start without paying.
  • You work on Cloud/Web.
  • You also want deno kv.
Deno Deploy review

Choose HTMX if

  • You need ajax requests.
  • You want to start without paying.
  • You also want http verb support.
HTMX review

Questions people ask

Is Deno Deploy or HTMX better?
Neither clearly leads. Deno Deploy starts at Free and HTMX at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Deno Deploy or HTMX?
Deno Deploy starts at Free and HTMX at Free.
Does Deno Deploy or HTMX run on more platforms?
Deno Deploy runs on Cloud/Web. HTMX runs on Web.
Can I use Deno Deploy for free?
Both have a free tier, so you can try either at no cost before committing.
What is Deno Deploy best used for?
Deno Deploy is most often used for api endpoints, edge functions, static sites, real-time apps. Of those, api endpoints and edge functions are not what HTMX is typically brought in for.
What can Deno Deploy do that HTMX cannot?
Deno Deploy covers Edge Functions, Deno KV, Automatic HTTPS, Global Distribution. HTMX covers AJAX requests, HTTP verb support, DOM targeting, Swap strategies.

Answered from the vendors’ own pages

Deno Deploy: What does Deno Deploy's free tier include?

Deno Deploy free tier includes 1 million requests per month, 100 GB of outbound bandwidth, 50 milliseconds of CPU time per request, 50 custom domains, 1 GiB of KV storage, and up to 5 team members.

Source
HTMX: How big is the HTMX JavaScript library?

HTMX is only 16 kilobytes minified and gzipped with zero external dependencies.

Source
Deno Deploy: What are Deno Deploy's Pro plan features and pricing?

Deno Deploy Pro costs $20/month and removes request limits, increases KV storage to 5GB, and includes priority support. Additional storage beyond 5GB costs $0.75/GiB.

Source
HTMX: Can HTMX work with JSON APIs?

While HTMX is optimized for HTML responses, it can work with JSON through additional configuration and response handling.

Source
Deno Deploy: What are the deployment size and memory limits for Deno Deploy?

The total size of all files within a deployment (source files and static files) should not exceed 1 gigabyte. Applications have a maximum memory allocation of 512MB.

Source
HTMX: Does HTMX support real-time features like WebSockets?

Yes, HTMX includes support for WebSockets and server-sent events for real-time bidirectional communication.

Source
Deno Deploy: Does Deno Deploy support TypeScript natively?

Yes. Deno Deploy runs TypeScript natively with zero-configuration TypeScript support. Code can be written in TypeScript or JavaScript and runs on the same V8 engine.

Source
Deno Deploy: What security features does Deno Deploy provide?

Deno Deploy features an opt-in permission system to mitigate supply chain attacks. Permissions can be explicitly granted for file, network, and environment access, running code securely by default.

Source
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