aid: htmlcsstoimage
url: https://raw.githubusercontent.com/api-evangelist/htmlcsstoimage/refs/heads/main/apis.yml
name: HTML/CSS to Image
kind: company
description: HTML/CSS to Image (HCTI) is a REST API that renders HTML, CSS, and
  JavaScript into high quality images (PNG, JPG, WebP, PDF). Send markup or a URL
  to the API and receive a permanent, hosted image URL. It supports reusable
  templates with variable substitution and HMAC-signed URLs for generating images
  from a simple GET request.
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
tags:
- Image Generation
- HTML to Image
- CSS to Image
- Rendering
- Screenshots
- Templates
created: '2026-06-20'
modified: '2026-06-20'
specificationVersion: '0.19'
apis:
- aid: htmlcsstoimage:image-generation-api
  name: HTML/CSS to Image Generation API
  tags:
  - Image Generation
  - Rendering
  - Screenshots
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://docs.htmlcsstoimage.com/getting-started/using-the-api/
  baseURL: https://hcti.io/v1
  properties:
  - url: https://docs.htmlcsstoimage.com/getting-started/using-the-api/
    type: Documentation
  - url: https://docs.htmlcsstoimage.com/getting-started/create-and-render/
    type: APIReference
  - url: openapi/htmlcsstoimage-openapi.yml
    type: OpenAPI
  - url: collections/htmlcsstoimage.postman_collection.json
    type: PostmanCollection
  description: Render HTML, CSS, and JavaScript (or a URL) into a hosted image and
    receive a permanent URL. Create single or batch images, retrieve them in PNG,
    JPG, WebP, or PDF with resize and crop options, list images, delete images,
    and check account usage.
- aid: htmlcsstoimage:templates-api
  name: HTML/CSS to Image Templates API
  tags:
  - Templates
  - Variable Substitution
  - Image Generation
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://docs.htmlcsstoimage.com/getting-started/templates/
  baseURL: https://hcti.io/v1
  properties:
  - url: https://docs.htmlcsstoimage.com/getting-started/templates/
    type: Documentation
  - url: openapi/htmlcsstoimage-openapi.yml
    type: OpenAPI
  - url: collections/htmlcsstoimage.postman_collection.json
    type: PostmanCollection
  description: Create and edit reusable HTML/CSS templates with named variables,
    list templates and their versions, and generate images from a template by
    passing template_values, optionally pinning a specific template version.
- aid: htmlcsstoimage:signed-urls-api
  name: HTML/CSS to Image Signed URLs API
  tags:
  - Signed URLs
  - HMAC
  - Templates
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://docs.htmlcsstoimage.com/getting-started/templates/
  baseURL: https://hcti.io/v1
  properties:
  - url: https://docs.htmlcsstoimage.com/getting-started/templates/
    type: Documentation
  - url: openapi/htmlcsstoimage-openapi.yml
    type: OpenAPI
  - url: collections/htmlcsstoimage.postman_collection.json
    type: PostmanCollection
  description: Generate a templated image with a simple GET request using an
    HMAC-signed URL that encodes the template_values, so values cannot be altered
    without the API key and no POST or stored image URL is required.
common:
- type: GitHubOrganization
  url: https://github.com/htmlcsstoimage
- type: LinkedIn
  url: https://www.linkedin.com/company/htmlcsstoimage
- type: Website
  url: https://htmlcsstoimage.com
- type: Documentation
  url: https://docs.htmlcsstoimage.com
- type: Plans
  url: plans/htmlcsstoimage-plans-pricing.yml
- type: RateLimits
  url: rate-limits/htmlcsstoimage-rate-limits.yml
- type: FinOps
  url: finops/htmlcsstoimage-finops.yml
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com