Best PDF Generator API Alternatives in 2026
15 PDF creation software our editors would look at instead of PDF Generator API, in our ranking order.
PDF Generator API: A deep PDF automation platform for teams that need governance and deployment control. Where it falls short: no free plan; annual pricing starts at €80.
Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. Scores and reviews are set by our editors and never change for payment; paid placements are marked Featured. How we rank.
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Best forAll-purpose PDF creation, editing, and OCR
A broad PDF toolkit covering editing, OCR, forms, conversion, signatures, and AI workflows.
3.8/10★★☆☆☆Visit PDFelement -
Best forEnterprise PDF workflows and document APIs
A broad PDF automation API for enterprise document workflows and integrations.
- Data merge
- API access
6.0/10★★★☆☆Visit site -
Best forWindows batch PDF conversion
A Windows-focused PDF converter for batch processing, automation, and controlled output.
- API access
6.0/10★★★☆☆Visit PDFCreator -
Best forJava and .NET PDF engineering teams
A focused, self-hosted PDF library for teams that need code-level control.
- Fillable form creation
- Data merge
- API access
6.8/10★★★☆☆Visit iText Core -
Best forFree Windows PDF creation and utility work
A broad, free Windows PDF toolkit for creation, conversion, OCR, forms, and file management.
- Fillable form creation
5.8/10★★★☆☆Visit PDF24 -
Conga Composer not yet scored
Best forEnterprise CRM and high-volume document workflows
A broad document automation platform for CRM data, bulk output, and workflows.
- Fillable form creation
- Data merge
- Bulk PDF generation
—not yet scoredVisit Conga -
Best forLarge organizations needing governed automation
A strong fit for large organizations automating data-driven documents, signatures, and routing.
- Data merge
- Bulk PDF generation
- API access
7.0/10★★★★☆Visit Formstack -
Best forEnterprise Word-template document generation
A focused API for enterprise Word-template document generation, with free developer access.
- Data merge
- Bulk PDF generation
- API access
8.0/10★★★★☆Visit Foxit -
Best forHigh-volume self-hosted document generation
A feature-rich document generator for teams producing PDFs and business files at scale.
- Fillable form creation
- Data merge
- Bulk PDF generation
8.8/10★★★★☆Visit Docmosis -
Gotenberg not yet scored
Best forSelf-hosted document conversion services
A focused, self-hosted PDF conversion API with broad document and PDF operations.
- API access
—not yet scoredVisit Gotenberg -
pdf-lib not yet scored
Best forBrowser and JavaScript PDF manipulation
A broad, developer-focused PDF toolkit for browser and JavaScript workflows.
- Fillable form creation
- API access
—not yet scoredVisit pdf-lib -
PDFMonkey not yet scored
Best forLow-cost HTML and data-driven PDF generation
A low-cost PDF generator that combines visual templates, code, JSON, and automation.
- Data merge
- Bulk PDF generation
- API access
—not yet scoredVisit PDFMonkey -
Plumsail Documents not yet scored
Best forMicrosoft and Airtable document automation
A broad document automation service for Microsoft, Airtable, and connected workflows.
- Data merge
- Bulk PDF generation
- API access
—not yet scoredVisit Plumsail -
WeasyPrint not yet scored
Best forOpen-source HTML/CSS PDF rendering
A focused, self-hosted choice for turning web layouts into structured PDFs.
- Fillable form creation
- API access
—not yet scoredVisit WeasyPrint -
Nintex DocGen not yet scored
Best forSalesforce-centered document generation
A strong choice for automated document generation inside Salesforce.
- Data merge
- Bulk PDF generation
- API access
—not yet scoredVisit Nintex DocGen
PDF Generator API Alternatives: Common Questions
What is the best alternative to PDF Generator API?
Wondershare PDFelement: #1 in our PDF Creation Software ranking, with an editor score of 3.8 out of 10. A broad PDF toolkit covering editing, OCR, forms, conversion, signatures, and AI workflows.
Is there a free alternative to PDF Generator API?
Yes. Adobe PDF Services API, PDFCreator, iText Core, PDF24 Creator and Foxit Document Generation API have a free plan or a free tier (9 of the 15 alternatives on this page).
What is the cheapest paid alternative to PDF Generator API?
Of the alternatives here that publish a price, Docmosis starts lowest, at $49/mo.
PDF Generator API vs Each Alternative
| # | Tool | Free plan | Paid from | Data merge | Bulk PDF generation | API access | Maximum pages | Score |
|---|---|---|---|---|---|---|---|---|
| 11 | PDF Generator API | No | — | Yes | Yes | Yes | — | 8.6 |
| 1 | Wondershare PDFelement | No | — | — | — | — | — | 3.8 |
| 2 | Adobe PDF Services API | Yes | — | Yes | — | Yes | — | 6.0 |
| 3 | PDFCreator | Yes | — | — | — | Yes | — | 6.0 |
| 4 | iText Core | Yes | — | Yes | — | Yes | — | 6.8 |
| 5 | PDF24 Creator | Yes | None | — | — | — | — | 5.8 |
| not scored | Conga Composer | — | — | Yes | Yes | Yes | — | — |
| 7 | Formstack Documents | No | $250/mo | Yes | Yes | Yes | — | 7.0 |
| 8 | Foxit Document Generation API | Yes | — | Yes | Yes | Yes | — | 8.0 |
| 9 | Docmosis | No | $49/mo | Yes | Yes | Yes | — | 8.8 |
| not scored | Gotenberg | Yes | None | No | — | Yes | — | — |
| not scored | pdf-lib | Yes | None | No | No | Yes | — | — |
| not scored | PDFMonkey | Yes | — | Yes | Yes | Yes | — | — |
| not scored | Plumsail Documents | — | — | Yes | Yes | Yes | — | — |
| not scored | WeasyPrint | Yes | None | — | — | Yes | — | — |
| not scored | Nintex DocGen | No | — | Yes | Yes | Yes | — | — |
Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026