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UniDoc Review: Document Processing Library for Go

UniDoc helps software companies in regulated industries build document workflows within their Go applications. It is designed for teams requiring archival compliance and air-gapped deployment options.

At a glance

Best for
Software companies, Go developers, Regulated industry tech teams, Enterprise software architects
Pricing
UniDoc offers a 14-day free trial with no credit card required. Commercial plans for startups and enterprises are available.
Key use cases
Automated Document Generation, Regulatory Archiving, Secure Document Signing, Data Extraction
Official website
unidoc.io
Screenshot of unidoc website

UniDoc is a set of professional libraries for developers using the Go language to handle PDF and Office documents. Written in pure Go, the library deploys as a single binary and does not require a JVM or external runtime.

The tool is designed for software companies in document-intensive sectors such as finance, healthcare, and legal. It provides capabilities for generating PDFs from data, extracting text and images, and managing Word and PowerPoint files.

Buyers should consider that this is a technical library rather than a standalone application. Teams will need Go development expertise to implement these tools into their own software products. It is designed for environments where security and supply-chain auditing are priorities.

Key Features

PDF Generation

Creates PDFs from data for use in invoices, statements, and reports.

Digital Signatures

Supports PAdES-B and LTV-enabled signatures for documents.

AI Extraction

Extracts structured JSON from complex PDFs, including tables and forms.

Office File Generation

Supports the creation and editing of DOCX and PPTX files.

HTML to PDF Rendering

Converts HTML and CSS into PDF documents.

Compliance Support

Produces output compatible with PDF/A-1b, PDF/A-3, and PDF/UA standards.

Use Cases

Automated Document Generation

Turning application data into PDFs such as medical bills or bank statements.

Regulatory Archiving

Creating PDF/A compliant documents for long-term archival in legal or financial sectors.

Secure Document Signing

Applying digital signatures to contracts and official records.

Data Extraction

Pulling text, images, and structured data from existing PDF files into machine-readable formats.

Best For

Software companiesGo developersRegulated industry tech teamsEnterprise software architects

Pricing

UniDoc offers a 14-day free trial with no credit card required. Commercial plans for startups and enterprises are available.

FAQ

What is UniDoc?

UniDoc provides a suite of pure Go libraries, including UniPDF, UniOffice, and UniHTML, used to generate, edit, and extract data from PDF and Office documents.

Does UniDoc require a separate runtime like Java?

No, UniDoc is written in pure Go and deploys as a single binary, meaning it does not require a JVM, native binary, or REST sidecar.

Is there a free trial available?

Yes, UniDoc offers a 14-day free trial that includes all products and does not require a credit card.

Can UniDoc be used in air-gapped environments?

Yes, UniDoc offers an offline license key option that requires no network calls, which is designed for secure or air-gapped environments.

Source category: Software Development

Source subcategory: Document Automation

Software Type:

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