SuniPDFProPDF & Document ToolsSuniPDF is a free, open-source PDF editor for Windows, Ubuntu and macOS that works locally, with plan measurements, quantity reports and revision comparison.Open sourceSoftwareViews · 7 daysTop 1%
PDF & Document Tools
Tools to view, edit, merge, split, convert and automate PDF and other document formats.
20 results in PDF & Document Tools
Active Pro listings from this category appear first. Your sort applies within Pro and Free results.
SuniPDFProPDF & Document ToolsSuniPDF is a free, open-source PDF editor for Windows, Ubuntu and macOS that works locally, with plan measurements, quantity reports and revision comparison.Open sourceSoftware174 views4 stars
BentoPDFPDF & Document ToolsBentoPDF is an open-source browser toolkit for editing, organizing, converting and processing PDFs without server-side document processing. It supports self-hosting and visual PDF workflows.Open sourceSelf-hostedViews · 7 daysTop 16%
DocumensoPDF & Document ToolsAGPL-licensed document signing platform built with TypeScript, React Router and PostgreSQL. Use Documenso Cloud or self-host it with Docker, with templates, a REST API, webhooks, embedded signing and X.509 sealed PDFs.Open sourceSelf-hostedFreemiumViews · 7 daysTop 29%
DocuSealPDF & Document ToolsDocuSeal is an AGPL-3.0 platform for building fillable PDF forms and collecting e-signatures, with SMTP email, S3 storage, API, webhooks and mobile apps, available self-hosted with Docker or as DocuSeal Cloud with a Pro plan.Open sourceSelf-hostedFreemiumViews · 7 daysTop 10%
FileePDF & Document ToolsMIT-licensed local file converter for Windows and Linux, with macOS in preview. It advertises 255 formats across documents, images, media and archives; some conversion routes need optional engines.Open sourceSoftwareViews · 7 daysTop 5%
KillerPDFPDF & Document ToolsKillerPDF is a GPLv3 PDF editor for Windows that works locally without an account, with text editing, OCR, redaction, forms, signatures and conversion.Open sourceSoftwareViews · 7 daysTop 29%
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MikeAI Assistants & ChatMike (MikeOSS) is an AGPL-3.0 legal AI platform with cited document chat, tabular review, contract playbooks, a Word add-in and CourtListener research. It runs on your own Supabase and S3 storage with hosted or local Ollama models.Open sourceSelf-hostedViews · 7 daysNo views in 7 days
ONLYOFFICE DocsOffice & PresentationsONLYOFFICE Docs, formerly Document Server, is an AGPL-licensed online office suite you run on your own server and connect to Nextcloud, SharePoint, Moodle or your own app. It edits OOXML files, PDFs and forms with co-editing.Open sourceSelf-hostedFreemiumViews · 7 daysTop 29%
Paperless-ngxPDF & Document ToolsPaperless-ngx is a GPL-3.0 document management system you run with Docker. It OCRs scans with Tesseract, stores PDF/A copies beside originals, auto-tags documents, imports email attachments and offers opt-in AI features.Open sourceSelf-hostedViews · 7 daysTop 29%
PapermarkFile Sharing, Sync & ManagementPapermark shares documents and data rooms through tracked links with page-level analytics, email verification, passwords, NDA gating, watermarks and custom domains. Hosted plans or self-hosting from AGPLv3 source with commercial ee parts.Open sourceSelf-hostedFreemiumViews · 7 daysNo views in 7 days
PapraPDF & Document ToolsOpen-source document archiving platform with organizations, tags, full-text search, OCR, email and folder ingestion, encryption, an API, a CLI and a mobile app. Self-host with Docker or use the hosted service.Open sourceSelf-hostedFreemiumViews · 7 daysTop 29%
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pdfcpuPDF & Document Toolspdfcpu is an Apache-2.0 PDF library and command-line tool written in Go that validates, optimizes, splits, merges, encrypts and extracts content from PDF files.Open sourceSelf-hostedViews · 7 daysTop 29%
PdfCraftPDF & Document ToolsClean-room PDF workbench written in Rust by the ArtCraft team: read, search, organize, combine, split, comment, fill forms, OCR and encrypt PDFs on macOS, Windows, Linux, FreeBSD and the web, with a scriptable CLI and an opt-in MCP server.Open sourceSelf-hostedViews · 7 daysTop 3%
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qpdfPDF & Document Toolsqpdf is an Apache-licensed command-line tool and C++ library to split, merge, encrypt, linearize and inspect PDF files, without rendering or text extraction.Open sourceSelf-hostedViews · 7 daysTop 29%
Stirling PDFPDF & Document ToolsStirling PDF edits, converts, signs, redacts and OCRs PDFs on the desktop, in the browser or on your servers, with REST APIs and no-code pipelines.Open sourceSelf-hostedViews · 7 daysTop 16%
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SurfSenseAI Assistants & ChatSurfSense is an open-source NotebookLM alternative for Windows, macOS and Linux, plus a Docker image: index local files, get cited answers, let an agent redline Word files and build documents, with local or remote models and no account.Open sourceSelf-hostedFreemiumViews · 7 daysTop 29%
Shortlists for PDF & Document Tools
Explore collections with tools relevant to this category, grouped by deployment, source model or workload.
Open-source IT tools →
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IT tools with an API →
12 matching tools from this category
How to choose pdf & document tools tools
PDF and document tools view, merge, split, rotate, compress, convert, sign and redact PDF files, and many also convert office and image formats or extract text for AI pipelines. They come as desktop editors, browser toolkits that process files client-side, command-line utilities and libraries for automation. Office suites author documents, while these tools work on finished files and on the conversions between formats.
Who uses these tools
- Office staff merging and signing everyday paperwork
- Developers automating PDF processing in scripts
- Legal and HR teams redacting sensitive documents
Capabilities to compare
- Merge, split, reorder and rotate pages
- OCR for scanned documents
- True redaction and metadata removal
- Format conversion and Markdown extraction
- Command-line and library automation
Operating considerations
- Uploading confidential files to online converters
- Redaction that only hides text visually
- Licence terms for embedding libraries
- Batch performance on large scanned files
- Install rights on locked-down desktops
Selection checklist
- Choose tools that process files locally or in the browser when documents contain personal or confidential data.
- Test redaction by copying text from the output to confirm removed content is actually gone.
- Check OCR accuracy on your own scans, including skewed pages, tables and non-English text.
- For automation, confirm a command-line interface or library exists with a licence that suits your product.
What belongs in this category: A tool is listed here when it manipulates, converts, inspects or extracts content from PDFs and other finished document files, rather than authoring documents from scratch or managing file storage.
PDF & Document Tools on iThub in figures
iThub lists 20 tools in PDF & Document Tools. 20 of 20 are open source, 14 of 20 can be self-hosted, 20 of 20 have a free, freemium or open-source pricing model and 12 of 20 offer an API.
- Tools listed
- 20
- Open source
- 20
- Self-hostable
- 14
- Free to start
- 20
- With an API
- 12
- Web app
- 11
- Desktop app
- 11
Typical use cases
- Merging scanned receipts into a single expense report
- Redacting personal data before sharing a document externally
- Converting office files to Markdown for an AI knowledge base
- Validating and compressing PDFs in a build pipeline
Trade-offs to model
- Browser-based toolkits need no install and keep files on the device, but desktop apps handle large files and OCR better.
- Command-line utilities automate well inside pipelines, while graphical editors suit occasional manual edits by non-technical staff.
Common mistakes
- Drawing black boxes over text and calling it redaction while the underlying text remains selectable.
- Letting staff use random online converters for contracts and payroll documents without checking data handling.
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Editorial guides
PDFCraft: choosing between the Rust app and browser toolkit →0 tools selectedCompare selected