Best Self-hosted Document Processing & PDF Tools tools in 2026

43 self-hosted open source alternatives in this category

Signature PDF

Open-source web app to sign, organize, edit metadata, and compress PDFs

Self-hosted web app for signing PDFs (single or multi-signer), organizing pages (merge/rotate/extract), editing PDF metadata, and compressing files.

Alternative to:

Docusign+19

Fast Music Remover

Web-based background music and noise removal for media

689

Last commit: 1y ago

Self-hosted web app that removes background music and reduces noise from videos or audio (including URLs), using FFmpeg and DeepFilterNet-based enhancement.

Alternative to:

Adobe Acrobat+8

I, Librarian

Web-based PDF and reference manager for collaborative research

319

Last commit: 1mo ago

Web application to manage, annotate, and share academic PDFs with full-text search, OCR, citation import, and team collaboration.

Alternative to:

Mendeley+12

EveryDocs

Self-hosted Ruby on Rails document management server for PDFs

314

Last commit: 3mo ago

Ruby on Rails document management server for uploading, organizing, encrypting and full-text searching PDF documents. Provides a REST API and mobile-friendly web UI.

Alternative to:

DocuWare+7

OpenReader WebUI

Web-based text-to-speech document reader for EPUB, PDF, DOCX, MD and TXT

267

Last commit: 3d ago

Next.js web app that reads EPUB, PDF, DOCX, MD and TXT using pluggable TTS providers, offering real-time read-along highlighting, word timestamps, and audiobook export.

Alternative to:

Speechify+7

Mere Medical

Self-hosted, offline-first personal health record aggregator

245

Last commit: 17h ago

Self-hosted personal health record (PHR) that aggregates and syncs medical records from multiple patient portals into a local, privacy-first web app.

Alternative to:

Apple Health+1

URL to PNG

HTTP service that generates PNG screenshots from URLs using Playwright

235

Last commit: 4mo ago

Self-hosted HTTP API to render web pages to PNG with configurable viewport, caching, Playwright-based parallel rendering, and S3/CouchDB/filesystem storage.

Alternative to:

Urlbox+4

Autocaliweb

Web interface for browsing, reading and managing Calibre libraries

219

Last commit: 11h ago

Fork of Calibre-Web providing a Bootstrap-based web UI to browse, read, convert and serve eBooks, comics and PDFs from a Calibre database with Docker support.

Alternative to:

OverDrive Libby+12

Receipt Wrangler

Receipt capture, extraction, indexing, and organization platform

190

Last commit: 3d ago

Multi-platform receipt management suite with an API, desktop and mobile apps for capture, OCR extraction, indexing, and searchable archives.

Alternative to:

Expensify+7

Ackify

Cryptographic proof-of-read and document acknowledgment system

179

Last commit: 20d ago

Ackify provides Ed25519-based proof-of-read for documents with immutable audit trails, OAuth2/MagicLink authentication, embeddable widgets and an admin dashboard.

Alternative to:

Docusign+15

Webarchive

Simple web archive: save pages as PDF, headers, or single-file HTML

176

Last commit: 10mo ago

Go-based self-hosted web archiver for personal/home use. Saves pages as PDF, captures HTTP headers, and stores single-file HTML. Provides a REST API and optional web UI.

Alternative to:

PDFShift+9

Mayan EDMS

Open source electronic document management system (EDMS)

Mayan EDMS is an open source document management system for ingesting, indexing, organizing, and securing documents with workflows, OCR, and audit trails.

Alternative to:

DocuWare+6

SANE (Scanner Access Now Easy)

Standard API and driver collection for raster image scanners

SANE provides a portable API, a collection of scanner backends and frontends, and network scanning support (saned/scanimage) for Unix-like systems.

Alternative to:

VueScan+7