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Aleph

Search and document management for investigative work

Document Management ★ 2.4k stars Hard setup MIT

Aleph is an open-source tool for indexing, searching, and cross-referencing large collections of documents and structured data, built for investigative journalism. It performs OCR, entity extraction, and link analysis across archives.

Official siteSource code

Key features

  • OCR and text extraction
  • Entity cross-referencing
  • Full-text document search
  • Investigative archives

Strengths

  • Released under the MIT license
  • First-class Docker support for quick deployment
  • Active community (2.4k GitHub stars)
  • Written in JavaScript

Is Aleph secure?

OSV.dev has no published security advisories for Aleph's repository. No known vulnerabilities is not proof of security: it means none have been publicly catalogued.

Source: OSV.dev, checked 2026-10-14. How this is measured.

Aleph replaces

Self-hosted DocuWare alternativesSelf-hosted Relativity alternatives

Health badge

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SelfHostIndex: 58 · fair

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<a href="https://selfhostindex.com/app/aleph-occrp/"><img src="https://selfhostindex.com/badge/aleph-occrp.svg" alt="SelfHostIndex health score for Aleph"></a>
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   :alt: SelfHostIndex health score for Aleph
   :target: https://selfhostindex.com/app/aleph-occrp/

The score is recomputed on every nightly rebuild from public repository data — see how it is calculated.

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