Resource library

OSINT tools with context, limits, and safer use notes.

Each entry explains what the source can check, where it may mislead, and how to cite it in a report.

Start with search, narrow by shelf, then read the source type, last-checked date, and main limitation.

Quick discovery

What are you looking for first?

Pick one of five segments; the filter on the right narrows to that area.

For news claims, image, or video verification: reverse search, earlier copies, and context checks.

Open the segment

Collections

Find the right source family first.

Move notes into a report

Search and meta-search

Search and archives

Start with search engines, archived pages, cached copies, and older public records.

6 entries

Domain and DNS intelligence

Domains and web traces

Check domains, DNS, certificates, hosting context, and passive infrastructure signals.

9 entries

Image and reverse-image search

Images and video

Look for earlier uploads, frames, visual clues, and publication context.

6 entries

Location and map verification

Maps and location

Compare terrain, streets, satellite imagery, sun position, and public map traces.

7 entries

Threat intelligence

Threat intelligence

Read indicators, reputation, vulnerability notes, and defensive context carefully.

8 entries

Reporting templates

Reporting

Keep evidence, interpretation, limits, and confidence in a reusable report structure.

5 entries

Search

Browse the English resource view.

The list keeps short notes and check records separate, so the cards do not repeat the same warning on every entry.

Directory view

Grouped by research category.

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Showing 6 of 207 resources.

Beginner picks are ready; search or filters load the full archive. Use these as starting points, not as final answers.

Academic research

1 resources in this category

1

arXiv

LowSearch engine

Open-access repository for preprints in physics, mathematics, computer science, and related fields.

Main limitation

Most records are preprints; peer review status and later versions need separate checks.

BeginnerFreeGlobalChecked 2026-04-27
Details

Check record: last checked 2026-04-27. Risk: Low. Access and terms may change before live use.

OPSEC and researcher safety

1 resources in this category

1

Access Now Digital Security Helpline

LowGuide

Digital security assistance resource for civil society and at-risk users.

Main limitation

Prefer current guidance from reputable civil society, government, or standards organizations and adapt to your threat model.

BeginnerFreeGlobalChecked 2026-04-27
Details

Check record: last checked 2026-04-27. Risk: Low. Access and terms may change before live use.

Training labs

2 resources in this category

2

Awesome OSINT

LowGuide

A broad GitHub list that groups OSINT tools, sources, and learning material by topic.

Main limitation

Linked tools differ in maintenance, safety, and terms; each one needs an individual review.

BeginnerFreeGlobalChecked 2026-05-05
Details

Check record: last checked 2026-05-05. Risk: Low. Access and terms may change before live use.

Bellingcat Resources

LowTraining

Bellingcat articles, guides, and method explainers for open-source investigations.

Main limitation

Review course scope, instructor reputation, lab rules, and whether exercises avoid real-person harm.

BeginnerFreeGlobalChecked 2026-04-27
Details

Check record: last checked 2026-04-27. Risk: Low. Access and terms may change before live use.

Verification and fact-checking

2 resources in this category

2

AFP Fact Check

LowGuide

Agence France-Presse fact-checking site covering viral claims, images, videos, and misinformation.

Main limitation

Use primary evidence, independent corroboration, transparent corrections policies, and timestamped captures.

BeginnerFreeGlobalChecked 2026-04-27
Details

Check record: last checked 2026-04-27. Risk: Low. Access and terms may change before live use.

Bellingcat Online Investigation Toolkit

LowGuide

Curated toolkit and guides for open-source investigation methods.

Main limitation

Use primary evidence, independent corroboration, transparent corrections policies, and timestamped captures.

BeginnerFreeGlobalChecked 2026-04-27
Details

Check record: last checked 2026-04-27. Risk: Low. Access and terms may change before live use.

Report an issue

Broken link, outdated note, or a better source? Open the contribution center with this resource reference.

Open contribution center

Low-risk starters

Good first checks for an OSINT workflow.

Turkish archive