An ongoing collection of awesome tools and frameworks, best security software practices, libraries, learning tutorials, frameworks, academic and practical resources about Open-source intelligence (OSINT) in cybersecurity.

Table of Contents
Introduction
General Search
Main National Search Engines
Meta Search
Specialty Search Engines
Visual Search and Clustering Search Engines
Similar Sites Search
Document and Slides Search
File Search
Pastebins
Code Search
Major Social Networks
Real-Time Search, Social Media Search, and General Social Media Tools
Social Media Tools
Twitter
Facebook
Instagram
Pinterest
Reddit
VKontakte
Tumblr
LinkedIn
Telegram
Blog Search
Forums and Discussion Boards Search
Username Check
People Investigations
E-mail Search / E-mail Check
Phone Number Research
Expert Search
Company Research
Job Search Resources
Q&A Sites
Domain and IP Research
Keywords Discovery and Research
Web History and Website Capture
Language Tools
Image Search
Image Analysis
Stock Images
Video Search and Other Video Tools
Radio and Podcasts Tools
Academic Resources and Grey Literature
Books and Reading
Geospatial Research and Mapping Tools
News
News Digest and Discovery Tools
Fact Checking
Data and Statistics
Web Monitoring
Bookmarking
Startpages
Browsers
Offline Browsing
VPN Services
Note-taking
Annotation Tools
Writing and Office Tools
Slide Show and Presentation Tools
Digital Publishing
Newsletter Tools
Digital Storytelling
Infographics and Data Visualization
Image and Photo Editing
Productivity Tools
E-mail Management
Document and Reference Management
PDF Management
OCR Tools
Cloud Storage and File Sharing
Web Automation
Dashboard Tools
Wikis
Collaboration and Project Management
Communication Tools
Calendars and Scheduling
Mind Mapping, Concept Mapping and Idea Generation Tools
Social Network Analysis
Privacy and Encryption Tools
DNS
Other Tools
Threat Intelligence
OSINT Videos
OSINT Blogs
Other Resources
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 Introduction
Open-source intelligence (OSNIT) is the insight gained from processing and analyzing public data sources such as broadcast TV and radio, social media, and websites. These sources provide data in text, video, image, and audio formats.