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Mwmbl is a completely independent, open source, non-profit search engine. It provides a Seed Search feature that allows logged-in users to help build its index using high-quality results from EUSP and ranking from Typesafe AI.
SimilarSiteSearch is a website that helps users find similar, related and alternative websites. It aims to generate relevant results, offers browsing of popular tags and topics, allows sorting results by relevancy or popularity, and has results reviewed by an active community.
Search All is a multi-search platform that combines multiple AI search engines and chatbots, private web search engines, image and video search, shopping sites and social media networks in one tab. It offers browser extensions for Chrome, Edge and Firefox and an Android app, plus an AI image and video generator.
Intelligence X provides a collection of free open source intelligence (OSINT) and forensic tools for investigative use. The tools support lookups for emails, domains, IP addresses, Bitcoin addresses, images, usernames, people, phone numbers, locations, files, VINs, and hashes, alongside social media intelligence tools for Facebook, Twitter, LinkedIn, Telegram, and YouTube, plus AI-powered search features. All third-party lookup services open in pop-up tabs, and the provider disclaims responsibility for third-party service results.
Search Engine Colossus is an international directory of search engines launched in early 1998. It catalogs search engines organized by country, territory, and language, and allows users to submit search engines for inclusion at no charge. The site also offers a mobile version of its directory, and is maintained by Bryan Strome.
Boolean Strings is a resource that lists 40 custom Google Programmable Search Engines, most of which are currently working, for discovery and sourcing purposes. The collection includes tools for finding hidden profiles, resumes, documents, and diversity-focused talent. The project also accepts requests for new custom search engines and has a related guide to programmable search engines scheduled for release.
