• 500px
• Alpine Linux Packages
• Arch Linux
• arXiv
• Astrophysics Data System (ADS)
• Azure Resources
• Bing Engines
• Bpb
• Brave Engines
• BT4G
• ChinaSo
• Command Line Engines
• CORE
• Crossref
• Dailymotion
• Demo Offline Engine
• Demo Online Engine
• Discourse Forums
• DuckDuckGo Engines
• Engine Library
• Engine Overview
• Europe PMC
• Exa API Engine
• Geizhals
• Gitea
• Github Code
• GitLab
• Google Engines
• Hugging Face
• Jina Engine
• JSON Engine
• Kagi Engines
• Lemmy
• Local Search APIs
• Marginalia Search
• Mastodon
• Matrix Rooms Search (MRS)
• MediaWiki Engine
• Moviepilot
• Mwmbl Engine
• NoSQL databases
• Odysee
• Offline Concept
• Open Library
• OpenAlex
• Peertube Engines
• Piped
• PubMed
• Qwant
• RadioBrowser
• Recoll Engine
• Repology
• Reuters
• SearXNG’s engines loader
• Semantic Scholar
• Soundcloud
• Sourcehut
• Springer Nature
• SQL Engines
• Startpage Engines
• Tagesschau API
• Tineye
• Torznab WebAPI
• Tube Archivist
• Void Linux binary packages
• Wallhaven
• Wikimedia
• XPath Engine
• Yacy
• Yahoo Engine
• Yandex Search API
• Z-Library