Bloom – A free and open source 'Google'
Bloom – A free and open source 'Google' launched on June 5, 2019 with 747 votes, #3 of 2,757 launches that month and more than 99% of that year's launches.
In plain words
Bloom is a free and open-source search platform designed as an alternative to Google. Launched in 2019, it serves users and developers seeking privacy-focused search functionality without proprietary constraints. The platform appeals to those who want transparent, customizable search tools and developers interested in open-source search infrastructure. Its open-source nature allows community contributions and modifications, distinguishing it from commercial search engines.
written from the facts on this page · September 2026
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BloomSearch – Keyword search with hierarchical Bloom filters2025 · github.com · ▲66Hey HN! I got nerd-sniped by Bloom Filters this weekend, specifically for searching datasets with high "cardinality" (number of unique items). They're an _amazing_ data structure that, at a fixed size, tracks potential set membership. That means unlike normal b-tree indexes, they don't grow with the number of unique items in the dataset. This makes them great for "needle in a haystack" search (logs, document) as implementations like VictoriaMetrics and Bing's BitFunnel show. I've used them in the past, but they've never been center-stage in my projects. I wanted high cardinality keyword…
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This is what social media could be2023 · bloom.tendtoyourgarden.xyz · ▲123I made what I believe is a joyful slow social media. Would love to know what you think!
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