gchq/Gaffer
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A large-scale entity and relation database supporting aggregation of properties
14 mentions on Hacker News by 13 people: 4 stories, 10 comments · first 2015-12-14 · latest 2025-11-18
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Probably not particularly useful but GCHQ & NSA both have neat graph related repos UK: https://github.com/gchq/Gaffer US: https://github.com/NationalSecurityAgency/lemongraph
comment by arthurcolle · 2025-11-18 · in A graph explorer of the Epstein emails -
May be useful: https://github.com/eBay/beam https://github.com/gchq/Gaffer
comment by parabiii · 2019-07-13 · in Ask HN: I'm trying to represent an entire building as a graph -
GCHQ's Gaffer comes to mind https://github.com/gchq/Gaffer . The classes are well documented in Javadocs and the provided examples should enable a competent Java programmer to get started easily. Apart from it, there are a number of…
comment by mih · 2018-08-03 · in Show HN: HugeGraph – An open source fast and highly scalable graph database -
…neo4j , elasticsearch or the open source graph database created by the uk intelligence service: https://github.com/gchq/Gaffer . Another interesting project is mazerunner that integrates spark graphx and neo4j together :…
comment by UCAN2 · 2017-01-26 · in Ask HN: Is there an open source equivalent to Palantir? -
Gaffer looks interesting: scalable Graph DB based on Hadoop. https://github.com/gchq/Gaffer The API seems a bit weird though...
comment by the_duke · 2016-11-28 · in CyberChef – A Cyber Swiss Army Knife -
What about: https://github.com/GovernmentCommunicationsHeadquarters/Gaff...
comment by gaffer · 2016-06-13 · in Cayley – An open-source graph database -
Operational stuff no, but GCHQ publish their graph database for example: https://github.com/GovernmentCommunicationsHeadquarters/Gaff...
comment by robin_reala · 2016-04-04 · in US government commits to publish publicly financed software under FOSS licenses -
Or if you like the idea of using a graph database developed by a secretive organisation full of geniuses dedicated to collecting and organising the world's information, but would rather it was public-sector, there's Gaffer:…
comment by twic · 2016-03-10 · in Graph Databases 101 -
Not sure what you'd do with a tomahawk (besides hump it for fortitude). Anyway... In the US the policy is: A United States government work is prepared by an officer or employee of the United States government as part of that person's…
comment by EvanPlaice · 2015-12-15 · in Gaffer: Large-scale graph database by GCHQ -
From [1]: > Gaffer stores data in Accumulo, but inserting data and retrieving it again requires the user to have no knowledge of Accumulo. As Gaffer stores data in Accumulo, it is horizontally scalable so that very large data sets can be…
comment by Ianvdl · 2015-12-14 · in Gaffer: Large-scale graph database by GCHQ