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jbellis

5,131 karma · joined March 28, 2007

Founder of Brokk (https://brokk.ai)

Brokk keeps LLMs on-task in million-line codebases by adding compiler-grade understanding of your code's structure and semantics.

Previously: author of JVector, co-founder of DataStax, founding project chair of Apache Cassandra.

Twitter: http://twitter.com/spyced

submissionscomments

SlopCop Power Ranking: live tickets in a 1.1M loc codebase

slopcop.com·1 pts·jbellis·
0

Don't use musl if you care about performance

blog.brokk.ai·109 pts·jbellis·
77

Mjolnir: Automated Cross-Vendor Adversarial Review

blog.brokk.ai·3 pts·jbellis·
0

Muninn: Code localization model in the world fits on your phone

blog.brokk.ai·1 pts·jbellis·
0

It's time to stop doing code reviews

blog.brokk.ai·6 pts·jbellis·
9

Syntax-aware diffs without the false postives

arxiv.org·2 pts·jbellis·
0

Open Weights Coding Models in 2025

blog.brokk.ai·3 pts·jbellis·
0

New Benchmark for Coding LLMs puts GPT-5 at the top

blog.brokk.ai·1 pts·jbellis·
0

The Brokk Power Ranking LLM Coding Benchmark

brokk.ai·10 pts·jbellis·
0

A first look at GPT-OSS-120B's coding ability

blog.brokk.ai·3 pts·jbellis·
0

LLMs and Artists

blog.brokk.ai·2 pts·jbellis·
0

Lessons Learned Writing LLMap

spyced.blogspot.com·1 pts·jbellis·
0

A DIY photographer built his own full-frame camera and open-sourced the project

dpreview.com·162 pts·jbellis·
30

Vector Size Matters

thenewstack.io·1 pts·jbellis·
0

Can the SVB crisis be solved in the longer run?

marginalrevolution.com·1 pts·jbellis·
1

JMAP: It’s Like IMAP but Not Really (2019)

unencumberedbyfacts.com·184 pts·jbellis·
131

Cassandra 2.1: now over 50% faster

datastax.com·26 pts·jbellis·
3

What's under the hood in Cassandra 2.0

datastax.com·3 pts·jbellis·
0

Cassandra vs MongoDB For Time Series Data

relistan.com·100 pts·jbellis·
81

How a prosecutorial culture of paranoia, zero-tolerance, and fear harms security

plus.google.com·1 pts·jbellis·
0

RavenDB vs HBase vs MongoDB vs Riak vs Cassandra

blog.markedup.com·3 pts·jbellis·
0

Cassandra 1.2 released with virtual nodes, collection types, request tracing

datastax.com·3 pts·jbellis·
1

'Where did the money go?' ask Code Hero devs

develop-online.net·4 pts·jbellis·
0

Inside Brazil's Robust Startup Scene

fastcompany.com·2 pts·jbellis·
0

Muppet: MapReduce ­Style Processing of Streaming Data

vldb.org·5 pts·jbellis·
1

Efficient collections as column values in Cassandra 1.2

datastax.com·3 pts·jbellis·
1

Looking with Cassandra into the future of Atlas

metabroadcast.com·68 pts·jbellis·
36

Firing Aversion: a Cross-cultural Study

econlog.econlib.org·1 pts·jbellis·
0

OmniTI announces OmniOS, an Illumos-based OpenSolaris "continuation"

businesswire.com·2 pts·jbellis·
0

From the author of Solandra, the next generation of Cassandra + Solr integration

datastax.com·3 pts·jbellis·
0
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