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Show HN: RooAGI's Roo-VectorDB: A New PostgreSQL Extension for Vector Search

https://github.com/RooAGI/Roo-VectorDB
3•rooagi•9h ago
RooAGI (https://rooagi.com) has released Roo-VectorDB, a PostgreSQL extension designed as a high-performance storage solution for high-dimensional vector data. Check it out on GitHub: https://github.com/RooAGI/Roo-VectorDB

We chose to build on PostgreSQL because of its readily available metadata search capabilities and proven scalability of relational databases. While PGVector has pioneered this approach, it’s often perceived as slower than native vector databases like Milvus. Roo-VectorDB builds on the PGVector framework, incorporating our own optimizations in search strategies, memory management, and support for higher-dimensional vectors.

In preliminary lab testing using ANN-Benchmark, Roo-VectorDB demonstrated performance that was comparable to, or significantly better than, Milvus in terms of QPS (queries per second).

RooAGI will continue to develop AI-focused products, with Roo-VectorDB as a core storage component in our stack. We invite developers around the world to try out the current release and share feedback.

Show HN: Shoggoth Mini – A soft tentacle robot powered by GPT-4o and RL

https://www.matthieulc.com/posts/shoggoth-mini
348•cataPhil•9h ago•71 comments

Show HN: Beyond Z²+C, Plot Any Fractal

https://www.juliascope.com/
66•akunzler•6h ago•21 comments

Show HN: I built this to talk Danish to my girlfriend – works with any language

https://menerdu.vercel.app/
166•lil_csom•2d ago•97 comments

Show HN: We made our own inference engine for Apple Silicon

https://github.com/trymirai/uzu
147•darkolorin•13h ago•42 comments

Show HN: I built a tool to sync localStorage between devices

https://htmlsync.io
4•meistertigran•2h ago•4 comments

Show HN: VS Code extension to edit the filesystem like a text buffer

https://github.com/ahrm/voil
59•hexomancer•2d ago•45 comments

Show HN: The Card Caddie, free tool to optimize credit card points

https://www.thecardcaddie.com/
4•hg30•5h ago•4 comments

Show HN: Encode Base64

https://encodebase64.io/
3•artiomyak•8h ago•2 comments

Show HN: Bedrock – An 8-bit computing system for running programs anywhere

https://benbridle.com/projects/bedrock.html
210•benbridle•5d ago•57 comments

Show HN: The HTML Maze – Escape an eerie labyrinth built with HTML pages

https://htmlmaze.com/
52•kyrylo•1d ago•14 comments

Show HN: Ten years of running every day, visualized

https://nodaysoff.run
913•friggeri•5d ago•474 comments

Show HN: ArchGW – An intelligent edge and service proxy for agents

https://github.com/katanemo/archgw/
113•honorable_coder•3d ago•15 comments

Show HN: Cogency – Cognitive Architecture for AI Agents

https://github.com/iteebz/cogency
19•cogencyai•3d ago•4 comments

Show HN: Pagy 2.0, a free drag-and-drop website builder

https://pagy.co
5•hernansartorio•7h ago•4 comments

Show HN: Mochi Invaders – Like Space Invaders but for Practicing Japanese Kana

https://xenodium.com/mochi-invaders-now-on-the-app-store
3•xenodium•7h ago•0 comments

Show HN: FFmpeg in plain English – LLM-assisted FFmpeg in the browser

https://vidmix.app/ffmpeg-in-plain-english/
170•bjano•5d ago•46 comments

Show HN: BotBudget – AI Agent Cost Calculator

https://botbudget.com/calculator
3•jakejohnson•8h ago•0 comments

Show HN: Refine – A Local Alternative to Grammarly

https://refine.sh
394•runjuu•1d ago•204 comments

Show HN: RooAGI's Roo-VectorDB: A New PostgreSQL Extension for Vector Search

https://github.com/RooAGI/Roo-VectorDB
3•rooagi•9h ago•0 comments

Show HN: Minesweeper game I built to be real-time Multiplayer

https://www.minesweeperpro.com/?v=2.1
17•bluelegacy•17h ago•5 comments

Show HN: A Raycast-compatible launcher for Linux

https://github.com/ByteAtATime/raycast-linux
189•ByteAtATime•2d ago•60 comments

Show HN: RAGsplain – What does your RAG model see before it answers?

https://www.ragsplain.com/
4•fredthedeve•11h ago•2 comments

Show HN: ProjectD – Google Drive-based, AES-encrypted C2 in C/C++

https://github.com/BernKing/ProjectD
2•bernking•12h ago•0 comments

Show HN: StartupList EU – A public directory of European startups

https://www.startup-list.eu
11•umbertotancorre•1d ago•4 comments

Show HN: Learn LLMs LeetCode Style

https://github.com/Exorust/TorchLeet
176•Exorust•2d ago•22 comments

Show HN: I bulit Kanba, open source alternative to Trello, self-hostable PM tool

3•uaghazade•5h ago•0 comments

Show HN: Compare Speech APIs Live (OpenAI, Google, Deepgram, Soniox, etc.)

https://soniox.com/compare/
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Show HN: Notsc – A CLI to Scaffold Node.js and TypeScript API Projects

https://www.npmjs.com/package/notsc
2•cedricahenkorah•16h ago•0 comments

Show HN: I built an LLM chat app because we shouldn't need 10 AI subscriptions

https://prismharmony.com/chat
56•maniknt28•2d ago•64 comments

Show HN: Weekday clock, a clock for people who dont work or go to school

https://weekdayclock.1link.fun
4•wenjian•17h ago•3 comments