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Top 23 Rust Memory Projects
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memvid
Memory layer for AI Agents. Replace complex RAG pipelines with a serverless, single-file memory layer. Give your agents instant retrieval and long-term memory.
Project mention: Show HN: I accidentally built "SQLite for AI memory" (Memvid) | news.ycombinator.com | 2026-01-05 -
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zerocopy
Zerocopy makes zero-cost memory manipulation effortless. We write `unsafe` so you don’t have to.
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Project mention: AVML (Acquire Volatile Memory for Linux) – By Microsoft | news.ycombinator.com | 2025-08-31
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Memoria
Secure memory management for AI Agents • Ensures data integrity • Reduces hallucinations • Maintains consistent long-term context (by matrixorigin)
Project mention: Benchmarking Memoria on LongMemEval: Strong Memory Retrieval, Clear Reader Separation | dev.to | 2026-04-16Experience the power of persistent memory for AI Agents. 🧠 💻 GitHub (Star us!):[https://github.com/matrixorigin/Memoria] 🌐 Website: [https://thememoria.ai/] 👾 Discord: [https://discord.com/]
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cortex-mem
🧠 The production-ready cognitive foundation for autonomous systems such as OpenClaw and Embodied-AI. For memory management, from extraction and search to automated optimization, with SKILL, CLI, API, MCP, and insights dashboard out-of-the-box.
Project mention: AI Agent Memory Management System Architecture Design: Evolution from Stateless to Intelligent | dev.to | 2025-12-28With the widespread adoption of Large Language Models (LLMs), AI Agents are evolving from simple Q&A tools to intelligent assistants with long-term memory and context understanding capabilities. However, the inherently stateless nature of LLMs limits Agent continuity and personalization in multi-turn conversations. This article provides an in-depth analysis of Cortex Memory—an AI Agent memory management system built with Rust—detailing its architectural design philosophy, core technical implementation, and how it addresses the core challenges of AI Agent memory management.
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xrem
(Cross-Platform) An open source approach to locally record and enable searching everything you view on any computer.
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rust-jemalloc-pprof
Convert jemalloc heap profiles to pprof to understand memory usage, fix memory leaks, and fix OOM Kills.
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ratel
Context engineering for AI agents. ~80% fewer tokens. Fix tool overload. Skills and memory with in-process BM25 and semantic retrieval. Progressive Disclosure. No vector DB. (by ratel-ai)
Project mention: Show HN: Ratel, give agents unlimited tools and skills without context bloat | news.ycombinator.com | 2026-07-16 -
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reefdb
ReefDB is a minimalistic, in-memory and on-disk database management system written in Rust, implementing basic SQL query capabilities and full-text search.
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AuraSDK
Discontinued Cognitive memory for AI agents. Pure Rust, <1ms recall, 2.7MB, zero cloud. Patent Pending. [Moved to: https://github.com/teolex2020/aura-memory]
Project mention: AI Agents Don't Need a Bigger Prompt. They Need Governed Memory | dev.to | 2026-07-17The project is MIT licensed. You can explore the source code and examples on GitHub, install the package from PyPI, or read the overview at aurasdk.dev.
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aura-memory
Cognitive memory for AI agents. Pure Rust, <1ms recall, 2.7MB, zero cloud. Patent Pending.
Project mention: AI Agents Don't Need a Bigger Prompt. They Need Governed Memory | dev.to | 2026-07-17The project is MIT licensed. You can explore the source code and examples on GitHub, install the package from PyPI, or read the overview at aurasdk.dev.
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basemind
Full AI context and content layer for coding agents over one MCP server — tree-sitter code-map, document RAG, shared memory, multi-agent comms, web crawl, git history + blame. 300+ languages, 10+ agent harnesses, pure Rust.
The method I kept coming back to: verify the artifact, watch the live system, measure the change over time, isolate the confound, read for the mechanism, and prove the fix by the number you started from. basemind lives at github.com/Goldziher/basemind.
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emem
Give your AI agent a shared, verifiable memory of the physical world, one signed fact it can cite and anyone can check offline.
Project mention: Show HN: Emem.dev – signed earth memory for physical AI | news.ycombinator.com | 2026-07-06We added 3D to emem.dev , now you can get the signed answers as well as constructed Gaussian splats all directly from https://emem.dev for free.
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rewindos
A private, open-source alternative to Windows Recall — for Linux. Captures your screen, OCRs it, and makes everything you've seen instantly searchable. 100% local, no cloud.
Project mention: RewindOS – Searchable screen history for Linux local | news.ycombinator.com | 2026-06-16
Rust Memory discussion
Rust Memory related posts
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Show HN: Emem.dev – signed earth memory for physical AI
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Benchmarking Memoria on LongMemEval: Strong Memory Retrieval, Clear Reader Separation
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Show HN: Memoria – Snapshot, branch, and rollback for AI agent memory
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AI Agent Memory Management System Architecture Design: Evolution from Stateless to Intelligent
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Building High-Performance AI Infrastructure with Rust: Cortex Memory's Technology Selection and Engineering Experience
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Design and Implementation of AI Memory System Evaluation Framework: How to Scientifically Measure Memory Quality
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LLM-Driven Intelligent Memory Optimization Engine: Making AI Memories Continuously Evolve
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A note from our sponsor - SaaSHub
www.saashub.com | 20 Jul 2026
Index
What are some of the best open-source Memory projects in Rust? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | memvid | 15,975 |
| 2 | zerocopy | 2,516 |
| 3 | Divan | 1,395 |
| 4 | avml | 1,104 |
| 5 | memflow | 1,065 |
| 6 | heim | 927 |
| 7 | compact_str | 862 |
| 8 | mevi | 738 |
| 9 | Memoria | 405 |
| 10 | cortex-mem | 298 |
| 11 | xrem | 278 |
| 12 | rust-jemalloc-pprof | 274 |
| 13 | ratel | 188 |
| 14 | rs-process-memory | 153 |
| 15 | yclass | 147 |
| 16 | venndb | 143 |
| 17 | reefdb | 91 |
| 18 | AuraSDK | 73 |
| 19 | aura-memory | 73 |
| 20 | basemind | 67 |
| 21 | linux-mem | 63 |
| 22 | emem | 45 |
| 23 | rewindos | 40 |