Comparison
OpenMemory vs mempalace
Verdict
Pick OpenMemory if openMemory offers local storage tailored for AI agents like Claude Desktop and GitHub Copilot; pick mempalace if memPalace is an advanced open-source AI memory system that integrates with ChromaDB to optimize machine learning model memories and enhance data retrieval efficiency.
Markdown twin · OpenMemory alternatives · mempalace alternatives
GraphCanon updated today
vs
Trust & integrity
| Signal | OpenMemory | mempalace |
|---|---|---|
| Maintenance | Very active (0d since push) As of today · github_public_v1 | Very active (1d since push) As of 5d · github_public_v1 |
| Provenance | Not a fork · Organization account As of today · github_public_v1 | Not a fork · Organization account As of 5d · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of 1mo · osv@v1 | No lockfile (source not queried) As of 1mo · osv@v1 |
| deps.dev advisories | Not queried deps.dev@v1 | Not queried deps.dev@v1 |
| OpenSSF Scorecard | Not queried openssf-scorecard@v1 | Not queried openssf-scorecard@v1 |
Tagline
- OpenMemory
- Local persistent memory store for LLM applications
- mempalace
- The best-benchmarked open-source AI memory system.
Stars
- OpenMemory
- 4.5k
- mempalace
- 58k
Forks
- OpenMemory
- 501
- mempalace
- 7.5k
Open issues
- OpenMemory
- 18
- mempalace
- 704
Language
- OpenMemory
- TypeScript
- mempalace
- Python
Adopt for
- OpenMemory
- OpenMemory offers local storage tailored for AI agents like Claude Desktop and GitHub Copilot.
- mempalace
- MemPalace is an advanced open-source AI memory system that integrates with ChromaDB to optimize machine learning model memories and enhance data retrieval efficiency.
Persona
- OpenMemory
- -
- mempalace
- -
Runtime
- OpenMemory
- -
- mempalace
- -
License
- OpenMemory
- Apache-2.0
- mempalace
- MIT
Last pushed
- OpenMemory
- Aug 20, 2026
- mempalace
- Aug 15, 2026
Categories
- OpenMemory
- Data & Retrieval, Vector Databases
- mempalace
- Model Training, Vector Databases
Trust and health
Days since push
- OpenMemory
- 0d
- mempalace
- 1d
Open issues (now)
- OpenMemory
- 18
- mempalace
- 704
Stars delta
- OpenMemory
- +100 (30d)
- mempalace
- +1.0k (30d)
Open issues delta
- OpenMemory
- +5 (30d)
- mempalace
- +77 (30d)
Full report
- OpenMemory
- Trust report
- mempalace
- Trust report
Typed relationship
OpenMemory alternative mempalaceMempalace is an open-source AI memory system similar to OpenMemory in that both are designed for persistent stateful operations of AI agents with benchmarking potential.
Choose OpenMemory if…
- OpenMemory is primarily TypeScript; mempalace is Python.
- License: OpenMemory is Apache-2.0, mempalace is MIT.
- Mempalace is an open-source AI memory system similar to OpenMemory in that both are designed for persistent stateful operations of AI agents with benchmarking potential.
- Tags unique to OpenMemory: ai-agents, embeddings, long-term-memory, memory-engine.
- Also covers Data & Retrieval.
- Need to integrate persistent memory support for specific LLMs like Claude.
When NOT to use OpenMemory
- Require cloud-based memory storage services.
- Your project must use languages other than TypeScript.
- Seek a generic vector database without specific LLM integrations.
Choose mempalace if…
- mempalace is primarily Python; OpenMemory is TypeScript.
- License: mempalace is MIT, OpenMemory is Apache-2.0.
- Mempalace is an open-source AI memory system similar to OpenMemory in that both are designed for persistent stateful operations of AI agents with benchmarking potential.
- Tags unique to mempalace: ai, chromadb, llm, memory.
- Also covers Model Training.
- When you need a highly benchmarked solution for managing AI model memories, MemPalace can provide superior performance due to its optimization features integrated specifically around ML model needs.
When NOT to use mempalace
- Avoid if requiring a proprietary system where full transparency or customization of the memory management layer may not be necessary, since MemPalace is open source and might involve deeper technical
- If your project strictly adheres to non-MIT licenses, then MemPalace might not be suitable due to its MIT license which may conflict with licensing requirements.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (CaviraOSS/OpenMemory) · observed Aug 21, 2026
- GitHub forks (CaviraOSS/OpenMemory) · observed Aug 21, 2026
- Last push (CaviraOSS/OpenMemory) · observed Aug 20, 2026
- License file (Apache-2.0) · observed Aug 21, 2026
- Decision facts (enrichment) · observed Jul 12, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (MemPalace/mempalace) · observed Aug 16, 2026
- GitHub forks (MemPalace/mempalace) · observed Aug 16, 2026
- Last push (MemPalace/mempalace) · observed Aug 15, 2026
- License file (MIT) · observed Aug 16, 2026
- Decision facts (enrichment) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: OpenMemory 4.5k · mempalace 58k (synced Aug 21, 2026).
Common questions
- What is the difference between OpenMemory and mempalace?
- OpenMemory: Local persistent memory store for LLM applications. mempalace: The best-benchmarked open-source AI memory system.. See the comparison table for live GitHub stats and shared categories.
- When should I choose OpenMemory over mempalace?
- Choose OpenMemory over mempalace when OpenMemory is primarily TypeScript; mempalace is Python; License: OpenMemory is Apache-2.0, mempalace is MIT; Mempalace is an open-source AI memory system similar to OpenMemory in that both are designed for persistent stateful operations of AI agents with benchmarking potential; Tags unique to OpenMemory: ai-agents, embeddings, long-term-memory, memory-engine; Also covers Data & Retrieval; Need to integrate persistent memory support for specific LLMs like Claude.
- When should I choose mempalace over OpenMemory?
- Choose mempalace over OpenMemory when mempalace is primarily Python; OpenMemory is TypeScript; License: mempalace is MIT, OpenMemory is Apache-2.0; Mempalace is an open-source AI memory system similar to OpenMemory in that both are designed for persistent stateful operations of AI agents with benchmarking potential; Tags unique to mempalace: ai, chromadb, llm, memory; Also covers Model Training; When you need a highly benchmarked solution for managing AI model memories, MemPalace can provide superior performance due to its optimization features integrated specifically around ML model needs.
- When should I avoid OpenMemory?
- Require cloud-based memory storage services. Your project must use languages other than TypeScript. Seek a generic vector database without specific LLM integrations.
- When should I avoid mempalace?
- Avoid if requiring a proprietary system where full transparency or customization of the memory management layer may not be necessary, since MemPalace is open source and might involve deeper technical If your project strictly adheres to non-MIT licenses, then MemPalace might not be suitable due to its MIT license which may conflict with licensing requirements.
- Is OpenMemory or mempalace more popular on GitHub?
- mempalace has more GitHub stars (58,400 vs 4,457). Stars measure visibility, not whether either tool fits your constraints.
- Are OpenMemory and mempalace open source?
- Yes - both are open-source projects on GitHub (OpenMemory: Apache-2.0, mempalace: MIT).
- Where can I find alternatives to OpenMemory or mempalace?
- GraphCanon lists graph-backed alternatives at OpenMemory alternatives and mempalace alternatives (OpenMemory markdown twin, mempalace markdown twin), ranked by typed relationship edges rather than popularity votes.
- Is there a machine-readable version of this comparison?
- Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
- Which is better maintained, OpenMemory or mempalace?
- OpenMemory: Very active. mempalace: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
- Where are the full trust reports for OpenMemory and mempalace?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: OpenMemory trust report; mempalace trust report.