The best MemPalace alternatives
7 tools that do a similar job to MemPalace, 7 of them open source. Each entry says what it does and who it suits, so you can pick the one that fits instead of the most famous.
You're replacing
MemPalaceLocal-first AI memory that stores your conversations verbatim and searches them semantically.
- 1
CowAgent
Open source · MIT · ★ 47.8k
Open-source personal AI assistant that plans tasks, uses tools, and keeps memory across chat platforms.
Best for: People who want a self-hosted personal assistant reachable from their everyday chat apps; Developers who want an extensible agent framework with skills and MCP support
- 2
MCP for Unity
Open source · MIT · ★ 15.6k
Lets AI assistants like Claude or Cursor control the Unity Editor: scenes, scripts, assets, and tests.
Best for: Unity developers who want to prototype scenes by describing them in plain language; Developers who already use an MCP-compatible AI client such as Claude, Cursor, or VS Code
- 3
Horizon
Open source · MIT · ★ 11.6k
An AI-powered news radar that collects news and writes daily briefings in English and Chinese.
Best for: People who want a personalized daily news digest they run themselves; Readers who need news in both English and Chinese
- 4
serviette
Open source · MIT · ★ 58.7k
A no-code server that answers questions from your documents and updates answers when files change.
Best for: Teams that want a chat over internal documents without writing code; Developers who want a quick local RAG prototype with DuckDB as the default store
- 5
MindsHub
Open source · MIT · ★ 39.8k
An open-source agent workspace for knowledge work and software, with a choice of models.
Best for: Knowledge workers who want to automate reading and writing tasks like reports and recurring workflows; Developers who want to build and run the full MindsHub stack from source
- 6
IDA Pro MCP
Open source · MIT · ★ 13.3k
Lets AI assistants like Claude or Cursor control IDA Pro for reverse engineering through MCP.
Best for: Reverse engineers who already use IDA Pro 8.3 or newer and want an AI assistant to help with analysis; Researchers who want to script or run headless analysis with idalib-mcp
- 7
Supermemory
Open source · MIT · ★ 31.5k
A memory layer that lets AI apps and assistants remember facts across conversations.
Best for: Developers building AI agents or chat apps that need per-user memory; People who use Cursor, Claude Code, or other supported AI tools and want persistent context
How we pick: tools in the same category that solve the same problem, projects that name each other as alternatives, and open-source projects that describe themselves as an alternative to MemPalace. We don't take payment for placement.