Chess Tempo Database
Scid vs. PC
DecodeChess
ChessPad
ChessBase Database
Lichess
Chess Insight
ChessDB - a free Chess database for Mac OS X, Windows, Linux, and UNIX - like ChessBase, but better

Mem0
Memori
Agentmemory
Tempreon
cognee
TheSecondBrain.dev
Suprflo
Portable, verifiable memory for AI agents — works across ChatGPT, Claude, Gemini and any MCP client
Which is more popular?
Website, pricing, platforms and company facts side by side.
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CDB
ChessDB
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|---|---|---|
| Website | chessdb.sourceforge.net | chainmemory.ai |
| Pricing | — | |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of ChessDB yet.
ChainMemory gives your AI agents persistent memory that belongs to YOU — not to a single vendor. Save a memory in ChatGPT, recall it in Claude or Gemini. Available via Chrome extension, MCP server (npm), or REST API. Every memory gets a cryptographic fingerprint and project states are anchored...
What each product offers, as listed by its team.

Possible disadvantages
An editorial look at what each product does well and who it suits.

No analysis of ChessDB yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Silicon Road: Engine Technology! Chessdb - a huge Openings database of engine analysis!
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How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using ChessDB and ChainMemory. For example, how are they different and which one is better?
When comparing ChessDB and ChainMemory, you can also consider the following products.

Chess Tempo Database gives you a library of more than 2 million searchable chess games.
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Persistent memory from agent trace, not just conversation
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Persistent memory for Claude Code, Codex & coding agents
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