
SQLite Viewer
SQL Fiddle
DB Fiddle
SQLite Query
Code for SQLite3
Create SQLite databases and execute SQL directly in your browser.

ChainMemory
Mem0
Memori
Pieces for Developers
cognee
TheSecondBrain.dev
Claiv Memory
Persistent memory for Claude Code, Codex & coding agents

Which is more popular?
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | fasttools.dev | agent-memory.dev |
| Company | 2026 | — |
| Listed in |
What each product offers, as listed by its team.


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


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


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

Download Sqlite database Browser and explore Sqlite database components. Free Sqlite DB file browser allows to manage Sqlite Data with spontaneous user interface.
Compare SQLite Viewer to FastTools SQLite Playground or Agentmemory:

Portable, verifiable memory for AI agents — works across ChatGPT, Claude, Gemini and any MCP client
Compare ChainMemory to FastTools SQLite Playground or Agentmemory:

A tool for easy online testing and sharing of database problems and their solutions.
Compare SQL Fiddle to FastTools SQLite Playground or Agentmemory:

Your private, local memory layer for all AI tools
Compare Mem0 to FastTools SQLite Playground or Agentmemory:

An online tool for testing, sharing and collaborating on SQL snippets
Compare DB Fiddle to FastTools SQLite Playground or Agentmemory:

Persistent memory from agent trace, not just conversation
Compare Memori to FastTools SQLite Playground or Agentmemory: