tobilg

tobilg / quack-protocol

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A TypeScript client library for the Quack protocol

quack-protocol-sdk.gh.tobilg.com duckdb quack typescript
11
0
89% credibility
Found May 17, 2026 at 11 stars -- GitGems finds repos before they trend. Get early access to the next one.
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AI Analysis
TypeScript
AI Summary

This is a software development kit (SDK) that helps programmers build applications which talk to DuckDB databases. It handles the complex communication between your application and the database, letting developers write simple SQL queries and receive results as easy-to-use JavaScript objects. The package works in web browsers and server environments, supports all common data types like numbers, dates, and text, and can handle both small queries and large streaming datasets. It's designed for developers building data-focused applications who want a straightforward way to store and retrieve information from DuckDB.

How It Works

1
💡 You need to work with DuckDB data

Your application needs to store, query, and analyze data using DuckDB, a fast analytical database.

2
📦 You add the SDK to your project

You install the package with one simple command, and it's ready to use in your application.

3
🔌 You connect to your database

With just a server address and password, your application establishes a secure connection to DuckDB.

4
🔍 You run your SQL queries

You write familiar SQL queries and pass them to the database, with optional parameters for flexibility.

5
You choose how to receive your data
📋
Get all results at once

Perfect for smaller datasets where you want everything loaded into memory immediately.

🌊
Stream results as they arrive

Ideal for large datasets where you process each row without waiting for everything to load.

6
📝 You work with your data naturally

Results come back as simple objects with familiar JavaScript types like numbers, strings, and dates.

✨ Your data is ready to use

You can display results, build charts, or feed them into your application logic—all without worrying about binary formats.

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AI-Generated Review

What is quack-protocol?

This is a TypeScript SDK that lets you talk directly to DuckDB through its experimental Quack HTTP protocol. Instead of using ODBC or JDBC, you get a clean client that speaks the binary wire format DuckDB uses internally. You connect to a Quack server, run SQL queries, stream results, append data to tables, and handle transactions -- all from TypeScript with no runtime dependencies. It runs anywhere with a fetch implementation: browsers, Node, edge functions.

Why is it gaining traction?

The big win here is client-side DuckDB access. Web apps can now query DuckDB directly without a separate API layer. The streaming API handles large result sets efficiently by processing DataChunks as they arrive. The append API lets you push row data back into DuckDB tables with automatic type mapping. Parameters are formatted as SQL literals on the client side, so you get real prepared-statement behavior without bind-parameter overhead.

Who should use this?

Frontend developers building interactive data tools that need DuckDB without a backend intermediary. Data engineers writing CLI tooling or automation scripts that prefer TypeScript over Python. Anyone running Quack servers in production who needs a lightweight client for querying or data ingestion.

Verdict

The credibility score sits at 0.9%, and with only 11 stars, this is very early-stage software. The Quack protocol itself is experimental upstream and tightly coupled to DuckDB internals, so expect breaking changes. That said, the implementation is thorough -- comprehensive logical type support, proper chunk streaming, and solid test coverage including integration tests. If you're already running Quack servers, this is the only game in town for TypeScript clients. For everyone else, wait for the protocol to stabilize.

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