head to head · open source
duckdb vs Sink
duckdb has 42,747 GitHub stars, 4,176 forks, 858 open issues and last shipped yesterday. Sink has 7,249 stars, 5,389 forks, 21 open issues and last shipped 7 days ago. duckdb leads on adoption by 490% (42,747 vs 7,249 stars). duckdb is written in C++ under MIT; Sink is written in TypeScript under AGPL-3.0. duckdb has attracted 10% as many forks as stars, Sink 74%. duckdb was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (analytics), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| duckdb | Sink | |
|---|---|---|
| GitHub stars | ★ 43K | ★ 7.2K |
| License | MIT | AGPL-3.0 |
| Written in | C++ | TypeScript |
| Last push | 2026-11-02 | 2026-10-27 |
| Forks | ⑂ 4.2K | ⑂ 5.4K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick duckdb if
- You weight community size — 43K stars and counting
- You want the MIT license terms
- Your stack matches C++
- You value the larger contributor base for long-term maintenance
pick Sink if
- You want the Sink feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches TypeScript
- You evaluated both and Sink fits your workflow better
About duckdb
DuckDB DuckDB is a high performance analytical database system. It is designed to be fast, reliable, portable, and easy to use. DuckDB provides a rich SQL dialect with support far beyond basic SQL. DuckDB supports arbitrary and nested correlated subqueries, window functions, collations, complex types (arrays, structs, maps), and several extensions designed to make SQL easier to use. DuckDB is available as a standalone CLI application and has clients for Python, R, Java, Wasm, etc., with deep integrations with packages such as pandas and dplyr. For more information on using DuckDB, please refer to the DuckDB…
read the full duckdb overview →
About Sink
⚡ Sink A Simple / Speedy / Secure Link Shortener with Analytics, 100% run on Cloudflare. Website · Documentation · API Reference ✨ Features 🔗 URL Shortening: Compress your URLs to their minimal length. 📈 Analytics: Monitor link analytics and gather insightful statistics. ☁️ Serverless: Deploy without the need for traditional servers. 🎨 Customizable Slug: Support personalized slugs, UTM parameters, and optional case sensitive slug matching through configuration. 🪄 AI Assistance: Optionally use Cloudflare Workers AI to generate slugs and OpenGraph metadata from page content. ⏰ Link Control: Set expirations…
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Frequently asked questions
Is duckdb or Sink more popular?
duckdb has 42,747 GitHub stars and Sink has 7,249. duckdb has the larger community by that measure.
Are duckdb and Sink free?
Both are open source. duckdb is licensed under MIT and Sink under AGPL-3.0. Neither carries a licence fee.
What is the difference between duckdb and Sink?
duckdb is written in C++ and Sink in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, duckdb or Sink?
Choose duckdb if you want the larger community (42,747 stars) or its MIT licence terms. Choose Sink if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.