head to head · open source
duckdb vs email-templates
duckdb has 42,747 GitHub stars, 4,176 forks, 858 open issues and last shipped yesterday. email-templates has 1,247 stars, 2,686 forks, 2 open issues and last shipped 2 months ago. duckdb leads on adoption by 3,328% (42,747 vs 1,247 stars). duckdb is written in C++ under MIT; email-templates is written in HTML under MIT. duckdb has attracted 10% as many forks as stars, email-templates 215%. duckdb was the more recently maintained of the two, and both are self-hostable with no licence fee.
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 | email-templates | |
|---|---|---|
| GitHub stars | ★ 43K | ★ 1.2K |
| License | MIT | MIT |
| Written in | C++ | HTML |
| Last push | 2026-11-02 | 2026-09-08 |
| Forks | ⑂ 4.2K | ⑂ 2.7K |
| 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 email-templates if
- You want the email-templates feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches HTML
- You evaluated both and email-templates 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 email-templates
Free Email Templates by Colorlib Free, responsive HTML email templates for Mailchimp and every other email service. 28 templates , all written in MJML and compiled to bulletproof, table based HTML — so they render reliably in Outlook (Windows) as well as modern web and mobile clients. Use the pre built N/index.html files as they are, or build from source to customize. For more email templates like these, see the full Colorlib list. Templates Click any preview to open that template. Each thumbnail shows the top of the email at its native 600px width — the templates themselves are much longer. Colorlib classic ·…
read the full email-templates overview →
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Frequently asked questions
Is duckdb or email-templates more popular?
duckdb has 42,747 GitHub stars and email-templates has 1,247. duckdb has the larger community by that measure.
Are duckdb and email-templates free?
Both are open source. duckdb is licensed under MIT and email-templates under MIT. Neither carries a licence fee.
What is the difference between duckdb and email-templates?
duckdb is written in C++ and email-templates in HTML. 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 email-templates?
Choose duckdb if you want the larger community (42,747 stars) or its MIT licence terms. Choose email-templates if its feature set, stack or MIT licence fits better. Both are self-hostable.