head to head · open source
Billion Mail vs dbt
Billion Mail has 16,171 GitHub stars, 1,801 forks, 236 open issues and last shipped 5 months ago. dbt has 14,112 stars, 2,658 forks, 1,534 open issues and last shipped yesterday. Billion Mail leads on adoption by 15% (16,171 vs 14,112 stars). Billion Mail is written in Go under AGPL-3.0; dbt is written in Rust under Apache-2.0. Billion Mail has attracted 11% as many forks as stars, dbt 19%. dbt 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
| Billion Mail | dbt | |
|---|---|---|
| GitHub stars | ★ 16K | ★ 14K |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | Go | Rust |
| Last push | 2026-06-11 | 2026-11-02 |
| Forks | ⑂ 1.8K | ⑂ 2.7K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Billion Mail if
- You weight community size — 16K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick dbt if
- You want the dbt feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Rust
- You evaluated both and dbt fits your workflow better
About Billion Mail
BillionMail 📧 An Open Source MailServer, NewsLetter, Email Marketing Solution for Smarter Campaigns [![][license shield]][license link] [![][docs shield]][docs link] [![][github release shield]][github release link] [![][github stars shield]][github stars link] English 简体中文 日本語 Türkçe What is BillionMail? BillionMail is a future open source Mail server, Email marketing platform designed to help businesses and individuals manage their email campaigns with ease. Whether you're sending newsletters, promotional emails, or transactional messages, this tool will provide full control over your email marketing efforts…
read the full Billion Mail overview →
About dbt
[!WARNING] dbt v1 development has moved to the 1.latest branch. The main branch now contains all the Apache 2.0 source code of dbt v2.0 — a ground up rewrite of dbt in Rust. If you're looking for the v1 Python implementation of the dbt framework, switch to 1.latest . dbt enables data analysts and engineers to transform their data using the same practices that software engineers use to build applications. About dbt v2.0 🚧 dbt v2.0 is in beta. Behavior, APIs, and on disk formats may change before the stable release. dbt v2.0 is engineered for performance at scale. It parses, compiles, and runs projects in a…
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Frequently asked questions
Is Billion Mail or dbt more popular?
Billion Mail has 16,171 GitHub stars and dbt has 14,112. Billion Mail has the larger community by that measure.
Are Billion Mail and dbt free?
Both are open source. Billion Mail is licensed under AGPL-3.0 and dbt under Apache-2.0. Neither carries a licence fee.
What is the difference between Billion Mail and dbt?
Billion Mail is written in Go and dbt in Rust. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Billion Mail or dbt?
Choose Billion Mail if you want the larger community (16,171 stars) or its AGPL-3.0 licence terms. Choose dbt if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.