head to head · open source
excelize vs Notifuse
excelize has 20,918 GitHub stars, 1,949 forks, 131 open issues and last shipped 2 days ago. Notifuse has 2,204 stars, 228 forks, 6 open issues and last shipped yesterday. excelize leads on adoption by 849% (20,918 vs 2,204 stars). excelize is written in Go under BSD-3-Clause; Notifuse is written in Go under a custom or non-standard licence. excelize has attracted 9% as many forks as stars, Notifuse 10%. Notifuse 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
| excelize | Notifuse | |
|---|---|---|
| GitHub stars | ★ 21K | ★ 2.2K |
| License | BSD-3-Clause | Custom / other |
| Written in | Go | Go |
| Last push | 2026-09-16 | 2026-09-17 |
| Forks | ⑂ 1.9K | ⑂ 228 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick excelize if
- You weight community size — 21K stars and counting
- You want the BSD-3-Clause license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick Notifuse if
- You want the Notifuse feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches Go
- You evaluated both and Notifuse fits your workflow better
About excelize
Excelize is a pure Go library for reading and writing XLAM, XLSM, XLSX, XLTM and XLTX spreadsheets, built for Go developers who need to generate or parse Microsoft Excel 2007 and later workbooks directly from their own code.
read the full excelize overview →
About Notifuse
Notifuse is an open source, self hosted email platform for newsletters, email marketing, transactional email, and marketing automation. It is built with Go and React, and it sits in the self hosted email marketing ecosystem as an alternative to hosted services such as Mailchimp, Brevo, Mailjet, Listmonk, Mailerlite, Klaviyo, and Loop.so.
read the full Notifuse overview →
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Frequently asked questions
Is excelize or Notifuse more popular?
excelize has 20,918 GitHub stars and Notifuse has 2,204. excelize has the larger community by that measure.
Are excelize and Notifuse free?
Both are open source. excelize is licensed under BSD-3-Clause, and Notifuse has no licence declared in this registry. Both are free to self-host.
What is the difference between excelize and Notifuse?
excelize is written in Go and Notifuse in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, excelize or Notifuse?
Choose excelize if you want the larger community (20,918 stars) or its BSD-3-Clause licence terms. Choose Notifuse if its feature set, stack or Custom / other licence fits better. Both are self-hostable.