head to head · open source
grandnode2 vs mern-marketplace
grandnode2 has 1,327 GitHub stars, 551 forks, 85 open issues and last shipped yesterday. mern-marketplace has 595 stars, 234 forks, 17 open issues and last shipped 7 months ago. grandnode2 leads on adoption by 123% (1,327 vs 595 stars). grandnode2 is written in C# under GPL-3.0; mern-marketplace is written in JavaScript under MIT. grandnode2 has attracted 42% as many forks as stars, mern-marketplace 39%. grandnode2 was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (ecommerce, mongodb), 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
| grandnode2 | mern-marketplace | |
|---|---|---|
| GitHub stars | ★ 1.3K | ★ 595 |
| License | GPL-3.0 | MIT |
| Written in | C# | JavaScript |
| Last push | 2026-09-19 | 2026-03-02 |
| Forks | ⑂ 551 | ⑂ 234 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick grandnode2 if
- You weight community size — 1.3K stars and counting
- You want the GPL-3.0 license terms
- Your stack matches C#
- You value the larger contributor base for long-term maintenance
pick mern-marketplace if
- You want the mern-marketplace feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches JavaScript
- You evaluated both and mern-marketplace fits your workflow better
About grandnode2
GrandNode 2 is an open source, GPL 3.0 e commerce platform built with ASP.NET Core and MongoDB for teams that want to self host and customize a full storefront, including B2B, B2C, multi store, multi vendor, multi tenant, multi language and multi currency business models.
read the full grandnode2 overview →
About mern-marketplace
MERN Marketplace 2.0 is an open source, MIT licensed online marketplace application built on the MERN stack — MongoDB, Express, React, and Node.js — and it is intended for developers and teams who want a working, readable reference implementation of a multi vendor e commerce platform, including real time auction bidding.
read the full mern-marketplace overview →
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Frequently asked questions
Is grandnode2 or mern-marketplace more popular?
grandnode2 has 1,327 GitHub stars and mern-marketplace has 595. grandnode2 has the larger community by that measure.
Are grandnode2 and mern-marketplace free?
Both are open source. grandnode2 is licensed under GPL-3.0 and mern-marketplace under MIT. Neither carries a licence fee.
What is the difference between grandnode2 and mern-marketplace?
grandnode2 is written in C# and mern-marketplace in JavaScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, grandnode2 or mern-marketplace?
Choose grandnode2 if you want the larger community (1,327 stars) or its GPL-3.0 licence terms. Choose mern-marketplace if its feature set, stack or MIT licence fits better. Both are self-hostable.