head to head · open source
reaction vs Black-Friday-2025
reaction has 12,399 GitHub stars, 2,175 forks, 96 open issues and last shipped 7 months ago. Black-Friday-2025 has 774 stars, 127 forks, 5 open issues and last shipped 10 months ago. reaction leads on adoption by 1,502% (12,399 vs 774 stars). reaction is written in JavaScript under GPL-3.0; Black-Friday-2025 is written in various languages under MIT. reaction has attracted 18% as many forks as stars, Black-Friday-2025 16%. reaction was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (ecommerce), 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
| reaction | Black-Friday-2025 | |
|---|---|---|
| GitHub stars | ★ 12K | ★ 774 |
| License | GPL-3.0 | MIT |
| Written in | JavaScript | — |
| Last push | 2026-03-01 | 2025-11-28 |
| Forks | ⑂ 2.2K | ⑂ 127 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick reaction if
- You weight community size — 12K stars and counting
- You want the GPL-3.0 license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick Black-Friday-2025 if
- You want the Black-Friday-2025 feature set and don't need the biggest community
- You prefer the MIT license terms
- You evaluated both and Black-Friday-2025 fits your workflow better
About reaction
Mailchimp Open Commerce, formerly Reaction Commerce, is an API first, headless commerce platform built on Node.js, MongoDB, and GraphQL for development teams that want to run a custom storefront, marketplace, or multi shop operation on their own infrastructure — and the project has been discontinued.
read the full reaction overview →
About Black-Friday-2025
🖤 Black Friday 2025 🖤 A list of Back November, Black Friday & Cyber Monday promotions and discounts for web developers, programmers and software engineers Table of Contents 0. Exclusive GitHub Discount Code 1. Top Bootstrap UI Kit 2. Templates, Libraries & UI Kits 3. Hosting 4. Apps VPN Utilities AI 5. Hardware 6. Tutorials, Courses, Learning Programming Design SEO & Marketing Books 7. Paid Courses 8. Webdesign 9. Games 🎁Top Bootstrap UI Kit 💸 Bootstrap 5 + Material Design 20,000+ premium components 800+ design blocks 400+ templates 100+ plugins UI Kits for Bootstrap 5, jQuery, Angular, React & Vue 🛒Template…
read the full Black-Friday-2025 overview →
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Frequently asked questions
Is reaction or Black-Friday-2025 more popular?
reaction has 12,399 GitHub stars and Black-Friday-2025 has 774. reaction has the larger community by that measure.
Are reaction and Black-Friday-2025 free?
Both are open source. reaction is licensed under GPL-3.0 and Black-Friday-2025 under MIT. Neither carries a licence fee.
What is the difference between reaction and Black-Friday-2025?
reaction is written in JavaScript and Black-Friday-2025 in various languages. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, reaction or Black-Friday-2025?
Choose reaction if you want the larger community (12,399 stars) or its GPL-3.0 licence terms. Choose Black-Friday-2025 if its feature set, stack or MIT licence fits better. Both are self-hostable.