head to head · open source
NetData vs Foundatio
NetData has 80,564 GitHub stars, 6,630 forks, 393 open issues and last shipped today. Foundatio has 2,098 stars, 250 forks, 15 open issues and last shipped 3 days ago. NetData leads on adoption by 3,740% (80,564 vs 2,098 stars). NetData is written in Go under GPL-3.0; Foundatio is written in C# under Apache-2.0. NetData has attracted 8% as many forks as stars, Foundatio 12%. NetData 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
| NetData | Foundatio | |
|---|---|---|
| GitHub stars | ★ 81K | ★ 2.1K |
| License | GPL-3.0 | Apache-2.0 |
| Written in | Go | C# |
| Last push | 2026-09-18 | 2026-09-15 |
| Forks | ⑂ 6.6K | ⑂ 250 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick NetData if
- You weight community size — 81K stars and counting
- You want the GPL-3.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick Foundatio if
- You want the Foundatio feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches C#
- You evaluated both and Foundatio fits your workflow better
About NetData
Netdata is an open source, real time infrastructure monitoring platform written in Go and released under GPL 3.0, built for operators and lean teams who need per second visibility across Linux, macOS, FreeBSD, and Windows systems.
read the full NetData overview →
About Foundatio
Pluggable foundation blocks for building loosely coupled distributed apps. ✨ Why Choose Foundatio? 🔌 Pluggable implementations Swap Redis, Azure, AWS, or in memory with no code changes 🧪 Developer friendly In memory implementations for fast local development and testing 💉 DI native Built for Microsoft.Extensions.DependencyInjection 🎯 Interface first Code against abstractions, not implementations ⚡ Production ready Battle tested in high scale applications 🔄 Consistent APIs Same patterns across caching, queues, storage, and more 🧱 Core Building Blocks 🚀 Quick Start 📦 Provider Implementations 📚 Learn More �…
read the full Foundatio overview →
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Frequently asked questions
Is NetData or Foundatio more popular?
NetData has 80,564 GitHub stars and Foundatio has 2,098. NetData has the larger community by that measure.
Are NetData and Foundatio free?
Both are open source. NetData is licensed under GPL-3.0 and Foundatio under Apache-2.0. Neither carries a licence fee.
What is the difference between NetData and Foundatio?
NetData is written in Go and Foundatio in C#. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, NetData or Foundatio?
Choose NetData if you want the larger community (80,564 stars) or its GPL-3.0 licence terms. Choose Foundatio if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.