Open source asp-net-core projects

Every project in the registry tagged asp-net-core, ranked by real GitHub adoption.

projects 6 combined stars ★ 26K refresh nightly
01 Notesnook ★ 15K

Zero-knowledge encrypted notes that sync across all devices

last push12 hours ago languageTypeScript licenseGPL-3.0
02 Umbraco-CMS ★ 5.3K

Umbraco is a free and open source .NET content management system helping you deliver delightful digital experiences.

last push3 hours ago languageC# licenseMIT
03 squidex ★ 2.5K

Headless CMS and Content Managment Hub

last push33 hours ago languageC# licenseMIT
04 FeatBit ★ 1.9K

Open-source feature flag management for seamless deployments

last push8 hours ago languageTypeScript licenseMIT
05 mix.core ★ 888

🚀 A future-proof enterprise web CMS supporting both headless and decoupled approaches. Build any type of app with customizable APIs on ASP.NET Core/.NET Core.

last push8 months ago languageC# licenseMIT
06 FluentCMS ★ 566

ASP.NET Core Blazor Content Management System (CMS)

last push6 months ago languageC# licenseMIT

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Frequently asked questions

How many open source asp-net-core projects are there?

This registry tracks 6 projects tagged asp-net-core, with 25,722 GitHub stars between them. The most-adopted is Notesnook at 14,604 stars.

Are these asp-net-core projects free to use?

Yes — 6 of the 6 carry an explicit open-source licence across 2 distinct licences, so there is no licence fee. Where a project also sells a hosted or enterprise version, the self-hosted path remains free.

Which asp-net-core project should I choose?

The list above is ranked by GitHub stars, but stars measure attention rather than fit. Check three things on each card: the licence (permissive versus copyleft), the language it is written in, and the last-push date — a high-star project that has not been pushed in a year is a liability.

Are these asp-net-core projects still maintained?

4 of the 6 were pushed in the last 90 days, and every card shows its exact last-push date so you can see the rest. Sort your shortlist by that date before committing to a migration.