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RT-Thread / rt-thread
RT-Thread is an open source IoT Real-Time Operating System (RTOS). https://rt-thread.github.io/rt-thread/
reactos / reactos
A free Windows-compatible Operating System
Popularity
Repository stars12,33018,425Highest
Fork5,489Highest2,329
Maintenance
Last push2026-11-062026-11-02
Maintenance notesNot verifiedNot verified
Repository created2013-01-022017-10-03
License & use
LicenseApache-2.0 · PermissiveGPL-2.0 · Share derivative source
PricingPricing not verifiedPricing not verified
Basics
Browse by purposeDeveloper tools · Deployment & operationsDeveloper tools · Deployment & operations
TypeApps & systemsApps & systems
SubcategoryOperating systems & kernelsOperating systems & kernels
PlatformNot verifiedNot verified
First collected2026-11-032026-11-03
LanguageCC
License tiers are derived from metadata. Check obligations for your use; unknown does not mean prohibited. Measured at 2026-11-03 UTC