Add license key verification to your apps
Open Source License Key Generation and Verification Tool written in Go - furkansenharputlu/f-license
Add license key verification to your apps launched on April 28, 2020 with 131 votes, #307 of 5,003 launches that month and more than 95% of that year's launches. The site was still online in September 2026, 6 years on.
In plain words
This GitHub repository provides developers with tools to implement license key verification in their applications. It enables software creators to protect their work by validating license keys at runtime. The solution is designed for developers building commercial or proprietary software who need straightforward license management without complex infrastructure. It stands out for offering a practical, accessible approach to adding licensing capabilities to apps across different platforms.
written from the facts on this page · September 2026
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License key management app written in Go2020 · github.com · ▲6Open Source License Key Generation and Verification Tool written in Go - furkansenharputlu/f-license
Keygen – A dead-simple software licensing API built for developers2017 · keygen.sh · ▲190Keygen is a powerful software licensing API for desktop apps, on-premise software and other software products written in Go, Rust, JS, C/C++, C#, Swift, Java, Kotlin and more.
Easy-to-use licensing library for .NET apps2023 · github.com · ▲54This free, open-source .NET library allows you to license your non-free applications through activation keys. Follow the quick start instructions and try it out in 5 minutes! Available on: NuGet https://www.nuget.org/packages/SNBS.Licensing.ActivationKeys... Website (full docs, downloads) https://snbslibs.github.io/Licensing.ActivationKeys GitHub (downloads, full docs, release notes etc.) https://github.com/SNBSLibs/Licensing.ActivationKeys
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