Chirp!
A read-only copy. Sign in to look around as the demo user: visitor@example.com, password chirp-demo. Posting, following, liking and account changes are switched off.
Public Timeline
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Chirp is a small Twitter clone. Group 5 built it in the BDSA course at ITU in autumn 2025. -
This copy is read-only. Sign in as the demo user to see Chirp as a signed-in user saw it. Posting, following, liking and account changes are switched off.
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Click a name to open that user's timeline. There are two of us here: chirp and how-it-ran.
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Today Chirp runs in a container on Niels' home server, next to the site that shows it.
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Signed in, you could post a cheep, follow people and like cheeps.
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On Azure, Chirp ran as an App Service web app. GitHub Actions built it on each push to main and deployed it there.
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The deploy signed in to Azure with OpenID Connect, so GitHub held only IDs, no Azure password.
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A cheep holds at most 160 characters.
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Cheeps, users and follows live in SQLite, through Entity Framework Core. Its migrations build the database when the app starts.
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You signed up with an email and a password, or with your GitHub account. ASP.NET Core Identity handled both.
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Every page is rendered on the server with Razor Pages.
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The code has three layers. Web depends on Infrastructure, Infrastructure on Domain, and Domain on none of our code.
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Hi, I'm the demo account. Anyone can sign in as me and look around.