GeezerVison is showing github.com — Nullean - A collection of .NET tools
Open source .NET tools.
Project
What it is
Nullean.Argh Source-generated CLI parser for .NET. AOT-safe, zero reflection.
Nullean.Cdp Chrome DevTools Protocol client for .NET. AOT and trim clean.
Nullean.Snapshots Structural snapshot tests for .NET, with plain, capped failure messages.
Nullean.TerminalImages Images in the terminal for .NET: Kitty, iTerm2 and Sixel, with detection.
More at nullean.net .
Popular repositories
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Compare and Diff assemblies from different sources. Useful for determining what changes are introduced across versions, and if any are breaking.
C#
72
13
A pure dotnet mermaid parser, layout engine AND renderer, no js runtime, AOT ready.
C#
57
14
A superfast c# formatter, that works with your IDE formatting and dotnet format.
C#
38
4
Dependency free reactive abstraction for `System.Diagnostics.Process`, exposes handy static one-liner methods for the one offs
C#
30
4
Rewrite .NET assemblies to allow referencing of two different versions
C#
28
6
A release notes generator based on closed Github PR's and issues.
C#
8
Repositories
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Showing 10 of 23 repositories
argh
Public
A source generator for command line parsing and command invocations.
nullean/argh's past year of commit activity
C#
1
MIT
2
5
4
Updated Nov 12, 2026
snapshots
Public
Lightweight snapshot testing for .NET on AwesomeAssertions
nullean/snapshots's past year of commit activity
C#
1
MIT
1
3
2
Updated Nov 12, 2026
release-notes
Public
A release notes generator based on closed Github PR's and issues.
nullean/release-notes's past year of commit activity
C#
8
MIT
0
0
0
Updated Nov 12, 2026
curb
Public
A superfast c# formatter, that works with your IDE formatting and dotnet format.
nullean/curb's past year of commit activity
C#
38
MIT
4
3
2
Updated Nov 12, 2026
layar
Public
.net port of laya
nullean/layar's past year of commit activity
C#
2
MIT
0
0
2
Updated Nov 12, 2026
entities
Public
Constraint-checked domain entities for .NET: name a rule once, check it synchronously against a value or continuously against an event stream.
nullean/entities's past year of commit activity
C#
4
MIT
0
16
4
Updated Nov 12, 2026
mermaider
Public
A pure dotnet mermaid parser, layout engine AND renderer, no js runtime, AOT ready.
nullean/mermaider's past year of commit activity
C#
57
MIT
14
0
0
Updated Nov 12, 2026
nullean/pagefind-net's past year of commit activity
C#
0
MIT
0
0
9
Updated Nov 12, 2026
cdp
Public
A small, AOT-clean Chrome DevTools Protocol client for .NET, and synthetic journeys in agent-browser's command language
nullean/cdp's past year of commit activity
C#
0
MIT
0
1
1
Updated Nov 12, 2026
terminal-images
Public
Show images in the terminal with Kitty, iTerm2 and Sixel, with detection and a half-block fallback. No dependencies, NativeAOT-safe. For .NET.
nullean/terminal-images's past year of commit activity
C#
0
MIT
0
0
0
Updated Nov 12, 2026
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