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Hi, I'm

Marcel Roozekrans

Software Engineer · Open Source Developer · .NET enthusiast building tools, libraries, and the occasional side project.

Open source projects
19Open source projects
NuGet packages
130NuGet packages
MCP servers & integrations
5MCP servers & integrations
NuGet downloads
500K+NuGet downloads

Featured Projects

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ZeroAlloc.NET

A 96-package .NET ecosystem where every dispatch, registration, and validation rule is wired at compile time by Roslyn source generators — no reflection, no boxing, Native AOT safe.

.NETSource GeneratorsPerformanceNative AOT

Roslyn CodeLens MCP

Roslyn-based MCP server providing semantic code intelligence for .NET codebases — type hierarchies, call sites, DI registrations, and reflection usage for Claude Code.

.NETRoslynMCPAI

MemoryLens MCP

MCP server for .NET memory profiling with AI-actionable code fix suggestions, powered by JetBrains dotMemory.

.NETMCPPerformanceAI

LongtermMemory MCP

A fully local MCP server providing AI agents with persistent semantic long-term memory using SQLite and transformer-based embeddings. No cloud dependencies.

AIMCPSQLiteTypeScript

AI.Sentinel

Security monitoring middleware for IChatClient — 55 detectors for prompt injection, hallucination, PII leakage, and operational anomalies, with an intervention engine and audit forwarders.

.NETAI SecurityOWASPMCP

Lucent Code

AI chat & completions for VS Code — semantic code intelligence via your language server. Any model, any provider.

VS CodeAILSPTypeScript

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