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Instead of YourKit .NET Profiler
YourKit .NET Profiler alternatives
YourKit .NET Profiler targets .NET and .NET Core performance and memory work across servers, Windows services, and other applications. Local and remote profiling covers development, testing, and production. CPU call trees and hot spots, heap and object-graph views, slow SQL and ASPX request reporting, MongoDB and Cassandra support, and more than 20 inspections help locate runtime, database, collection, and I/O problems. Visual Studio and Rider plugins, SSH tunneling, a .NET API, command-line automation, and an MCP server connect profiling with development and continuous-integration workflows. Support spans .NET 5 through .NET 10 and .NET Framework 4.x on Linux, macOS, and Windows.
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Grafana Cloud Application Observability
Free plan AndroidAPIExtension+5Hosted application monitoring across telemetry signals — Grafana Cloud combines metrics, logs, traces, and profiles with service discovery and root-cause analysis, rather than focusing on .NET desktop profiling.
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Scalene
Free plan ExtensionLinuxMac+2Free Python CPU, GPU, memory, and async profiling — Scalene profiles Python line-by-line, includes NVIDIA GPU and async wait analysis, and offers AI optimization proposals instead of .NET profiling.
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Javadoc
Free plan LinuxMacWeb+1Generating Java API documentation — Javadoc generates HTML documentation from Java source, with doclets and taglets, rather than measuring application performance or memory.
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Node.js --prof
Free plan LinuxMacSelf-hosted+1Free V8 profiling for Node.js applications — Node.js --prof creates and processes V8 profiler output for JavaScript runtime workloads, while YourKit targets .NET and .NET Core.
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Parca
Free plan APILinuxSelf-hosted+1Continuous multi-language profiling on Linux — Parca continuously stores queryable CPU, memory, I/O, and other profiles using eBPF across many languages, including .NET.
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py-spy
Free plan LinuxMacWindowsLow-overhead production profiling for Python — py-spy profiles running Python externally without restarts or code changes, producing flame graphs and live views instead of .NET snapshots.
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Pyroscope
Free plan LinuxMacWeb+1Continuous profiling across many languages — Pyroscope provides hosted or self-managed continuous CPU profiling for languages including .NET, with retention and ingestion plans.
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Blackfire.io
Free plan APIExtensionLinux+3 - 9
async-profiler
Free plan APILinuxMac - 10
Google Cloud Profiler
Free plan APILinuxSelf-hosted+1 - 11
GNU gprof
Free plan LinuxSelf-hosted - 12
Intel VTune Profiler
Free plan LinuxSelf-hostedWindows - 13
YourKit Java Profiler
Free plan APILinuxMac+2 - 14
Go pprof
Free plan API - 15
Grafana Alerting
Free plan LinuxMacWeb+1 - 16
Valgrind
Free plan AndroidLinuxMac - 17
VisualVM
Free plan LinuxMacWindows - 18
JetBrains dotMemory
Free trial APILinuxMac+2 - 19
JetBrains dotTrace
Free trial APILinuxMac+26.2 Visit site - 20
JProfiler
Free trial APILinuxMac+26.2 Visit site - 21
Polar Signals Cloud
Free trial APILinuxSelf-hosted+1 - 22
KCachegrind
Free plan Linux - 23
.NET Memory Profiler
Free trial Windows - 24
PerfView
Free plan Windows
Readers may prefer another tool for application-wide observability, continuous historical profiles, a free open-source workflow, or a different programming language. YourKit offers a free license only for open-source contributors and Microsoft MVPs; paid seats start at $99 per user yearly, with desktop deployment. Compare language coverage, operating systems, CPU and memory capabilities, production collection, remote access, integrations, retention, automation, and licensing before switching. The alternatives below range from hosted monitoring to language-specific profilers and infrastructure-wide profiling.
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