Ruby Profiler

Open-source Ruby projects categorized as Profiler
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Top 9 Ruby Profiler Projects

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  1. bullet

    help to kill N+1 queries and unused eager loading

    Project mention: Ruby on Rails Has Scalability Issues. Here's How We Solved Them | dev.to | 2026-04-27

    We added the Bullet gem in development to flag every N+1 before it shipped. After cleaning the worst offenders across our top 10 endpoints, P95 response time dropped roughly 40%.

  2. SaaSHub

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  3. rack-mini-profiler

    Profiler for your development and production Ruby rack apps.

  4. Peek

    Take a peek into your Rails applications. (by peek)

  5. ruby-prof

    A ruby profiler. See https://ruby-prof.github.io for more information.

  6. prosopite

    Rails N+1 queries auto-detection with zero false positives / false negatives

    Project mention: Ruby on Rails Performance: 7 Lessons from Scaling FirstPromoter | dev.to | 2026-04-09

    Each integration has its own payload format, retry behavior, and edge cases. We keep an eye on all of it through AppSignal for performance monitoring, Better Stack for logs, Bullet/Prosopite for N+1 detection, and strong_migrations to keep deploys safe.

  7. MemoryProfiler

    memory_profiler for ruby (by SamSaffron)

  8. vernier

    📏 next generation CRuby profiler

  9. Rbkit

    A new profiler for Ruby. With a GUI

  10. Timeasure

    Transparent method-level wrapper for profiling purposes in Ruby

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).

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Ruby Profiler related posts

  • Ruby on Rails Has Scalability Issues. Here's How We Solved Them

    1 project | dev.to | 27 Apr 2026

  • Catch N+1 Queries in Rails Request Specs with 11 Lines of Ruby

    2 projects | dev.to | 31 Jan 2026

  • RubyLLM::Instrumentation: The foundation for RubyLLM monitoring

    3 projects | dev.to | 20 Jan 2026

  • Avoiding N+1 Queries in Rails: Easy Performance Wins for Beginners

    1 project | dev.to | 15 May 2025

  • Deep Dive: Boosting Rails Performance with EXPLAIN ANALYZE in PostgreSQL

    3 projects | dev.to | 11 May 2025

  • Simplify memory profiling of your Ruby app

    2 projects | news.ycombinator.com | 8 Mar 2025

  • Optimize Database Performance in Ruby on Rails and ActiveRecord

    3 projects | dev.to | 20 Nov 2024
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    www.saashub.com | 10 Jun 2026
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Index

What are some of the best open-source Profiler projects in Ruby? This list will help you:

# Project Stars
1 bullet 7,324
2 rack-mini-profiler 3,900
3 Peek 3,177
4 ruby-prof 2,029
5 prosopite 1,886
6 MemoryProfiler 1,754
7 vernier 1,109
8 Rbkit 354
9 Timeasure 198

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