safepoint-based sampling performance profiler for Ruby

lumitrace_sample_project

Build Ruby from source code.

Show Ruby script with execution results.

MaNy project examples

Pretty your exception backtrace.

Ractor::LVar

Sync modified files using pscp on Windows.

SimplePaste web application

vim clone on Ruby with agentic coding

ASTro: AST-based Reusable Optimization framework

Analyze your Ruby scripts with prism

Launch [debugger](https://github.com/ruby/debug) if spec is failed.

kv: A page viewer written in Ruby

iseq_collector gem

to keep namespace

This gem provide `finalize_block` method.

プレゼントを提供するためのウェブアプリケーション

Inline expression tracing for Ruby

namespace for debug.gem (rdbg command)

Dump compiled iseq by binary (kakidasu) and load binary (yomidasu)

mysql2_recorder

MmappedString