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Companion demo for ruby_llm-contract showing the LLM-as-judge pattern: build → calibrate → gate. Polish e-commerce chatbot scenario, live OpenAI calls (gpt-4.1-mini).

Simple gallery with RubyOnRails & React/Redux

NoComments is a Ruby gem designed to clean up .rb files by removing unnecessary comments, leaving your code clean and ready for deployment.

Web page with interactive map of astronomical offline and online meetings in Poland

Ruby gem for cross-language surname transliteration and polonization/de-polonization of endings. Supports Polish, Lithuanian, Russian. Useful for reducing false positives in genealogical data matching.

Validate and retry LLM outputs for ruby_llm. Describe the JSON response you expect, fall back to a stronger model when the cheaper one fails the rules, and gate CI on regressions — all as one contract object per step.

rails&react

First Ruby implementation of Claude Code CLI --permission-prompt-tool for MCP-based permission handling in headless mode

rails + devise

Simple affiliate link tracking for Rails. Click counting, UTM injection, HMAC-signed redirects. Used by snipe.sale

Importmap-friendly Rails 8 password strength field with Stimulus, zxcvbn, visibility toggle and PasswordPolicy support.

Battle-tested multi-currency price extraction from text. Supports PLN, EUR, GBP, USD with Polish and English number formats.

My first project in ror