Evgeniy Demin

gstack. Use Garry Tan's exact Claude Code setup: 23 opinionated tools that serve as CEO, Designer, Eng Manager, Release Manager, Doc Engineer, and QA

herb. 🌿 Powerful and seamless HTML-aware ERB toolchain.

pi. AI agent toolkit: unified LLM API, agent loop, TUI, coding agent CLI

spinel. C

claude-code_rails-upgrade-skill. A Claude Code Skill to Upgrade Rails

nanochat. The best ChatGPT that $100 can buy.

opencode. The open source coding agent.

once. Easy self-hosting for Docker-based web apps

superpowers. An agentic skills framework & software development methodology that works.

goldiloader. Just the right amount of Rails eager loading

heretic. Fully automatic censorship removal for language models

OpenViking. Self-evolving Context Database for AI Agents. Unify Agent Memory, Knowledge RAG and Skills.

impeccable. The design language that makes your AI harness better at design.

MiroFish. A Simple and Universal Swarm Intelligence Engine, Predicting Anything. 简洁通用的群体智能引擎，预测万物

agency-agents. A complete AI agency at your fingertips - From frontend wizards to Reddit community ninjas, from whimsy injectors to reality checkers. Each agent is a specialized expert with personality, processes, and proven deliverables.

rage. Fiber-based Ruby web framework combining Rails ergonomics with a unified runtime

database_consistency. The tool to avoid various issues due to inconsistencies and inefficiencies between a database schema and application models.

ruby_llm. One delightful Ruby framework for every major AI provider. Build AI agents, chatbots, RAG apps, and multimodal workflows in beautiful, expressive code.

valid_email2. ActiveModel validation for email. Including MX lookup and disposable email blocklist

database_schema_ownership. Provide an easy way to manage code ownership over a database schema.

propshaft. Deliver assets for Rails

thruster. Go

rack-attack. Rack middleware for blocking & throttling

solid_cache. A database-backed ActiveSupport::Cache::Store

solid_queue. Database-backed Active Job backend

minio. MinIO is a high-performance, S3 compatible object store, open sourced under GNU AGPLv3 license.

pagy. Agnostic pagination in plain ruby

stoplight. :traffic_light: Traffic control for code.

cs-video-courses. List of Computer Science courses with video lectures.

factory_sloth. Find and replace unnecessary factory_bot create calls

pghero. A performance dashboard for Postgres

KeyDB. A Multithreaded Fork of Redis

mastodon. Your self-hosted, globally interconnected microblogging community

active_interface. actively enforced interface contracts for ruby classes

kamal. Deploy web apps anywhere.

Ghost. Independent technology for modern publishing, memberships, subscriptions and newsletters.

rails-pg-extras. Rails PostgreSQL database performance insights. Locks, index usage, buffer cache hit ratios, vacuum stats and more.

ar_lazy_preload. Lazy loading associations for the ActiveRecord models

n1_loader. Loader to solve N+1 issues for good. Highly recommended for GraphQL API.

flutter-example. An example showing off how I organize my Flutter apps

curb. Ruby bindings for libcurl

nokogiri. Nokogiri (鋸) makes it easy and painless to work with XML and HTML from Ruby.

docker-chromium-xvfb. Docker image for running browser tests against headless Chromium

falcon. A high-performance web server for Ruby, supporting HTTP/1, HTTP/2 and TLS.

ferrum. Headless Chrome Ruby API

coverband. Ruby production code coverage collection and reporting (line of code usage)

factory_trace. Simple tool to maintain factories and traits from FactoryBot

gem-check. GemCheck: Writing Better Ruby Gems Checklist

awesome-monorepo. A curated list of awesome Monorepo tools, software and architectures.

activerecord-rescue_from_duplicate. Ruby gem to rescue from MySQL, PostgreSQL and Sqlite duplicate errors

rubocop. A Ruby static code analyzer and formatter, based on the community Ruby style guide.

reek. Code smell detector for Ruby

mutant. Mutation testing for Ruby. AI writes your code. AI writes your tests. But who tests the tests?

database_validations. Database validations for ActiveRecord

consistency_fail. A tool for detecting missing unique indexes in Rails projects