Collection of handy online tools for developers, with great UX.

Database-backed Active Job backend

Ruby wrapper for Telegram's Bot API

Concurrency and rate-limit throttling for Sidekiq

Command-line tool for puma to display information about running request/process... Fork of https://github.com/dimelo/puma-helper/ in ruby.

全自动化，微信小程序 wxapkg 包 源代码还原工具, 线上代码安全审计，支持 Windows, Macos, Linux

分流完善的 OpenClash 订阅转换模板，搭配保姆级 OpenClash 设置教程，无需套娃其他插件即可实现完美分流、DNS无污染无泄漏，且快速的国内外上网体验，配套增强型后端和自动化域名规则提交机器人。

👾 Fast and simple video download library and CLI tool written in Go

Track changes to your rails models

OpenWrt for Nanopi R2C/R2S/R4S/X86

Build FriendlyWrt using GitHub Actions

Openwrt for Nanopi R1S R2S R4S R5S 香橙派 R1 Plus 固件编译 纯净版与大杂烩

A pure Unix shell script ACME client for SSL / TLS certificate automation

Simple Ruby rate limiting mechanism.

📑 Create audit logs into the database for user behaviors, including a web UI to query logs.

A gem providing "time travel", "time freezing", and "time acceleration" capabilities, making it simple to test time-dependent code. It provides a unified method to mock Time.now, Date.today, and Da…

Provides iteration per second benchmarking for Ruby

Bit array for ActiveRecord

Library for stubbing and setting expectations on HTTP requests in Ruby.

Find source repositories for ruby gems. Open, compare, and update outdated gem versions

Audited (formerly acts_as_audited) is an ORM extension that logs all changes to your Rails models.

Railtie to include Redis commands in Rails logging.

Do some browser detection with Ruby. Includes ActionController integration.

Realtime server for reliable two-way communication to power-up any backend

Turbo-charged counter caches for your Rails app.

Optimized JSON

System design interview for IT companies

后端架构师技术图谱

Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.