Open Source

Ruby JavaScript Python R SQL Go


Chartkick

Create beautiful JavaScript charts with one line of Ruby

Ruby · 5.4k stars · 6M downloads


Searchkick

Intelligent search made easy with Rails and Elasticsearch

Ruby · 5.1k stars · 3M downloads


PgHero

A performance dashboard for Postgres

Ruby · 5k stars · 1M downloads


Groupdate

The simplest way to group temporal data

Ruby · 2.9k stars · 5M downloads


Ahoy

Analytics for Rails

Ruby · 2.8k stars · 1M downloads


Blazer

Business intelligence made simple

Ruby · 2.3k stars · 300k downloads


Strong Migrations

Catch unsafe migrations in development

Ruby · 1.7k stars · 3M downloads


The Ultimate Guide To Ruby Timeouts

Timeouts for popular Ruby gems

Ruby · 1.4k stars


Production Rails

Best practices for running Rails in production

Markdown · 1.3k stars


React Chartkick

Create beautiful JavaScript charts with one line of React

JavaScript · 1.1k stars


Chartkick.js

Create beautiful charts with one line of JavaScript

JavaScript · 1.1k stars


Dexter

The automatic indexer for Postgres

Ruby · 828 stars · 6k downloads


pgsync

Sync Postgres data between databases

Ruby · 813 stars · 60k downloads


Ahoy Email

Email analytics for Rails

Ruby · 782 stars · 500k downloads


Pretender

Log in as another user in Rails

Ruby · 619 stars · 1M downloads


Secure Rails

Rails security best practices

Markdown · 618 stars


pgslice

Postgres partitioning as easy as pie

Ruby · 607 stars · 20k downloads


Mailkick

Email subscriptions made easy

Ruby · 593 stars · 200k downloads


Vue Chartkick

Create beautiful JavaScript charts with one line of Vue

JavaScript · 545 stars


Eps

Machine learning for Ruby

Ruby · 478 stars · 4k downloads


Searchjoy

Search analytics made easy

Ruby · 413 stars · 500k downloads


Multiverse

Multiple databases for Rails :tada:

Ruby · 399 stars · 100k downloads


Hightop

A nice shortcut for group count queries

Ruby · 368 stars · 200k downloads


s3tk

A security toolkit for Amazon S3

Python · 314 stars


Ahoy.js

Simple, powerful JavaScript analytics

JavaScript · 289 stars


Safely

Rescue and report exceptions in non-critical code

Ruby · 286 stars · 1M downloads


Field Test

A/B testing for Rails

Ruby · 276 stars · 40k downloads


ActiveMedian

Median for Active Record, Mongoid, arrays, and hashes

Ruby · 262 stars · 300k downloads


Groupdate.sql

The simplest way to group temporal data

SQL · 240 stars


Notable

Extraordinary insight into your users and background jobs

Ruby · 237 stars · 20k downloads


AuthTrail

Track Devise login activity

Ruby · 196 stars · 50k downloads


Lockbox

Modern encryption for Rails

Ruby · 189 stars · 20k downloads


Slowpoke

Rack::Timeout enhancements for Rails

Ruby · 187 stars · 100k downloads


TensorFlow

TensorFlow - the end-to-end machine learning platform - for Ruby

Ruby · 185 stars · 700 downloads


Jetpack

A friendly package manager for R

R · 182 stars


Distribute Reads

Scale database reads to replicas in Rails

Ruby · 177 stars · 1M downloads


Blind Index

Securely search encrypted database fields

Ruby · 172 stars · 40k downloads


Swipeout

Swipe-to-delete goodness for the mobile web

JavaScript · 154 stars


PgHero.sql

Postgres insights made easy

SQL · 150 stars


KMS Encrypted

Simple, secure key management for Lockbox and attr_encrypted

Ruby · 142 stars · 20k downloads


dbx

A fast, easy-to-use database library for R

R · 119 stars


Logstop

Keep personally identifiable information (PII) out of your logs

Ruby · 94 stars · 30k downloads


Barkick

Barcodes made easy

Ruby · 79 stars · 80k downloads


Mapkick.js

Create beautiful, interactive maps with one line of JavaScript

JavaScript · 79 stars


Autosuggest

Autocomplete suggestions based on what your users search

Ruby · 77 stars · 4k downloads


Hypershield

Shield sensitive data in Postgres and MySQL

Ruby · 75 stars · 4k downloads


Trend

Anomaly detection and forecasting for Ruby

Ruby · 70 stars · 700 downloads


MainStreet

Address verification for Ruby and Rails

Ruby · 67 stars · 5k downloads


pdscan

Scan your data stores for unencrypted personal data (PII)

Go · 65 stars


Errbase

Common exception reporting for a variety of services

Ruby · 61 stars · 2M downloads


Anomaly

Easy-to-use anomaly detection

Ruby · 60 stars · 10k downloads


Guess

Statistical gender detection for Ruby

Ruby · 58 stars · 90k downloads


Ownership

Code ownership for Rails

Ruby · 54 stars · 1k downloads


IP Anonymizer

IP address anonymizer for Ruby and Rails

Ruby · 46 stars · 10k downloads


fastText

fastText - efficient text classification and representation learning - for Ruby

Ruby · 45 stars · 300 downloads


Archer

Rails console history for Heroku, Docker, and more

Ruby · 44 stars · 1k downloads


str_enum

String enums for Rails

Ruby · 39 stars · 30k downloads


LightGBM

LightGBM - the high performance machine learning library - for Ruby

Ruby · 31 stars · 1k downloads


Vowpal Wabbit

Vowpal Wabbit - fast online machine learning - for Ruby

Ruby · 30 stars · 300 downloads


PLU

Price look-up codes made easy

Ruby · 28 stars · 60k downloads


Secure Spreadsheet

Encrypt and password protect sensitive CSV and XLSX files

JavaScript · 28 stars


xLearn

xLearn - the high performance machine learning library - for Ruby

Ruby · 27 stars · 400 downloads


Clockwork Web

A web interface for Clockwork

Ruby · 26 stars · 30k downloads


Notable Web

A web interface for Notable

HTML · 26 stars · 7k downloads


Xgb

XGBoost - the high performance machine learning library - for Ruby

Ruby · 26 stars · 1k downloads


Cacheflow

Colorized logging for Memcached and Redis

Ruby · 25 stars · 10k downloads


MovieLens.sql

The MovieLens database in SQL

SQL · 23 stars


PgHero Logs

Slow query log parser for Postgres

Ruby · 22 stars · 3k downloads


Reversed

Reverse DNS / IP Lookup for Ruby

Ruby · 21 stars · 3k downloads


Camo

Ruby client for Camo - the SSL image proxy

Ruby · 20 stars · 9k downloads


Bundle Benchmark

Because loading gems can take longer than you think

Ruby · 19 stars · 3k downloads


Quirk

Build powerful predictive models with a few lines of code

Python · 16 stars


ONNX Runtime

ONNX Runtime - the high performance scoring engine for ML models - for Ruby

Ruby · 14 stars · 900 downloads


NGT

NGT - high-speed approximate nearest neighbors - for Ruby

Ruby · 12 stars · 300 downloads


gindex

Concurrent index migrations for Rails

Ruby · 10 stars · 3k downloads


Npy

Save and load NumPy npy and npz files in Ruby

Ruby · 10 stars · 900 downloads


LIBMF

LIBMF - large-scale sparse matrix factorization - for Ruby

Ruby · 9 stars · 500 downloads


Rollbar

Error tracking for R

R · 9 stars


Datakick

Ruby client for Datakick - the open product database

Ruby · 8 stars · 2k downloads


Safely.js

Catch and report exceptions in non-critical code

JavaScript · 8 stars


Drill Sergeant

Ruby client for Apache Drill

Ruby · 7 stars · 6k downloads


Benchmeth

The super easy way to benchmark methods in a live application

Ruby · 6 stars · 7k downloads


Carrot2

Ruby client for Carrot2 - the open-source document clustering server

Ruby · 5 stars · 4k downloads


heroku2dokku

Heroku -> Dokku in minutes

Ruby · 5 stars · 1k downloads


delete_in_batches

The fastest way to delete 100k+ rows with ActiveRecord

Ruby · Archived


Moves

Ruby client for Moves

Ruby · Archived


Ahoy Events

Simple, powerful event tracking for Rails

Ruby · Archived


Katana

Manage multiple environments on Heroku with ease!

Ruby · Archived


TimeRange

Time ranges for Ruby

Ruby · Archived


Active Job Backport

Active Job backported to Rails 4.0 and 4.1

Ruby · Archived


Frontrunner

Webpack for Rails

Ruby · Archived


Cached Attributes

Super simple caching for Ruby

Ruby · Archived


Postjoy

Postal codes made easy

Ruby · Archived


Lightcore

Lightweight Ruby core extensions

Ruby · Archived


EsHero

Elasticsearch insights made easy

HTML · Archived


Median.sql

Median function for PostgreSQL

SQL · Archived


Scrub Params

Safer Rails parameters by default

Ruby · Archived


Cache Reduce

A simple, powerful pattern for caching data

Ruby · Archived