Open Source

Ruby JavaScript Python R SQL Go


Chartkick

Create beautiful JavaScript charts with one line of Ruby

Ruby · 5.5k stars · 8M downloads


PgHero

A performance dashboard for Postgres

Ruby · 5.3k stars · 1M downloads


Searchkick

Intelligent search made easy with Rails and Elasticsearch

Ruby · 5.3k stars · 3M downloads


Groupdate

The simplest way to group temporal data

Ruby · 3.1k stars · 6M downloads


Ahoy

Simple, powerful, first-party analytics for Rails

Ruby · 3k stars · 1M downloads


Blazer

Business intelligence made simple

Ruby · 2.5k stars · 600k downloads


Strong Migrations

Catch unsafe migrations in development

Ruby · 2.1k stars · 6M downloads


pgsync

Sync data from one Postgres database to another

Ruby · 1.7k stars · 100k downloads


The Ultimate Guide To Ruby Timeouts

Timeouts for popular Ruby gems

Ruby · 1.5k stars


Production Rails

Best practices for running Rails in production

Markdown · 1.4k 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 · 909 stars · 7k downloads


Ahoy Email

Email analytics for Rails

Ruby · 813 stars · 700k downloads


Secure Rails

Rails security best practices

Markdown · 683 stars


Pretender

Log in as another user in Rails

Ruby · 678 stars · 1M downloads


pgslice

Postgres partitioning as easy as pie

Ruby · 653 stars · 40k downloads


Mailkick

Email subscriptions made easy

Ruby · 614 stars · 200k downloads


Vue Chartkick

Create beautiful JavaScript charts with one line of Vue

JavaScript · 602 stars


Lockbox

Modern encryption for Rails

Ruby · 529 stars · 100k downloads


Eps

Machine learning for Ruby

Ruby · 503 stars · 10k downloads


Searchjoy

Search analytics made easy

Ruby · 432 stars · 700k downloads


Multiverse

Multiple databases for Rails :tada:

Ruby · 415 stars · 300k downloads


Hightop

A nice shortcut for group count queries

Ruby · 381 stars · 300k downloads


s3tk

A security toolkit for Amazon S3

Python · 374 stars


Ahoy.js

Simple, powerful JavaScript analytics

JavaScript · 311 stars


Safely

Rescue and report exceptions in non-critical code

Ruby · 305 stars · 2M downloads


Field Test

A/B testing for Rails

Ruby · 296 stars · 80k downloads


ActiveMedian

Median and percentile for Active Record, Mongoid, arrays, and hashes

Ruby · 277 stars · 400k downloads


AuthTrail

Track Devise login activity

Ruby · 268 stars · 100k downloads


Notable

Extraordinary insight into your users and background jobs

Ruby · 266 stars · 30k downloads


Blind Index

Securely search encrypted database fields

Ruby · 249 stars · 90k downloads


Groupdate.sql

The simplest way to group temporal data

SQL · 249 stars


Awesome Legal

Awesome free legal documents for companies

Markdown · 241 stars


TensorFlow

Deep learning for Ruby

Ruby · 222 stars · 1k downloads


Distribute Reads

Scale database reads to replicas in Rails

Ruby · 211 stars · 2M downloads


Slowpoke

Rack::Timeout enhancements for Rails

Ruby · 211 stars · 200k downloads


Jetpack

A friendly package manager for R

R · 195 stars


KMS Encrypted

Simple, secure key management for Lockbox and attr_encrypted

Ruby · 162 stars · 80k downloads


delete_in_batches

The fastest way to delete 100k+ rows with ActiveRecord

Ruby · 155 stars · 100k downloads


Swipeout

Swipe-to-delete goodness for the mobile web

JavaScript · 154 stars


Torch.rb

Deep learning for Ruby, powered by LibTorch

Ruby · 149 stars · 4k downloads


dbx

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

R · 139 stars


Logstop

Keep personally identifiable information (PII) out of your logs

Ruby · 120 stars · 700k downloads


Hypershield

Shield sensitive data in Postgres and MySQL

Ruby · 106 stars · 10k downloads


Prophet.rb

Time series forecasting for Ruby

Ruby · 102 stars · 500 downloads


Disco

Collaborative filtering for Ruby

Ruby · 93 stars · 4k downloads


Barkick

Barcodes made easy

Ruby · 89 stars · 100k downloads


Autosuggest

Autocomplete suggestions based on what your users search

Ruby · 88 stars · 6k downloads


MainStreet

Address verification for Ruby and Rails

Ruby · 87 stars · 7k downloads


Trend

Anomaly detection and forecasting for Ruby

Ruby · 85 stars · 700 downloads


Mapkick.js

Create beautiful, interactive maps with one line of JavaScript

JavaScript · 81 stars


pdscan

Scan your data stores for unencrypted personal data (PII)

Go · 80 stars


Anomaly

Easy-to-use anomaly detection

Ruby · 76 stars · 10k downloads


fastText

Efficient text classification and representation learning for Ruby

Ruby · 76 stars · 1k downloads


Ownership

Code ownership for Rails

Ruby · 66 stars · 3k downloads


Errbase

Common exception reporting for a variety of services

Ruby · 63 stars · 2M downloads


Guess

Statistical gender detection for Ruby

Ruby · 61 stars · 100k downloads


IP Anonymizer

IP address anonymizer for Ruby and Rails

Ruby · 49 stars · 20k downloads


Archer

Rails console history for Heroku, Docker, and more

Ruby · 45 stars · 4k downloads


LightGBM

High performance gradient boosting for Ruby

Ruby · 45 stars · 6k downloads


str_enum

String enums for Rails

Ruby · 45 stars · 50k downloads


XGBoost

High performance gradient boosting for Ruby

Ruby · 44 stars · 4k downloads


Midas

Edge stream anomaly detection for Ruby

Ruby · 40 stars · 500 downloads


Vowpal Wabbit

Fast online machine learning for Ruby

Ruby · 35 stars · 1k downloads


xLearn

High performance factorization machines for Ruby

Ruby · 32 stars · 1k downloads


PLU

Price look-up codes made easy

Ruby · 31 stars · 100k downloads


Bling Fire

High speed text tokenization for Ruby

Ruby · 30 stars · 500 downloads


Clockwork Web

A web interface for Clockwork

Ruby · 30 stars · 40k downloads


Secure Spreadsheet

Encrypt and password protect sensitive CSV and XLSX files

JavaScript · 30 stars


OR-Tools

Operations research tools for Ruby

Ruby · 27 stars · 1k downloads


Cacheflow

Colorized logging for Memcached and Redis

Ruby · 26 stars · 10k downloads


Notable Web

A web interface for Notable

HTML · 26 stars · 10k downloads


MovieLens.sql

The MovieLens database in SQL

SQL · 24 stars


PgHero Logs

Slow query log parser for Postgres

Ruby · 24 stars · 3k downloads


ONNX Runtime

Run ONNX models in Ruby

Ruby · 23 stars · 3k downloads


Faiss

Efficient similarity search and clustering for Ruby

Ruby · 22 stars · 500 downloads


Reversed

Reverse DNS / IP Lookup for Ruby

Ruby · 22 stars · 4k downloads


Rover

Simple, powerful data frames for Ruby

Ruby · 22 stars · 100 downloads


Bundle Benchmark

Because loading gems can take longer than you think

Ruby · 21 stars · 3k downloads


Camo

Ruby client for Camo - the SSL image proxy

Ruby · 20 stars · 10k downloads


NGT

High-speed approximate nearest neighbors for Ruby

Ruby · 19 stars · 2k downloads


gindex

Concurrent index migrations for Rails

Ruby · 18 stars · 4k downloads


Quirk

Build powerful predictive models with a few lines of code

Python · 18 stars


Npy

Save and load NumPy npy and npz files in Ruby

Ruby · 13 stars · 2k downloads


LIBMF

Large-scale sparse matrix factorization for Ruby

Ruby · 11 stars · 2k downloads


Datakick

Ruby client for Datakick - the open product database

Ruby · 9 stars


ml-stack

Machine learning Docker images for Ruby

Jupyter Notebook · 9 stars


Rollbar

Error tracking for R

R · 9 stars


Safely.js

Catch and report exceptions in non-critical code

JavaScript · 9 stars


GSLR

High performance linear regression for Ruby, powered by GSL

Ruby · 8 stars · 1k downloads


TorchVision

Computer vision datasets, transforms, and models for Ruby

Ruby · 8 stars · 500 downloads


Carrot2

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

Ruby · 7 stars · 4k downloads


CmdStan.rb

Bayesian inference for Ruby, powered by CmdStan

Ruby · 7 stars · 700 downloads


Drill Sergeant

Ruby client for Apache Drill

Ruby · 7 stars · 7k downloads


ThunderSVM

High performance parallel SVMs for Ruby

Ruby · 7 stars · 1k downloads


t-SNE

High performance t-SNE for Ruby

Ruby · 7 stars · 500 downloads


YouTokenToMe

High performance unsupervised text tokenization for Ruby

Ruby · 7 stars · 300 downloads


Benchmeth

The super easy way to benchmark methods in a live application

Ruby · 6 stars · 7k downloads


heroku2dokku

Heroku -> Dokku in minutes

Ruby · 6 stars · 1k downloads


SCS

SCS - the splitting conic solver - for Ruby

Ruby · 5 stars · 2k downloads


Argon2 KDF

Argon2 key derivation for Ruby

Ruby · 2 stars · 30k downloads


OSQP

OSQP (Operator Splitting Quadratic Program) solver for Ruby

Ruby · 2 stars · 700 downloads


PgHero.sql

Postgres insights made easy

SQL · 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