Open Source

Ruby JavaScript Python R SQL Go


Chartkick

Create beautiful JavaScript charts with one line of Ruby

Ruby


PgHero

A performance dashboard for Postgres

Ruby


Searchkick

Intelligent search made easy with Rails and Elasticsearch

Ruby


Groupdate

The simplest way to group temporal data

Ruby


Ahoy

Simple, powerful, first-party analytics for Rails

Ruby


Blazer

Business intelligence made simple

Ruby


Strong Migrations

Catch unsafe migrations in development

Ruby


pgsync

Sync data from one Postgres database to another

Ruby


The Ultimate Guide To Ruby Timeouts

Timeouts for popular Ruby gems

Ruby


Production Rails

Best practices for running Rails in production

Markdown


React Chartkick

Create beautiful JavaScript charts with one line of React

JavaScript


Chartkick.js

Create beautiful charts with one line of JavaScript

JavaScript


Dexter

The automatic indexer for Postgres

Ruby


Ahoy Email

Email analytics for Rails

Ruby


Secure Rails

Rails security best practices

Markdown


Pretender

Log in as another user in Rails

Ruby


pgslice

Postgres partitioning as easy as pie

Ruby


Mailkick

Email subscriptions made easy

Ruby


Vue Chartkick

Create beautiful JavaScript charts with one line of Vue

JavaScript


Lockbox

Modern encryption for Rails

Ruby


Eps

Machine learning for Ruby

Ruby


Searchjoy

Search analytics made easy

Ruby


Multiverse

Multiple databases for Rails :tada:

Ruby


Hightop

A nice shortcut for group count queries

Ruby


s3tk

A security toolkit for Amazon S3

Python


Ahoy.js

Simple, powerful JavaScript analytics

JavaScript


Safely

Rescue and report exceptions in non-critical code

Ruby


Field Test

A/B testing for Rails

Ruby


ActiveMedian

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

Ruby


Notable

Extraordinary insight into your users and background jobs

Ruby


AuthTrail

Track Devise login activity

Ruby


Awesome Legal

Awesome free legal documents for companies

Markdown


Blind Index

Securely search encrypted database fields

Ruby


Groupdate.sql

The simplest way to group temporal data

SQL


TensorFlow

Deep learning for Ruby

Ruby


Distribute Reads

Scale database reads to replicas in Rails

Ruby


Slowpoke

Rack::Timeout enhancements for Rails

Ruby


Jetpack

A friendly package manager for R

R


delete_in_batches

The fastest way to delete 100k+ rows with ActiveRecord

Ruby


KMS Encrypted

Simple, secure key management for Lockbox and attr_encrypted

Ruby


Torch.rb

Deep learning for Ruby, powered by LibTorch

Ruby


Swipeout

Swipe-to-delete goodness for the mobile web

JavaScript


dbx

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

R


Logstop

Keep personally identifiable information (PII) out of your logs

Ruby


Prophet.rb

Time series forecasting for Ruby

Ruby


Hypershield

Shield sensitive data in Postgres and MySQL

Ruby


Disco

Collaborative filtering for Ruby

Ruby


Barkick

Barcodes made easy

Ruby


MainStreet

Address verification for Ruby and Rails

Ruby


Autosuggest

Autocomplete suggestions based on what your users search

Ruby


Trend

Anomaly detection and forecasting for Ruby

Ruby


Mapkick.js

Create beautiful, interactive maps with one line of JavaScript

JavaScript


pdscan

Scan your data stores for unencrypted personal data (PII)

Go


Anomaly

Easy-to-use anomaly detection

Ruby


fastText

Efficient text classification and representation learning for Ruby

Ruby


Ownership

Code ownership for Rails

Ruby


Errbase

Common exception reporting for a variety of services

Ruby


Guess

Statistical gender detection for Ruby

Ruby


IP Anonymizer

IP address anonymizer for Ruby and Rails

Ruby


Archer

Rails console history for Heroku, Docker, and more

Ruby


LightGBM

High performance gradient boosting for Ruby

Ruby


str_enum

String enums for Rails

Ruby


XGBoost

High performance gradient boosting for Ruby

Ruby


MIDAS

Edge stream anomaly detection for Ruby

Ruby


Vowpal Wabbit

Fast online machine learning for Ruby

Ruby


PLU

Price look-up codes made easy

Ruby


xLearn

High performance factorization machines for Ruby

Ruby


OR-Tools

Operations research tools for Ruby

Ruby


Bling Fire

High speed text tokenization for Ruby

Ruby


Clockwork Web

A web interface for Clockwork

Ruby


Secure Spreadsheet

Encrypt and password protect sensitive CSV and XLSX files

JavaScript


Rover

Simple, powerful data frames for Ruby

Ruby


Cacheflow

Colorized logging for Memcached and Redis

Ruby


Notable Web

A web interface for Notable

HTML


Trend API

Anomaly detection and forecasting API

R


MovieLens.sql

The MovieLens database in SQL

SQL


ONNX Runtime

Run ONNX models in Ruby

Ruby


Faiss

Efficient similarity search and clustering for Ruby

Ruby


PgHero Logs

Slow query log parser for Postgres

Ruby


Bundle Benchmark

Because loading gems can take longer than you think

Ruby


Camo

Ruby client for Camo - the SSL image proxy

Ruby


Reversed

Reverse DNS / IP Lookup for Ruby

Ruby


gindex

Concurrent index migrations for Rails

Ruby


NGT

High-speed approximate nearest neighbors for Ruby

Ruby


Quirk

Build powerful predictive models with a few lines of code

Python


Npy

Save and load NumPy npy and npz files in Ruby

Ruby


LIBMF

Large-scale sparse matrix factorization for Ruby

Ruby


TorchVision

Computer vision datasets, transforms, and models for Ruby

Ruby


Datakick

Ruby client for Datakick - the open product database

Ruby


ml-stack

Machine learning Docker images for Ruby

Jupyter Notebook


Rollbar

Error tracking for R

R


Safely.js

Catch and report exceptions in non-critical code

JavaScript


YouTokenToMe

High performance unsupervised text tokenization for Ruby

Ruby


CmdStan.rb

Bayesian inference for Ruby, powered by CmdStan

Ruby


GSLR

High performance linear regression for Ruby, powered by GSL

Ruby


Carrot2

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

Ruby


Drill Sergeant

Ruby client for Apache Drill

Ruby


ThunderSVM

High performance parallel SVMs for Ruby

Ruby


t-SNE

High performance t-SNE for Ruby

Ruby


Benchmeth

The super easy way to benchmark methods in a live application

Ruby


heroku2dokku

Heroku -> Dokku in minutes

Ruby


SCS

SCS - the splitting conic solver - for Ruby

Ruby


Argon2 KDF

Argon2 key derivation for Ruby

Ruby


OSQP

OSQP (Operator Splitting Quadratic Program) solver for Ruby

Ruby


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