A python package to calculate the shortest sea route between two points on Earth.

Trigger an action on an element with a keyboard shortcut.

🔥 Clone and recreate any website as a modern React app in seconds

VCR for TCP

Enhance Ruby net/smtp library to be never interrupted by errors while mail sending to multiple recipients.

library for reading Microsoft Outlook PST files

A PDF generator for Rails using Ferrum & headless Chrome

🧪 Durable execution workflows for Active Job

Tidewave for Rails

Blazing fast pagination for ActiveRecord with deferred joins ⚡️

A Ruby stack profiler without GVL.

A buildpack that supports accessing Tailscale resources from a Heroku dyno.

🦔 PostHog provides open-source web & product analytics, session recording, feature flagging and A/B testing that you can self-host. Get started - free.

What are the principles we can use to build LLM-powered software that is actually good enough to put in the hands of production customers?

Apache ECharts is a powerful, interactive charting and data visualization library for browser

A vanilla JS customisable select box/text input plugin ⚡️

Ruby gem for RubyUI Components

Horizontal scaling for PostgreSQL with automatic sharding.

SMTP server to receive emails, parse content (including headers), store attachments in Amazon S3, and forward email content to a webhook.

Ruby interface for Difftastic.

A gem to help engineering teams declare ownership of code

Main engine of the IronCalc ecosystem

The LLM Evaluation Framework

Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive tracing, automated evaluations, and production-ready dashboards.

Distances between ports (PUB151) in JSON format

State-of-the-art transformers for Ruby

A curated list of awesome WYSIWYG Editors.

The transactional Elasticsearch alternative built on Postgres

Docmost is an open-source collaborative wiki and documentation software. It is an open-source alternative to Confluence and Notion.

A React Rich Text Editor that's block-based (Notion style) and extensible. Built on top of Prosemirror and Tiptap.