Here's the list of projects I'm currently maintaining for STEEM.

Legend
gem- These are ruby libraries that you can include in your project. Useful for developers who write ruby apps.bot- A more sophisticated tool that can typically be used by power users without having to understand ruby. Usually fire-and-forget.script- Less sophisticated, usually run-once tasks.webapp- A full web application that runs on the rails platform.plugin- A mountable engine for rails applications.
Catalog
- Radiator
[gem]- If your writing a ruby or rails app, this gem will allow you to interact with the STEEM blockchain. - Ganymede
[webapp]- A collection of tools for looking at the STEEM blockchain. - Cosgrove
[gem]- STEEM Centric Discord Bot Framework. - sbds-rails
[plugin]- A rails engine for accessing Steem Blockchain Data Service. - steemdata-rb
[gem]- Wrapper for accessing steemdata.com in a ruby application. - Dr. Otto
[bot]- Pay-to-play voting bot. - freakazoid
[bot]- Cleverbot integration for STEEM. - Lucky Luke
[bot]- Voting bot to frontrun pay-for-vote services. - Dr. Doogie
[bot]- Voting trail bot. - Witness Inspector
[script]- Reports witnesses you've voted for and finds their latest#witness-categoryposts. - Stinky Pete
[script]- Allows you to conditionally claim rewards. - Chronicle
[script]- Create posts with extended posting options. - sob
[script]- For automatically posting and updating OpenBazaar listings on the STEEM. - Gator
[script]- A delegation script for STEEM. - Dr. Phil
[bot]- A reimplementation of the "Winfrey" voting bot specification. - STEEM Slap
[gem]- Generate STEEM themed slaps.