Here is a list of the various frameworks and libraries I use/used for various tasks.

• Vaadin — Java Web Application Framework
  • OSGi enabled
• Jersey — Java REST server and client library
  • OSGi enabled (Glassfish)
• Amdatu RESTful Web Services

• XStream — Java Serialization (XML)
  • OSGi enabled
• Kryo — Java Serialization (Binary)
  • OSGi enabled (tested with Equinox, failed on Felix)

• Paperclips — Java SWT printing library
  • moved to Eclipse from Paperclips Google Code Project
• Super CSV — Java CSV library
• Java Diff Utils — Diff, Match and Patch library (not only for text)

• SymbolHound — Web Search Engine
• DuckDuckGo — Web Search Engine
• Base64 Online — Base64 Online D/Encoder
• SHA1 online — Online Hash Generator (MD5, SHA1, SHA256, …)
• Draw IO — Online Diagram Tool (free)
• Gliffy — Online Diagram Tool
• Lucid Charts — Online Diagram Tool
• JSON Generator — Online JSON Test Data Generator
• Show My Code — Java Online Decompiler for Single Class Files
• http://www.asciitohex.com — ASCII to HEX Online Converter
• Github Markdown Editor — Online Markdown Editor
• Dillinger — Online Markdown Editor
• ASCII Draw — Online ASCII Art Editor
• GeoJSON — GeoJSON Specs
• GeoJSON Validator — Online Validator
• Snaggy — Image Paste Bin
• http://colorbrewer2.org — ColorBrewer2
• http://www.freeformatter.com — Free Formatter (f. e. JSON to XML)
• https://revealjs.com — Javascript Presentation Library
• https://www.kodeshot.net — Making Screenshots from Code
• https://regex101.com — Regex Onlinen Tool

• Icons8
• DeviantArt