Collaborative documentation

• Hackpad (cloud-based word processing)
• Google Drive (cloud-base spreadsheet)
• Draw.io (Flowchart/diagram-making tool. It can be connected to Google Drive, Dropbox, Device or browser)

Data cleaning

• OpenRefine (Tutorials and documentation are availablehere)

Translation

• Transifex

RSS news feeds

• WordPress RSS Importer (WordPress plugin)

Web scraping

• Kimono Lab.com
• Import.io

Web app automation

• IFTTT
• Zapier

Visualization and infographics

• Chart suggestion - a thought-starter (What would you like to show? relationship, comparison, composition, or distribution?)
• Information is Beautiful (Inspirations on ideas, issues, knowledge, data — visualized!)
• Piktochart
• Infogr.am
• Datawrapper
• Tableau Public
• CartoDB
• D3: Data Driven Documentation (JavaScript library for producing dynamic, interactive data visualizations in web browsers)
• Google Fusion Table (Fusion Tables is an experimental data visualization web application to gather, visualize, and share data tables.)
• XMind (tree diagramming, like for the taxonomy)

Interactive tutorials

• Amberjack
• USAblica.github.io
• Powtoon (making short animated videos)
• CamStudio (making videos by capturing on-screen activity and audio)