Shortcuts
Application to assign hot keys to contextual menu items.
Documentation
Macworld review
Download Link:
    Shortcuts.app.zip (v. 2.1, 64-bit only, requires macOS 10.13 or higher)

OnMyCommand
Contextual menu items and droplets executing Unix commands and scripts.
Hundreds of commands submitted by users are available online. It's like having hundreds of different contextual menu plug-ins to choose from!
The most powerful and most advanced of all contextual menu plug-ins developed by Abracode.

Download Link:
    OMC 4.0 is open source now at github (v. 4.0, codesigned and notarized, 64-bit only, no installer, requires Mac OS 10.13 or higher, compatibile with macOS 10.15 Catalina)
    Older OMC.zip (v. 3.2, requires Mac OS 10.6 or higher)

Resources:

• Command description format manual
• Online archive of user submitted commands
• OMC mailing list
• Request a feature or submit a bug
  
• Command droplets
• Tutorials:
• New Empty File (beginner)
• Temperature Converter (advanced)
• Cocoa Temperature Converter (advanced)
• OMCEdit - command editor
  
• Scripting Reference:
• Advanced Bash-Scripting Guide
• Shell Command Language
• AppleScript Language Guide
• Perl 5 Reference Guide
• Perl Documentation
• PHP Documentation

QuickAccessCM
Contextual menu plug-in for easy access to frequently used folders, documents and applications.
The most popular of all contextual menu plug-ins developed by Abracode.
Screenshots
Download Link:
    QuickAccessCM.dmg.gz

ClipMasterCM
Contextual menu plug-in for for saving multiple clipboards for later access via contextual menu. Now freeware.

Screenshots
Download Link:
    ClipMasterCM.dmg.gz

FileUtilsCM
CM plug-in for setting different file or folder attributes.
Screenshots
Download Link:
    FileUtilsCM.dmg.gz (requires Mac OS 10.4 or higher)

GrimRipperCM
Simple contextual menu utility for ripping off the resource fork. Very handy to get rid of resource forks in pictures or Word documents. Useful for mailing data fork only to Windows recipients (and save those poor souls a stress that the unknown resource fork attachment is a yet another virus).
Screenshots
Download Link:
    GrimRipperCM.dmg.gz

InternetLocationCM
CM helper for Internet Location files. Using this module you can create a new Internet Location file on desktop with URL in clipboard or copy a URL from Internet Location file to clipboard.
Screenshots
Download Link:
    InternetLocationCM.dmg.gz

BinJugglerCM
CM plug-in for encoding and decoding MacBinary III files.
Screenshots
Download Link:
    BinJugglerCM.dmg.gz

Contextual Menu Workshop Sources
For developers only.

User Requests