Chilkat Library for Ruby

Windows Downloads

If using Ruby 4.0 install directly from RubyGems.org:

gem install chilkat

Alternative Manual Install Instructions

v11.6.1 • 19-Sep-2026 • sha256: eeed74b446e839b931736618d78b6dfc33f0b4cf48d04108b1ffddb635c10d3a 64-bit Windows Ruby 4.0.*

v11.6.1 • 19-Sep-2026 • sha256: 8c7753a3abcad2185ededf6acc35336fcf4e8c18546dc9e22f8c04cbcce104be 64-bit Windows Ruby 3.4.*

v11.6.1 • 19-Sep-2026 • sha256: e2f4c1fa1d66620f34fe19d2f74d7350c55bb0bca16f39a3730a5afd39316a7b 64-bit Windows Ruby 3.3.*

Manual Install Instructions

These instructions apply only if the Chilkat library is downloaded and installed manually (not from RubyGems.org).

1. Download and extract to any directory. For example:

   tar xvfz chilkat-linux-x86_64-ruby-3.3.gem.tar.gz

2. Install using RubyGems. For example:

   gem install chilkat-x86_64-linux.gem

3. Use require 'chilkat' in Ruby scripts:

       require 'rubygems'
       require 'chilkat'
       
       # It should now be possible to instantiate and use Chilkat objects:
       mailman = Chilkat::CkMailMan.new()
       print mailman.version() + "\n"
   

MacOS Downloads

If using Ruby 4.0, install directly from RubyGems.org:

gem install chilkat

Alternative Manual Install Instructions

v11.6.1 • 19-Sep-2026 • sha256: 3ee81135af99501c8b12ab357aa41031727684367deb7542cb6455f60e64913d MacOS x86_64 Ruby 4.0.*

v11.6.1 • 19-Sep-2026 • sha256: 855283e82a0d722454c33c2e24cf3451e5a3740df85423358210ca875c0e2d76 MacOS arm64 Ruby 4.0.*

v11.6.1 • 19-Sep-2026 • sha256: b0d743d0c34e5d6c5f505cd0a671ce6d80bd98a84c6445514f96c7c0b25c3798 MacOS x86_64 Ruby 3.4.*

v11.6.1 • 19-Sep-2026 • sha256: 3ee399fd8ed7ce382c2cb9b85a24dcf0bd3a82bb3b6ad95af6b4a9ae08dcf26d MacOS arm64 Ruby 3.4.*

v11.6.1 • 19-Sep-2026 • sha256: e192bda5a37bae22388fcbc195b08fc65fdbb416340a443a73eda678e554a017 MacOS x86_64 Ruby 3.3.*

v11.6.1 • 19-Sep-2026 • sha256: 710ebeb0a80e08287848b2383683508f02de4dfda75e4810904b67a8ddcad59e MacOS arm64 Ruby 3.3.*

Linux Downloads

If using Ruby 4.0, install directly from RubyGems.org:

gem install chilkat

Alternative Manual Install Instructions

v11.6.1 • 19-Sep-2026 • sha256: e39ef091716e4195547e1165aa37a0f79dc41cdc2946fd37f6840d11c3e2da0e 64-bit Linux Ruby 4.0.*

v11.6.1 • 19-Sep-2026 • sha256: 1d30a473ed3607c4d06b71d30ab22f688b7bcd5ddf0136e17e86b16f5d777bac arm64 Linux Ruby 4.0.*

v11.6.1 • 19-Sep-2026 • sha256: ae6381f78ebb0995897a88e412969d9ba6133bee05d5003156f7008deef57212 armv7l Linux Ruby 4.0.*

v11.6.1 • 19-Sep-2026 • sha256: 904c6c8238642fab63a33f7a7f565ff5f9b43a8557a7d5a3db93c9bb42af2fab 64-bit Linux Ruby 3.4.*

v11.6.1 • 19-Sep-2026 • sha256: 50c0d5432db74f2f3901fa310da3033bf95804b1e2a85964a32b2764afaee8c7 arm64 Linux Ruby 3.4.*

v11.6.1 • 19-Sep-2026 • sha256: 389821d2c2ddff2ea91244db96a19f311245a6fcb899bc44e4f490528c38c9f3 armv7l Linux Ruby 3.4.*

v11.6.1 • 19-Sep-2026 • sha256: 4ff3ce2b6647c4965daad5683dcefd892ef15b1d617842b9300a7174cada8968 64-bit Linux Ruby 3.3.*

v11.6.1 • 19-Sep-2026 • sha256: 6ea01ffef6895a979521d63dee9e97b68e9cfa1c9100fa785f942c9bd14d5c97 32-bit Linux Ruby 3.3.*

v11.6.1 • 19-Sep-2026 • sha256: 57b2d518ce78161ce6089a7b3d94fce43eac624193bfe442343fe254ccca24f8 arm64 Linux Ruby 3.3.*

v11.6.1 • 19-Sep-2026 • sha256: ec613f6ea332a6547ced49b11894e847df5fc36bf7c35a70978ffa722baaf751 armv7l Linux Ruby 3.3.*

Alpine Linux Downloads

If using Ruby 3.3, install directly from RubyGems.org:

gem install chilkat

Alternative Manual Install Instructions

v11.6.1 • 19-Sep-2026 • sha256: b6e157ff12b8bbaa25b10bfd03aa8491cafa835948fbc0f205db93ababca696d 64-bit Alpine Linux Ruby 3.3.*

v11.6.1 • 19-Sep-2026 • sha256: 1b62c5d4b44c93686130fd25f2c6ab17485050ce7c92a5c3ed1bd8da72627269 32-bit Alpine Linux Ruby 3.3.*

v11.6.1 • 19-Sep-2026 • sha256: 889425b53f7f63bbbb0a6f6fb0499b647472d91308a9082c5ebcd58eda74a848 arm64 Alpine Linux Ruby 3.3.*

v11.6.1 • 19-Sep-2026 • sha256: 0a6d2766bbd52dfca4534766af230eac425f75c1463d7ba9d5c5dd1d461be0a5 armv7l Alpine Linux Ruby 3.3.*

Ruby Examples

Chilkat Ruby example programs.

Reference Documentation

Chilkat Ruby API Reference Documentation

Release Notes

The latest release notes are located here on the Chilkat blog.