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1. v13.4.0 Apr 14, 2026 · release notes

   Rake v13.4.0 adds multi-file TEST support, Pathname prerequisites, and verbose console output.

   └──▷ GET THIS VERSION

   copy

   $ git clone --branch v13.4.0 https://github.com/ruby/rake.git
   # already have the repo? check out this version:
   $ git checkout v13.4.0

   └──▷ TRY IT
   Run a specific subset of test files without editing your Rakefile — useful in CI to target only changed specs.
   copy

   $ TEST="test/foo_test.rb test/bar_test.rb" rake test

   • Supports multiple files in the TEST environment variable, enabling targeted test runs across several files at once.
   • Accepts Pathname objects as rule prerequisites, allowing richer file-dependency expressions in Rakefiles.
   • Adds verbose console output mode for more detailed task execution feedback.
   • Shows chdir option as a recognized command in help/documentation output.

   4 details in Everything

2. v13.3.0 May 30, 2025 · release notes

   Rake v13.3.0 adds pattern matching support for task arguments.

   └──▷ GET THIS VERSION

   copy

   $ git clone --branch v13.3.0 https://github.com/ruby/rake.git
   # already have the repo? check out this version:
   $ git checkout v13.3.0

3. v13.2.0 Apr 2, 2024 · release notes

   Rake v13.2.0 allows FileList objects as directory task targets.

   └──▷ GET THIS VERSION

   copy

   $ git clone --branch v13.2.0 https://github.com/ruby/rake.git
   # already have the repo? check out this version:
   $ git checkout v13.2.0

4. v13.1.0 Oct 28, 2023 · release notes

   Rake v13.1.0 adds support for #detailed_message on task failures and drops Ruby 2.2.

   └──▷ GET THIS VERSION

   copy

   $ git clone --branch v13.1.0 https://github.com/ruby/rake.git
   # already have the repo? check out this version:
   $ git checkout v13.1.0

   • Support #detailed_message when task failed to provide richer error context
   • Drop support for Ruby 2.2

   2 details in Everything

5. v13.0.4 Nov 17, 2022 · release notes

   Adds -C/--directory flag to change directory and support Symbol prerequisites in rule definitions

   └──▷ GET THIS VERSION

   copy

   $ git clone --branch v13.0.4 https://github.com/ruby/rake.git
   # already have the repo? check out this version:
   $ git checkout v13.0.4

   └──▷ USE IT
   Run rake tasks from a different directory without editing the Rakefile
   shell copy

   rake -C /path/to/project/asset compile

   Define rules using Symbol prerequisites for cleaner task graphs
   ruby copy

   rule .o => [:src] do |t| \n  sh "gcc -c #{t.source} -o #{t.name}" \nend

   • Adds the -C and --directory command-line options to change the working directory before running tasks
   • Allows rule to accept Symbols as prerequisite names

   2 details in Everything

6. v13.0.0.pre.1 Prerelease Nov 17, 2022 · release notes

   Rake v13.0.0.pre.1 introduces order-only dependencies for PackageTask directory omission.

   └──▷ GET THIS VERSION

   copy

   $ git clone --branch v13.0.0.pre.1 https://github.com/ruby/rake.git
   # already have the repo? check out this version:
   $ git checkout v13.0.0.pre.1

   └──▷ USE IT
   Define a task that runs after another but doesn't force a dependency on the file itself (order-only).
   ruby copy

   task :deploy => ['db:migrate'] # 'db:migrate' runs first, but ':deploy' does not depend on its output files.

   • PackageTask can now omit parent directories when packing files
   • Supports order-only dependencies in task definitions

   2 details in Everything

   └──▷ BREAKING ON UPGRADE

   • !Drops support for Ruby versions that are no longer tested.
7. v13.0.0 Nov 17, 2022 · release notes

   Rake v13 introduces order-only dependencies and PackageTask parent directory omission

   └──▷ GET THIS VERSION

   copy

   $ git clone --branch v13.0.0 https://github.com/ruby/rake.git
   # already have the repo? check out this version:
   $ git checkout v13.0.0

   • Enables PackageTask to omit parent directories when packing files, controlled by the new PackageTask#add_parent = false setting.

   1 detail in Everything

   └──▷ BREAKING ON UPGRADE

   • !Drops support for old Ruby versions no longer tested, requiring an upgrade to supported Ruby versions.
8. 13.0.0 Nov 17, 2022 · release notes

   Rake 13 introduces PackageTask directory omission and order-only dependencies

   • PackageTask now supports omitting the parent directory while packing files
   • Add support for order only dependency in task definitions

   2 details in Everything

   └──▷ BREAKING ON UPGRADE

   • !Drops support for Ruby versions older than 2.2; tasks may fail to run on older interpreters.
9. v12.3.2 Nov 17, 2022 · release notes

   Adds prereqs alias for the existing prerequisites task and improves multitask performance.

   └──▷ GET THIS VERSION

   copy

   $ git clone --branch v12.3.2 https://github.com/ruby/rake.git
   # already have the repo? check out this version:
   $ git checkout v12.3.2

10. v12.1.0 Nov 17, 2022 · release notes

    Rake v12.1.0 adds chained extensions and did you mean suggestions

    └──▷ GET THIS VERSION

    copy

    $ git clone --branch v12.1.0 https://github.com/ruby/rake.git
    # already have the repo? check out this version:
    $ git checkout v12.1.0

    • Adds support for chained extensions in file task rules (e.g. matching .foo.bar targets)

    1 detail in Everything

11. 12.1.0 Nov 17, 2022 · release notes

    Adds did_you_mean integration for invalid task suggestions

    • did_you_mean feature added to provide suggestions for invalid rake tasks.

    1 detail in Everything

12. v12.0.0.beta1 Prerelease Nov 17, 2022 · release notes

    Rake v12 beta drops Rubinius support, removes rake/contrib, and enforces prerequisites failure logic.

    └──▷ GET THIS VERSION

    copy

    $ git clone --branch v12.0.0.beta1 https://github.com/ruby/rake.git
    # already have the repo? check out this version:
    $ git checkout v12.0.0.beta1

    • rake/contrib has been removed
    • Tasks no longer run when their prerequisites fail

    2 details in Everything

    └──▷ BREAKING ON UPGRADE

    • !rake/contrib has been removed
13. v12.0.0 Nov 17, 2022 · release notes

    Rake v12.0.0 adds keyword argument support to Actions, Rake::TaskArguments key? alias, and verbose-only trace output.

    └──▷ GET THIS VERSION

    copy

    $ git clone --branch v12.0.0 https://github.com/ruby/rake.git
    # already have the repo? check out this version:
    $ git checkout v12.0.0

    • Actions now accept Ruby keyword arguments, enabling named parameter passing in task definitions
    • Adds Rake::TaskArguments#key? as an alias for has_key? to improve interface consistency
    • Extended test output on TestTask failures is now only displayed when the verbose or trace option is enabled

    3 details in Everything

    └──▷ BREAKING ON UPGRADE

    • !Drops support for Rubinius
    • !Removes the rake/contrib module entirely
14. v11.2.0 Nov 17, 2022 · release notes

    Adds xz compression support to PackageTask and spawn options for sh.

    └──▷ GET THIS VERSION

    copy

    $ git clone --branch v11.2.0 https://github.com/ruby/rake.git
    # already have the repo? check out this version:
    $ git checkout v11.2.0

    • PackageTask now supports xz compressed format in addition to existing formats
    • sh task gains a new :spawn_options option to control process spawning

    2 details in Everything

15. 10.1.0 Nov 17, 2022 · release notes

    Rake 10.1.0 adds variable-length task arguments via args.extras and custom app names in help

    • Adds args.extras to handle variable length task argument lists when more actual arguments are supplied than named arguments
    • Allows rake-based applications to display their own application name in the help banner instead of the hardcoded rake

    2 details in Everything

    └──▷ BREAKING ON UPGRADE

    • !Renames FileList#exclude? to FileList#exclude_from_list? which will break code calling the old method name
16. 0.9.3 Nov 17, 2022 · release notes

    Rake 0.9.3 adds multitask threading (-j/-m), rake/phony, programmatic rakelib loading, and trace output redirection.

    • Adds -j <threads> flag to limit the thread pool size for Multitask tasks
    • Adds -m flag to turn regular tasks into multitasks
    • Adds Rake.add_rakelib('dir') API in Rakefiles to programmatically add rake task libraries
    • Allows --suppress-backtrace to suppress backtrace patterns
    • Enables Directory tasks to take prerequisites and actions

    +4 more show less

    • Allows --backtrace=stdout and --trace=stdout to route output to standard output
    • Adds support for the optional phony target via require 'rake/phony'
    • Adds Task#clear_comment method to specifically clear comments
    • Adds -all option to force -T and -D to consider all tasks

    9 details in Everything

17. 0.9.0 Nov 17, 2022 · release notes

    Rake 0.9.0 adds the -W/--where flag for task locations and RAKEOPT environment variable support.

    └──▷ TRY IT
    Identify the exact file defining a task to debug namespace collisions or unexpected behavior.
    copy

    $ rake --where my_task

    Persist common CLI arguments (like verbose mode) across all sessions without typing them each time.
    shell copy

    export RAKEOPT='-v'
    rake my_task

    • Adds -W (or --where) CLI flag to show the source file where a task is defined
    • Supports reading default command-line arguments via the RAKEOPT environment variable
    • Moves Rake DSL commands from private Object methods to top-level Ruby main object

    3 details in Everything

    └──▷ BREAKING ON UPGRADE

    • !Removed Rake’s DSL methods from the top level scope; calling task :xyz in code now requires including Rake::DSL or using a Rake::DSL.environment block
    • !Rake::RDocTask is deprecated and removed; use RDoc::Task instead
    • !Rake::GemPackageTask is deprecated and removed; use Gem::PackageTask instead
18. 0.8.5 Nov 17, 2022 · release notes

    Rake 0.8.5 improves Windows sh semantics and handles executable extensions.

    • sh command now has the same semantics on Windows as Unix platforms.

    1 detail in Everything

19. 0.8.2 Nov 17, 2022 · release notes

    Rake 0.8.2 adds task object methods (clear, reenable) and dynamic terminal width sensing for -T output.

    └──▷ USE IT
    Re-run a task that has already executed in the current invocation without restarting Rake.
    shell copy

    rake 'task_name[re-run]' # where the Rakefile defines `task :task_name do |t| ... end` and code calls `t.reenable`

    Clear all prerequisites from a task to reset its dependency graph before execution.
    shell copy

    rake 'reset_task[force]' # where the Rakefile defines `task :reset_task do |t| t.clear_prerequisites; ... end`

    Force output width for task listings in scripts or CI environments by setting the environment variable.
    shell copy

    RAKE_COLUMNS=120 rake -T

    • Adds task.clear, task.clear_prerequisites, task.clear_actions, and task.reenable public methods to task objects.
    • The -T option now dynamically senses terminal size, using RAKE_COLUMNS when set, instead of truncating output.
    • Supports specifying default values for task arguments with the :with_defaults method.

    3 details in Everything

20. 0.8.0 Nov 17, 2022 · release notes

    Rake 0.8.0 adds task arguments via rake task[arg], explicit exit(n), and -D for full comments

    └──▷ TRY IT
    Pass a version string directly to a specific task in CI or release scripts
    copy

    $ rake release["0.8.0"]

    Define a task that accepts structured inputs for a deployment process
    text copy

    task :deploy, :region, :env do |t, args|
      puts "Deploying to #{args.region} in #{args.env}" if args.env
    end

    • Adds the ability to pass positional command-line arguments to tasks using syntax like rake task_name[arg1, arg2]
    • Allows task definitions to declare expected parameter names via extended declaration syntax (e.g., task :name, :first_name) and access them via the args object in the block
    • Enables explicit control of the process exit status using exit(n) calls within tasks

    3 details in Everything

21. 10.4.0 Nov 22, 2014 · release notes

    Rake 10.4.0 adds Pathname support, falsy dependency handling, and Rake::LATE constant.

    └──▷ TRY IT
    Force a rebuild of an output file when its source has been deleted.
    copy

    $ task(:output => Rake::LATE) { sh 'generate_output.sh' }

    Dynamically define tasks where the dependency list might be empty or false without causing errors.
    copy

    $ desc "Dynamic task"; task(:dynamic_task => falsy_value) { sh 'do_something' }

    Use Pathname objects in task definitions for better path handling.
    copy

    $ require 'pathname'; desc "Pathname task"; file(Pathname('output.txt') => ['input.txt']) { touch 'output.txt' }

    • Adds Rake::LATE constant to allow rebuilding of files that depend on deleted files
    • Enables programmatic task creation by ignoring falsy dependencies

    2 details in Everything