Reference

Feature Support Matrix

Feature	Status	Notes
Workflow name	✅	Max 255 characters
Jobs / Steps	✅	Parallel and sequential execution
triggers: push	✅	branches, tags, paths, paths-ignore
triggers: change_request	✅	PR events
triggers: schedule	✅	Cron schedule, UTC-based
triggers: workflow_dispatch	✅	Manual execution
paths / paths-ignore	✅	Applies to `push` and `change_request` only
DAG (needs)	✅	Cycle detection, Fan-out/Fan-in
env (3-level merge)	✅	Priority: Step > Job > Workflow
Expressions (`${{ }}`)	✅	secrets, vars, env, collabops, steps
Job-level if	✅	Comparison, string functions, logical operators
uses / with (System Templates)	✅	Step-level `{owner}/{name}@{version}` format
include (Workspace Templates)	✅	Job-level `{workspace}/{repo}/{name}` format
services (Docker)	✅	Sugar format
Step outputs	✅	Written via `$COLLABOPS_OUTPUT`
Container image	✅	Per-step image specification
Phase metadata	✅	source, deps, build, test, security, deploy
System Templates	✅	22 built-in templates
Workspace Templates	✅	Job-level include for custom templates
failure()	✅	Execute cleanup or notification jobs after failure
working-directory	✅	Step-level working directory override
timeout-minutes	✅	Job-level and Step-level timeout
Step-level if	❌	Use Job-level `if` or `run` script as alternative
Matrix	❌	Planned for future release
cancelled()	❌

Features not supported in the current version and their alternatives.

Feature	Alternative
Matrix	Planned for future release. Currently, separate into individual Jobs
Step-level `if`	Use Job-level `if` or shell conditionals within `run`
`cancelled()`	Not supported
Workflow-level conditions	Use Job-level `if` as alternative
Workflow outputs	Not supported
Concurrency control	Not supported
Defaults	Not supported
Permissions	Not supported

Matrix — Parallel execution based on variable combinations, with exclude/include control

Advanced String Functions — matches(), format(), join(), toJSON(), fromJSON(), hashFiles()