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Task Master vs Spec Kit: catalog facts
Task Master	Spec Kit
Free Free to use; the AI model APIs it calls are billed by their providers.	Free Free and open source from GitHub.
Command line	Command line
Turns a PRD into an ordered task list for agents Works as an MCP server in Cursor, Windsurf, Roo and others	Structured spec-first workflow for AI agents Works with several coding agents through integrations
Needs API access to an AI model Adds planning overhead that small tasks may not need	Adds process overhead for small changes Still requires a separate AI coding agent
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.