📋 Productivity Stack
Manage tasks, notes, and projects without monthly fees. Own your productivity tools.
The Productivity Stack stack replaces 4 subscription tools (Notion, Todoist, Trello, Slack) with free and open-source alternatives (Obsidian, Super Productivity, Planka, Signal). Together, these subscriptions cost $28.75/month — $345/year that stays in your pocket after switching. Each tool in this stack has been selected for reliability, active development, and feature parity with its subscription counterpart.
Cost Comparison
Current monthly cost
$28.75/mo
Current yearly cost
$345/yr
Estimated annual savings
$280
Calculate Your Savings
See how much you could save by replacing your entire subscription stack with these alternatives.
Open CalculatorReplace
Notion
$10/mo
Knowledge base with markdown, local-first
Replace
Todoist
$5/mo
Task management with time tracking, free
Replace
Slack
$8.75/mo
Secure messaging, free and open-source
Frequently Asked Questions
What is the Productivity Stack stack?
The Productivity Stack stack is a curated set of 4 free and open-source tools that replace subscription software. It replaces Notion, Todoist, Trello, Slack — saving approximately $280/year in subscription fees.
How much does the Productivity Stack stack save?
The subscription tools in this stack cost $28.75/month ($345/year). The free alternatives cost $0, saving you $280 annually. Over three years, that's $840.
Can I use just some of the tools in the Productivity Stack stack?
Absolutely. Each tool in the stack is independent — you can replace one subscription at a time. Start with the tool you use most, get comfortable with the alternative, then move to the next one.
Are the alternatives in the Productivity Stack stack really free?
Yes. All 4 alternatives (Obsidian, Super Productivity, Planka, Signal) are free or open-source. There are no hidden costs, no premium tiers, and no feature restrictions for the core functionality listed here.