Gantt chart makerfrom plain language, free.
/ Example
(01)Prompt: A six-week website redesign with research, design, build and launch
gantt
title Website redesign, six weeks
dateFormat YYYY-MM-DD
axisFormat %d %b
excludes weekends
section Research
Stakeholder interviews :done, r1, 2026-01-05, 4d
Analytics and heatmaps :done, r2, 2026-01-05, 5d
User interviews :done, r3, after r1, 4d
Findings report :milestone, m1, after r3, 0d
section Design
Information architecture :active, d1, after r3, 4d
Wireframes :d2, after d1, 5d
Visual design :d3, after d2, 6d
User testing :d4, after d2, 4d
Design sign-off :milestone, m2, after d3, 0d
section Build
Component library :b1, after d2, 6d
Page templates :b2, after d3, 6d
Content migration :b3, after d3, 5d
Accessibility and QA :crit, b4, after b2, 4d
section Launch
Redirects and SEO checks :crit, l1, after b3, 2d
Go live :milestone, crit, l2, after b4, 0d
Post-launch fixes :l3, after l2, 3d
/ Good for
(02)- Project and release schedules
- Sprint and milestone planning
- Showing task dependencies on a calendar
(03)
drop something in
1text, notes, whatever
it turns into a diagram
2usually in a few seconds
tweak it if you want
3export it and move on
/ Other diagram types
(04)- FlowchartSign-up, checkout and approval flows
- Sequence DiagramAPI requests across services
- Class DiagramObject-oriented designs and domain models
- State DiagramOrder and ticket lifecycles
- ER DiagramDatabase schema design
- User JourneyOnboarding and first-run experiences
- Pie ChartBudget and cost breakdowns
- Git GraphExplaining a branching strategy
- Mind MapBrainstorming and planning
- TimelineProduct and company history
- Requirement DiagramTracing requirements to components
- Quadrant ChartEffort and impact prioritisation
- C4 DiagramSystem context for new team members
- Sankey DiagramBudget and money flows
- XY ChartMonthly sales or sign-ups
- Block DiagramHigh-level system overviews
- Packet DiagramProtocol and file format documentation
- Kanban BoardSprint snapshots in a README or doc
- Architecture DiagramCloud infrastructure overviews
- Radar ChartComparing products or frameworks
- TreemapBudgets broken down by department
- Ishikawa DiagramRoot cause analysis after an incident
- Venn DiagramComparing products or roles
- Tree ViewProject folder layouts in a README