AI TASK MANAGER GUIDE · VERIFIED 2026-09-30

Open source AI task managers: the honest landscape

Here is the truth upfront: none of the mainstream AI task managers — Motion, Reclaim, Lindy, Todoist, Taskade, kuse — is open source. Their AI scheduling engines are proprietary and their data lives on their servers. So what are people actually looking for when they search "open source AI task manager"? Usually one of three things: owning your data (self-hosting), not paying per seat, or the ability to wire their own LLM into a task tool. This page maps the real options for each — plus the closest the proprietary tools get.

Three reasons people want open source — and what serves each

Data ownership. Self-hosted tools like Vikunja or OpenProject keep tasks on your own server. None has native LLM scheduling yet, but both can pair with a local AI layer.
No per-seat pricing. OpenProject and Kanboard cover team task management at zero license cost; the trade is hosting and maintenance time.
Bring your own AI. The practical 2026 pattern: an open-source task board + your own API key (or a local model) for summarizing and breaking down tasks, via integrations or scripts.

Top picks

Taskade

collaborative workspaces with built-in AI agents

Best for: teams and creators who want tasks, notes, docs and AI agents in one shared workspace

Pricing (verified 2026-09-30)

Free	$0 (2 users, 6,000 one-time credits)
Pro	$10/mo (10 users, 50,000 credits/mo)
Business	$25/mo (unlimited users, 150,000 credits/mo)
Max	$100/mo (unlimited users, 400,000 credits/mo)

Free tier: Free plan: 2 users, 3 projects, 6,000 one-time AI credits

Key AI features

Taskade Genesis: generate working AI apps from prompts, hosted instantly
Always-on AI agents with persistent memory, trainable on your files
AI automations: scheduled multi-step workflows
Multi-agent teams across 15+ frontier models (GPT, Claude, DeepSeek)
Tasks, notes, docs, mind maps and video chat in one workspace

Pros

Most generous team pricing — Business includes unlimited users
Free plan genuinely includes AI credits
The widest AI surface: agents, automations, app generation

Cons

Feature breadth can overwhelm — onboarding takes longer than Todoist
Credit-based AI usage needs monitoring on heavy months
Weaker pure calendar scheduling than Motion or Reclaim

Visit Taskade ↗Pricing source ↗

Todoist

the fastest capture, now with AI

Best for: frictionless personal task capture with lightweight AI assistance

Pricing (verified 2026-09-30)

Beginner	$0 (5 personal projects)
Pro (annual)	$5/user/mo ($7 monthly)
Business (annual)	$8/user/mo ($10 monthly)

Free tier: Beginner plan: 5 personal projects, 3 filter views, 1-week activity history

Key AI features

AI Assistant: breaks tasks into subtasks and suggests deadlines
Ramble voice input: natural-language task capture in 38+ languages (Gemini-powered)
Classic natural-language quick add (dates, recurrences, priorities)
Weekly productivity insights and progress summaries

Pros

Lowest-friction capture in the category — quick add is still the benchmark
Cheap Pro tier with the AI assistant included
Cross-platform: every device, browser, email and calendar integration

Cons

No automatic day scheduling — it captures and organizes, it doesn't plan your calendar
AI is an assistant, not an autonomous planner
Pricing page was cookie-gated on verification day; prices per official Todoist pricing — confirm before updating

Visit Todoist ↗Pricing source ↗

The actually-open-source options

Vikunja

vikunja.io ↗

AGPLv3 · Self-hosted task and project management (list, kanban, Gantt, table). Free to self-host with no user limit; paid cloud from ~€4/mo. No built-in LLM scheduling — pair with your own model via API.

OpenProject

www.openproject.org ↗

GPLv3 (community edition) · Team-oriented project management with tasks, timelines and Gantt. Community edition free to self-host; Enterprise add-ons paid. AI features are roadmap-stage, not core.

Kanboard

kanboard.org ↗

MIT · Minimalist kanban board, free forever, trivial to self-host. No AI of its own — a common base for DIY LLM integrations via its plugin API.

AppFlowy

appflowy.io ↗

AGPLv3 · Open-source Notion-style workspace with local-first storage and AI add-on support (bring your own key). Tasks live inside docs rather than a dedicated task engine.

Bottom line

Bottom line: if "open source" is a hard requirement, use Vikunja or OpenProject and add your own AI layer — no mainstream AI task manager is open source today. If it is a preference driven by privacy or cost, weigh Taskade or Todoist first: closed source, but far more AI capability out of the box.

Frequently asked questions

Is there any open source AI task manager?

Not with built-in AI scheduling comparable to Motion or Reclaim. Open-source task managers like Vikunja, OpenProject and Kanboard handle tasks well; the "AI" part is typically added by pairing them with your own LLM via API or plugins.

What is the best self-hosted alternative to Motion?

For self-hosting, OpenProject (team-oriented) or Vikunja (personal/lightweight). Neither auto-schedules with AI the way Motion does — you trade that capability for data ownership.

Can I use my own API key with a task manager?

Yes — the common pattern is an open-source board (or Todoist via its API) plus your own LLM key for summarization and task breakdown. It requires setup effort but keeps data and model choice under your control.