A self-hosted Todoist alternative with AI brain-dump to tasks
A homelabber had their AI assistant build a web to-do app, then grew it into nia-todo. It has projects, recurring tasks, reminders, sharing, an Android app and offline mode. Its BrainDump feature turns speech into text with Whisper, and a small AI agent turns that text into tasks filed under existing projects.
Setup steps
- Install nia-todo from its Docker image or Debian package
- Create users and shared projects (for example, a household list)
- Set up Whisper for speech-to-text
- Connect a small AI agent that turns a brain dump into tasks
- Use BrainDump: speak, then review the tasks it filed
Steps summarized from the original Blog source ↗. Use “Copy” to grab them with the tools and source link, or copy an AI prompt.
How it went
With the BrainDump feature, the writer replaced Todoist for good and cancelled Pro. They share to-dos and shopping lists with someone in their household in the same app.
Worth knowing
It began as a one-evening vibe-coding request and grew over weeks into a project that 'has taken quite a bit of my time'.
Only what the original source ↗ says, re-read Oct 25, 2026. How we write these
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Help me set up this automation using nia-todo (open source) + Whisper + an OpenClaw AI agent: "A self-hosted Todoist alternative with AI brain-dump to tasks". Goal: replace Todoist. How it should work: - Trigger: You speak a brain dump - Then: Whisper turns speech into text - Then: An AI agent splits it into tasks - Then: Files them into existing projects - Result: Tasks with projects and due dates Setup steps (summarized from the original source): 1. Install nia-todo from its Docker image or Debian package 2. Create users and shared projects (for example, a household list) 3. Set up Whisper for speech-to-text 4. Connect a small AI agent that turns a brain dump into tasks 5. Use BrainDump: speak, then review the tasks it filed Guide me one step at a time. Ask me for anything you need (accounts, sheet or channel names) before you start. Safety rules: - Build and test with sample data first, and show me a sample result before anything goes live. - Keep anything that goes to other people (emails, posts, replies, record updates) as drafts for my review until I say otherwise. - Never send, post, buy, pay, delete or change records without my approval. - Tell me about any cost (paid plans, API usage) before I'd incur it, and help me set a spending limit. - Keep API keys and passwords out of shared docs and chats. - Privacy: Runs on your own server; where speech and text go depends on the Whisper setup and AI model you use. Based on: https://homelabdiary.dev/en/blog/2026-may-june-homelab-recap/
From the source

Tool names link to each official site (opens in a new tab).
Running cost: Not reported Free open-source app; the writer doesn't say which model runs BrainDump or what it costs. Self-hosted How we sort costs
Replace an app: AI bots that replace Todoist
App vs bot, side by side
| Old app / habit | Bot | |
|---|---|---|
| Tool | Todoist | Self-hosted nia-todo + Whisper speech-to-text + an AI agent that files tasks |
| Monthly cost | Todoist Pro (amount not reported) | Not reported |
| Setup | None (already in use) | Not reported · Advanced |
| Your time | Baseline | Not reported |
| Maintenance | Handled by vendor/you as before | Self-host updates from the project's releases; version 3.0 was in progress when written. |
| Privacy | Data stays with the app vendor | Runs on your own server; where speech and text go depends on the Whisper setup and AI model you use. |
Full comparison
| Replaces | Todoist |
|---|---|
| Bot / agent stack | Self-hosted nia-todo + Whisper speech-to-text + an AI agent that files tasks |
| Monthly cost before | Todoist Pro (amount not reported) |
| Monthly cost after | Not reported |
| Setup time | Not reported |
| Time saved | Not reported |
| Skill level | Advanced |
| Reliability | 3/5: firsthand switch with a published, working app; no usage period or figures, and it is a one-person project. |
| Maintenance | Self-host updates from the project's releases; version 3.0 was in progress when written. |
| Privacy & data | Runs on your own server; where speech and text go depends on the Whisper setup and AI model you use. |
| Best for | Self-hosters who want shared to-dos and voice capture |
| Not for | People who want a polished, supported task app |
Pros and cons
Pros
- Talk, and get tasks filed in the right projects
- Shared projects and lists for a household
- PWA, Android and Windows apps; OIDC and passkeys
Cons
- Vibe-coded, one-person project
- You host and secure it yourself
Source and evidence
First-person homelab diary (Jul 2026): the writer says BrainDump is what let them replace Todoist for good and cancel Pro. It is a vibe-coded project, now at version 2.12.2. No usage figures.
Read the original Blog source ↗
“Not reported” means the source doesn't say. We never fill gaps with guesses. Numbers marked “per author” or “vendor claim” are the source's own and weren't independently tested. Source last checked Oct 25, 2026.
Our rating is an editorial opinion based on the public source above, not lab testing. Spot an error? Request a correction.
Plain-text summary (for search and AI assistants)
A self-hosted Todoist alternative with AI brain-dump to tasks. Replaces Todoist with Self-hosted nia-todo + Whisper speech-to-text + an AI agent that files tasks. Cost before: Todoist Pro (amount not reported). Cost after: Not reported. Setup: Not reported, Advanced. Time saved: Not reported. Reliability 3/5: 3/5: firsthand switch with a published, working app; no usage period or figures, and it is a one-person project. Best for: Self-hosters who want shared to-dos and voice capture. Not for: People who want a polished, supported task app. How it went (per source): With the BrainDump feature, the writer replaced Todoist for good and cancelled Pro. They share to-dos and shopping lists with someone in their household in the same app. Worth knowing: It began as a one-evening vibe-coding request and grew over weeks into a project that 'has taken quite a bit of my time'. Source: https://homelabdiary.dev/en/blog/2026-may-june-homelab-recap/
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