Open-source tools — Notes

12 match your filters — 12 of them answered our check today.

Watching this group for 20 days · how we check

This week5 new arrivals

Second Brain for AI v2

Live

An open-source, self-hosted memory layer that links related facts across Claude, ChatGPT, Cursor and Codex via MCP. Built for developers comfortable self-hosting on Cloudflare, not a plug-and-play tool.

Open sourceSelf-hosted
What to know▼
How it works
A memory layer that remembers projects, people, decisions and preferences across Claude, ChatGPT, Cursor, Codex and any MCP client, automatically linking related memories and following those connections during recall.
What's different
Open source and self-hosted in your own Cloudflare account, and distinguishes settled decisions from drafts/stale context.
Best for
Developers comfortable self-hosting on Cloudflare who want a shared memory layer across multiple AI tools.

Watched for 15 days · last checked today

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bpad

Live

An open-source encrypted note-taking PWA that encrypts notes client-side before sync, for people who want their notes unreadable to the server even in the cloud.

Works offlineData stays with youOpen source
What to know▼
How it works
Notes encrypted in-browser with Argon2id + AES-256-GCM before leaving the device; only ciphertext reaches the server.
What's different
Works offline across devices while staying private.

Watched for 2 days · last checked 1d ago

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Graphite

Live

A local-first, self-hostable, open-source notes app with semantic search, autonomous research agents, and voice notes, where data never leaves the user's machine unless they choose to share it.

Works offlineData stays with youOpen sourceSelf-hosted
What to know▼
How it works
Stores notes locally and adds semantic search, ReAct agents, cited deep research, voice notes, and financial analysis on top, all self-hosted and MIT licensed.
Best for
Technical users who want an AI-augmented notes app without sending their data to the cloud.
Watch out
Requires self-hosting, so it needs technical setup compared to a hosted notes app.

Watched for 7 days · last checked 6d ago

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Pulse

Live

An open-source AI revenue-ops copilot for sales and RevOps teams that turns pasted meeting notes into HubSpot updates, drafts follow-up emails, syncs Google Calendar context, and posts summaries to Slack, without writing to CRM or sending anything without approval.

No sign-upOpen source
What to know▼
How it works
Maps meeting notes to your HubSpot schema (deal stage, amount, custom properties, next steps) and drafts Gmail follow-ups.
Pricing
Browser demo needs no signup; source is open and self-hostable.
Best for
Sales and RevOps teams on HubSpot who want notes turned into CRM updates automatically.
Watch out
Nothing writes to CRM or sends without your approval, per the product's own description.

Watched for 7 days · last checked 5d ago

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Humla

Live

A Mac app that records and transcribes meetings entirely on-device, no bot joins the call. Free and open source, with optional cloud or self-hosted sync for teams.

FreeWorks offlineOpen sourceNo tracking
What to know▼
How it works
Records mic and call audio directly through macOS with no bot joining the meeting, then transcribes, labels speakers, and writes a summary that fuses your notes with the transcript. Runs fully on-device using Whisper on Apple Silicon, or with your own AI key.
What's different
No bot joins the call, and it can run entirely on-device with local SQLite storage and no telemetry.
Pricing
Free and MIT-licensed, with optional paid team sync via Humla Cloud or self-hosting.
Best for
Mac users who want private, on-device meeting transcription without a bot joining their calls.

Watched for 13 days · last checked 7d ago

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Joplin

Live

Open-source notes and to-do app with end-to-end encrypted sync and offline access, aimed at privacy-conscious users generally rather than developers specifically.

Works offlineOpen source
What to know▼
How it works
An open-source note-taking and task management app with rich notes, to-dos, notebooks, and multimedia documents.
What's different
End-to-end encryption, offline-first access, Markdown support, OCR search, and cross-platform sync while keeping full control of your data.
Best for
Privacy-conscious users who want productivity features without giving up control of their data.

Watched for 14 days · last checked 2d ago

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Atomic

Live

A hosted, open-source knowledge base that auto-tags and semantically links your notes, writes cited wikis, and runs scheduled research reports using AI; Markdown export anytime, 14-day trial (not free).

Domain registered 4 months ago

Open sourceCan export my data
What to know▼
How it works
An open-source, hosted knowledge base that auto-tags your notes, links them semantically, writes cited wikis, and runs research reports on a schedule.
What's different
Auto-tagging and semantic linking happen automatically rather than requiring manual organization.
Pricing
14-day trial, no card required; not stated as free after the trial.
Best for
People who want a self-organizing notes system and can export to Markdown at any time if they leave.

Watched for 14 days · last checked 8d ago

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Weavestream

Live

Gives MSPs self-hosted IT documentation instead of paying for IT Glue or Hudu licenses.

FreeData stays with youOpen sourceSelf-hosted

Watched for 1 day · last checked 1d ago

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Kassinão

Live

Self-hosted Discord bot that records calls per speaker and turns them into transcripts, meeting notes, and action items, queryable in Discord or via MCP, for teams and developers wanting private, searchable meeting memory, instead of manual note-taking or cloud recorder services.

FreeOpen sourceSelf-hosted
What to know▼
How it works
Discord bot that records each speaker's audio track during calls, then generates named transcripts, meeting notes, decisions, and action items; queryable inside Discord or via an MCP-capable AI assistant. Self-hosted, AGPL open source.
Pricing
Free.

Watched for 11 days · last checked 8d ago

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ICTDesk

Live

An open-source live chat platform with an AI chatbot that auto-answers common visitor questions and a shared team inbox, aimed at customer support teams wanting to cut repetitive workload.

Open source
What to know▼
How it works
An open-source live chat platform where an AI chatbot crawls your website to build a knowledge base and auto-answers common visitor questions, backed by WebSocket-powered real-time chat, a shared team inbox, and real-time visitor intelligence (device, browser, location, page and conversation history).
What's different
Open source and self-hostable, combining AI auto-replies with full visitor intelligence in one tool rather than separate live-chat and analytics products.
Best for
Customer support teams who want to cut repetitive question volume with an AI chatbot while keeping a shared inbox for complex cases.

Watched for 18 days · last checked 11d ago

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CoolDesk

Live

A Raycast-style launchbar that groups your tabs, apps, links and notes into project workspaces instead of one generic list, for people juggling several projects through their full lifecycle.

Domain registered 11 months ago

No sign-upOpen source
What to know▼
How it works
A launchbar for browser and desktop that organizes tabs, apps, links and notes into project workspaces, with AI Spotlight Search to jump to anything instantly.
What's different
Organizes around project lifecycle rather than being a generic launcher like Raycast, and pulls native desktop apps into the same workspaces via a companion app.
Best for
People juggling several projects who want their tabs, apps and notes grouped by project instead of scattered.

Watched for 13 days · last checked 7d ago

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BokeBox

Live

Self-hosted tool that turns videos, links, articles and notes into private AI podcasts with a custom host voice.

Open sourceSelf-hosted
What to know▼
How it works
Turns videos, links, articles, and notes into private AI podcasts with a custom host persona and voice, MCP support for agents, and pluggable sources.
Pricing
Self-hosted, open source (LGPL-3.0), Docker-ready.

Watched for 3 days · last checked 2d ago

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