OB
Obsidian
Best for: Personal knowledge base
Top PickFreeBest Value
Obsidian is a local-first Markdown editor that turns a folder of plain-text files into a powerful knowledge graph. Your notes never leave your machine unless you opt into Sync.
- Local Markdown storage — fully portable, no lock-in
- 1,800+ community plugins for tasks, kanban, calendars
- Graph view shows connections between every note
Free tier: Listed as free — verify limitsPricing: Free / $10/mo Sync
CO
Coda
Best for: Docs & spreadsheets hybrid
Best ValueFree
Coda blurs the line between documents and spreadsheets. Build interactive docs with tables, buttons, and automations — all without code. Teams use it for OKR tracking, meeting notes, and lightweight CRM.
- Docs-with-tables hybrid — no need to switch between apps
- Packs integration connects 600+ services like Slack, Jira, Figma
- Built-in automation with Coda AI and button triggers
Free tier: Listed as free — verify limitsPricing: Free / $10/mo Pro / $30/mo Team
AP
AppFlowy
Best for: Open-source Notion clone
FreeOpen SourceBest Value
AppFlowy is an open-source, self-hostable alternative to Notion. It offers databases, kanban boards, calendar views, and rich documents — all under your control.
- Open-source and self-hostable for maximum privacy
- Kanban, calendar, and grid database views built-in
- AI-powered writing assistant included
Free tier: Listed as free — verify limitsPricing: Free (self-host) / Cloud from $4/mo
AN
Anytype
Best for: Privacy-first knowledge management
FreeBest Value
Anytype is a local-first, encrypted knowledge management tool that stores everything on-device. It uses an object-based system similar to Notion's databases but with stronger privacy guarantees.
- End-to-end encrypted, local-first architecture
- Object-based system with relations, sets, and collections
- Offline-first — no internet required for full functionality
Free tier: Listed as free — verify limitsPricing: Free (local) / $5/mo Backup
CR
Craft
Best for: Apple ecosystem docs
Free
Craft is a beautifully designed document editor built for the Apple ecosystem. It combines writing, sharing, and light project management in a native macOS/iOS experience.
- Native macOS/iOS app with exceptional design polish
- Cards-based blocks that nest and link like a personal wiki
- Cross-device sync via iCloud
Free tier: Listed as free — verify limitsPricing: Free / $5/mo Pro / $7.50/mo Team
SL
Slab
Best for: Team knowledge base
For TeamsBest ValueFree
Slab is a knowledge base and wiki for teams that values structure and searchability. It combines a clean editor with organizational features like categories, analytics, and rich integrations.
- Powerful search with AI-enhanced results and topic discovery
- Rich integrations with Slack, GitHub, Zendesk, and more
- Post analytics — see what your team actually reads
Free tier: Listed as free — verify limitsPricing: Free / $6.67/mo Business / $12.50/mo Enterprise