Unleash your potential.
Opal Labs is the flexible writing app that adapts to the way you think. Write in blocks, nest pages inside pages and publish in one click. No sign-up needed to try it.
Don’t take our word for it. Type.
- Insert any block/
- Heading# + space
- Bulleted list- + space
- Move a blockdrag ⋮⋮
- Bold the lineCtrl + B
- Split · mergeEnter · ⌫
Everything you need to spark brilliance.
- 01
Slash commands
Type / to drop in headings, to-dos, quotes, callouts, code, images, embeds or a live views chart.
- 02
Drag & drop
Grab any block by its handle and put it where it belongs. Markdown shortcuts turn into blocks as you type.
- 03
Pages in pages
Nest pages as deep as your thinking goes, with a sidebar tree and breadcrumbs to find your way back.
- 04
Publish & track
Flip one switch to share a clean, read-only page, then watch the views roll in.
- 05
Make it yours
Emoji icons, gradient covers, colours, light and dark themes, full-width pages and starter templates.
- 06
Keyboard first
Ctrl K jumps anywhere. Enter splits, Backspace merges, arrows glide between blocks.
Calm on the surface. Serious underneath.


One space for every part of your life.
Personal.
Organise your thoughts, jot down ideas or keep a daily journal, styled with colours, callouts and covers.
School.
A sub-page for every subject, lecture videos embedded next to your notes, assignments tracked with to-dos.
Work.
Project briefs and meeting notes your team can read on a public link, with a chart of who’s been reading.
How it’s made.
A full-stack product, not a mock-up: a typed React front end, a Go API and a Postgres database, tested end to end on every push. Guest mode runs the same app entirely in your browser.
- Interface
- Next.js · React · TypeScript
- Components
- Material UI · dnd-kit · Recharts
- Type
- Bricolage Grotesque · Instrument Serif · Inter
- Server
- Go · Gin · GORM
- Data
- PostgreSQL on Neon
- Identity
- Google OAuth · NextAuth · JWT
- Quality
- Playwright · Storybook · GitHub Actions
- Hosting
- Vercel · Render
It's your time to shine.
Free for personal use · Ready in seconds