Read the blog
Hands-on notes on cloud and AI, and building software with AI — plus honest reflections on focus, learning, and personal growth.
FocusLock for Windows · free during early access →
Notes and tools for a
Notes and tools for a
more focused you.
Hands-on notes on cloud and AI, and calm, private apps that help you focus on one thing and grow a little every day.
Use the apps
Small, private tools that help you focus on one thing, learn faster, and grow habits that last.
🎯 Featured app
FocusLock: study one thing.
One objective, one screen, one study browser. FocusLock keeps you on your learning material and shows how your focus grows, week by week.
Real FocusLock screens with sample data.
Four promises, in every post and app
The same values guide everything here, from the first sketch to the latest release.
🎯
One thing at a time
Less noise and switching, so your attention goes where you choose.
🧪
Tried for real
Every note comes from hands-on work, with the code and the gotchas included.
🔒
Private by design
No cookies or ads. App data stays on your device.
🌱
Encouraging, never punishing
Progress is celebrated. Missed days pause your journey; they never reset it.
Community
Built with you, in the open
Suggest features, vote for what matters most, and share how the apps work for you. The most-wanted ideas get built first.
5ideas on the board
0community votes
0published reviews
0cookies, ads, or accounts
🔥 Top ideas right now
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0votes
Remind me of planned focus blocks even when FocusLock is closed
Today, reminders for planned focus blocks appear only while FocusLock is running. A Windows notification at the planned time, even when the app is closed, would make the planner dependable.
PlannedImportant
prasroy5 Oct 2026
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0votes
See how my study time splits across learning platforms
Show, per week, how much focused time went to each learning platform and site (for example Microsoft Learn, AWS Skill Builder, Coursera), recorded only as domains and only on this PC.
PlannedImportant
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0votes
Offline ambient sounds (brown noise, rain, cafe)
Built-in ambient sounds that play offline, with no music account, started from the timer bar.
Under reviewNice to have
Posting needs a free GitHub account. Prefer email? Contact me and I'll add your idea.
Hi, I'm Prasenjit Roy
I'm a cloud and AI engineer. Reflect & Build started with one personal goal: to study without distraction. Here I write down what I learn, and build the tools I wish I'd had, starting with FocusLock.
Have a question or a big idea?
Need help with an app, want to discuss a post, or want to collaborate? I'd love to hear from you.