Mini-Diarium
An encrypted, local, cross-platform journaling app
Details
- External ID
- 47072863
- Source
- HN
- Company
- —
- Product
- Mini-Diarium
- Website domain
- github.com
- Launched
- Feb. 19, 2026
- Cohort
- —
- Upvotes
- 131
- Upvotes percentile
- 0.9164420485175202
- Tags
- —
- Fetched at
- Sept. 7, 2026, 9:25 p.m.
- Updated at
- Sept. 7, 2026, 9:25 p.m.
Enrichment
- Theme
- native desktop apps and utilities
- Vertical
- Horizontal
- Function
- Vertical SaaS
- Audience
- B2C
- AI stance
- Not AI
- Project type
- Hobby / open-source project
- Normalized one-liner
- encrypted local journaling app
- Manually corrected
- False
Could you build this?
Yes Mini-Diarium is a local client-side journaling app with client-side encryption (such as AES-GCM via Web Crypto) and local storage.
Discussion
20 comments analyzed.
Competitors mentioned: KeePass (password manager for journal storage), allmyjournals (encrypted journal app), Plain markdown files with git-remote-gcrypt, jump project (Bash + OpenSSL solution)
Concerns raised: Homebrew cryptosystem and key reuse vulnerabilities, Pain of setting up encrypted containers, Not mobile-friendly, App complexity vs. using better external editors with encrypted containers
Feature requests: Loop the animated GIF demonstration, Show main app experience instead of login screen in preview, Set up encrypted container automatically after installation
Competitors
Other products that read as similar to this one — 480 launches clear the similarity bar, closest 8 shown.
Attention rank: #53 of 481 (itself plus its competitors, highest first — normalized so YC and Product Hunt are compared fairly).
Launched 107 days after the earliest competitor.
- psstpsst · github · 2026-09-12 · 8 upvotes · similarity 0.64
- noterepo · github · 2026-09-29 · 36 upvotes · similarity 0.56
- Private blogging and journaling with a simulated audience · hn · 2025-12-26 · 48 upvotes · similarity 0.55
- Wisp. A peer-to-peer encrypted messenger with no trusted server · hn · 2026-07-29 · 5 upvotes · similarity 0.53
- Show HN : Dally · hn · 2026-07-15 · 5 upvotes · similarity 0.53
- snapdrop · github · 2026-09-14 · 17 upvotes · similarity 0.52
- Kant · github · 2026-09-20 · 10 upvotes · similarity 0.52
- 8cryptdo · github · 2026-09-26 · 11 upvotes · similarity 0.51
Other launches for this product
- No other launches for this product.
Same idea, different domain
Nobody's really built a vertical saas tool for Insurance yet.