Monkasa: A Local Image Viewer for People Who Still Miss Picasa
Do you feel this too?
Modern photo apps keep getting heavier and more cloud-first, while many of us just want a fast, quiet local image viewer.
That is why I built Monkasa.
Monkasa is a lightweight, Picasa-inspired desktop image viewer with a simple goal:
- Open and browse instantly
- Keep local image navigation fast
- Stay clean and intuitive
Why This Project Exists
- The classic workflow still works best: folder tree + thumbnail grid + quick full-view navigation.
- Many modern tools have more features, but not always better usability for day-to-day browsing.
- I wanted an open-source alternative focused on practical viewing experience, not feature bloat.
Current Features
- Opens your home directory (
~/) by default - Left-side folder tree with expand/collapse
- Center thumbnail grid for quick scanning
- Top
⇵sort menu for name/time sorting ✔marker on the active sort mode- Double-click any thumbnail to enter full-window viewer mode
- Keyboard
← / →to move to previous/next image Escor click the black overlay background to exit viewer mode- SQLite-based thumbnail cache to avoid repeat decoding and speed up revisit performance
Who It Is For
- People with large local photo/image folders
- Users who prefer classic desktop browsing flow
- Anyone nostalgic for the Picasa-style experience
Runtime Requirements
- Cross-platform: Windows / macOS / Linux
- To run:
.NET 10 Runtime - To build/dev:
.NET 10 SDK
If You Want to Try or Contribute
If you also want a simple, fast, local-first image viewer, give Monkasa a try.
Open an issue for bugs, share feature ideas, and drop a star if you find it useful.