Compare software

Piga vs Org mode: catalog facts
Piga	Org mode
Free Free and open source under the Apache 2.0 licence.	Free Free and open source, with optional support through Liberapay.
Web, Self-hosted	Windows, macOS, Linux
Extensive keyboard shortcuts for editing lists Collapsible indented tasks and tags	Notes, tasks, agenda and documents in one plain text format Files are easy to sync and version control
Requires Java 11 and a database server Minimal documentation and a small user base	Requires GNU Emacs for the full feature set Steep learning curve for people new to Emacs
Self-hosted	Downloadable app
Open source	Open source
License: Apache-2.0	License: GPL-3.0
Account needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.