Sessionic
Sessionic saves, manages, and restores browser sessions, windows, and tabs, with options to import and export sessions.
About Sessionic
Sessionic is an open source web extension for saving, managing, and restoring browser sessions, windows, and tabs. It can save sessions manually or automatically at a set time interval, and it supports importing and exporting sessions. The repository lists support for Firefox, Chrome, Edge, and Opera.
The project states a focus on performance and lower RAM usage, and it is licensed under AGPL-3.0. The repository lists compatibility with Session Buddy, OneTab, and Tab Session Manager. Installing from source requires cloning the repository and building it with pnpm, and the project has a roadmap and a localization effort on Weblate.
Key features
- Saves, manages, and restores sessions, windows, and tabs
- Imports and exports sessions
- Saves sessions automatically at a set time interval
- Filters tracked URLs using match patterns
- Adds tags to sessions
- Offers light and dark interface modes
Best for: Users who regularly reopen groups of tabs and windows and want an open source extension for saving and restoring them, including people comfortable building from source.
Good for
- Open source under the AGPL-3.0 license
- Lists compatibility with Session Buddy, OneTab, and Tab Session Manager
- States a focus on performance and lower RAM usage
Watch out for
- Installing from source requires Git and pnpm to clone and build the extension
Sessionic at a glance
- Category
- Software & Utilities › Browser Extensions
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Platforms
- Windows
- Open source
- Yes · Source code
- Language
- English
- Last checked
- Oct 6, 2026 · Online when checked
- Listed
- Oct 5, 2026
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Sessionic FAQ
Which browsers does Sessionic support?
The repository lists cross-browser support for Firefox, Chrome, Edge, and Opera.
Can Sessionic save sessions automatically?
Yes. The repository lists saving sessions automatically based on an interval.
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