← TESSATESSA License (freeware EULA)
TESSA END USER LICENSE AGREEMENT (FREEWARE)
Copyright (c) 2026 Adithyan Lalu. All rights reserved.
TESSA ("the Software") is free to download and use, but it is not open source.
By installing or using the Software you agree to these terms. If you do not
agree, do not install or use it.
1. WHAT YOU MAY DO
a. Install and use the Software on any number of computers you own or
control, free of charge, for personal, educational or commercial work.
b. Everything you create with the Software (your documents, PDFs, slides
and other output) belongs to you. The author claims no rights in it.
c. Share the official, unmodified installer for free, as long as you do not
charge for it and you keep this license with it. Linking to the official
download page is preferred.
2. WHAT YOU MAY NOT DO
Except where the law or a third-party license listed in section 4 expressly
allows it, you may not:
a. modify, adapt, translate or create derivative works of the Software;
b. reverse engineer, decompile, disassemble, extract or otherwise attempt to
obtain the Software's source code, or remove or bypass any protection
built into it;
c. sell, resell, rent, lease, lend, sublicense or otherwise charge money for
the Software, or include it in a product or service that is sold;
d. distribute modified copies, or publish the Software under another name;
e. remove or alter this license, the copyright notice, or the name and
branding of the Software or its author.
3. OWNERSHIP
The Software is licensed, not sold. The author keeps all rights, title and
interest in the Software, including its name "TESSA", its logo, its design
and its original code. These terms give you no right to use the name or
logo except to refer to the Software accurately.
4. THIRD-PARTY COMPONENTS
The Software includes open-source components (for example Electron,
Tectonic, Monaco Editor, PDF.js, KaTeX and PptxGenJS). Each of them is
provided under its own license, listed in THIRD_PARTY_NOTICES.txt. Nothing
in this agreement limits the rights those licenses give you for those
components.
5. UPDATES AND TERMINATION
The author may update or stop offering the Software at any time. This
license ends automatically if you break its terms; you must then delete
every copy you have.
6. NO WARRANTY
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. KEEP BACKUPS OF YOUR
WORK.
7. LIMITATION OF LIABILITY
TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE AUTHOR IS NOT LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL OR CONSEQUENTIAL DAMAGES, INCLUDING
LOSS OF DATA, ARISING FROM THE USE OF OR INABILITY TO USE THE SOFTWARE,
EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
8. GOVERNING LAW
This agreement is governed by the laws of India.
Contact: adhy092018@gmail.com