Our own work
The Toolsivo name, logo, page designs, written content and the code that powers each tool were created for Toolsivo. Every tool is our own implementation built on standard web technologies (JavaScript, HTML Canvas and Web APIs) together with the open-source components listed below.
Open-source components
We are grateful to the open-source community. These are the main components we use, each under a permissive license that allows free use, including commercial use, provided the notices are kept:
| Component | Used for | License |
|---|---|---|
| Next.js & React | Website framework | MIT |
| PDF.js (Mozilla) | PDF page rendering and compression | Apache-2.0 |
| pdf-lib | Merge, split, rotate and create PDFs | MIT |
| Tesseract.js | Image to Text (OCR) engine | Apache-2.0 |
| Tesseract language data | OCR language models (downloaded at use) | Apache-2.0 |
| node-qrcode | QR code generation | MIT |
| music-metadata | Audio metadata reading | MIT |
| gifuct-js | GIF decoding | MIT |
| Terser | JavaScript minifier | BSD-2-Clause |
| sql-formatter | SQL formatting | MIT |
| jsQR | QR code reading | Apache-2.0 |
| Lucide | Interface icons | ISC |
| Plus Jakarta Sans | Interface font | SIL Open Font License 1.1 |
| JetBrains Mono | Code font | SIL Open Font License 1.1 |
The complete list of every bundled component — with its copyright notice and full license text — is available in third-party-licenses.txt.
Trademark notices
“QR Code” is a registered trademark of DENSO WAVE INCORPORATED.
Google, YouTube, Google AdSense and Google Analytics are trademarks of Google LLC. Facebook, Instagram and WhatsApp are trademarks of Meta Platforms, Inc. X is a trademark of X Corp. LinkedIn, Microsoft, Outlook, Excel, SQL Server and GitHub are trademarks of the Microsoft group of companies. Apple and Apple Mail are trademarks of Apple Inc. Pinterest is a trademark of Pinterest, Inc. PDF is a trademark of Adobe. UPI is a trademark of the National Payments Corporation of India. Oracle and MySQL are trademarks of Oracle Corporation. Amazon Web Services, AWS and Redshift are trademarks of Amazon.com, Inc. PostgreSQL, MariaDB, Snowflake, BigQuery, Apache Spark, IBM Db2, GitLab and Notion are trademarks of their respective owners. All other product names, logos and brands are the property of their respective owners.
These names are used only to describe which formats, sizes or platforms our tools work with. Toolsivo is an independent service and is not affiliated with, endorsed by or sponsored by any of these companies.
Report a concern
If you believe any content on Toolsivo infringes your copyright or trademark, please email toolsivo@gmail.com with details and we will review it promptly. See also our Terms and Conditions.
Email toolsivo@gmail.com or use our contact form. We usually reply within 1–2 business days.