
LibreOffice
Microsoft 365
ONLYOFFICE
WPS Office
Zoho Docs
SoftMaker Office
SSuite Office
Apache OpenOffice is an open source, office document productivity suite.

Microsoft Office Excel
Google Sheets
DB Browser for SQLite
Modern CSV
LibreOffice
Airtable
Apache OpenOffice Calc
100% local, zero uploads. Process millions of rows entirely in your browser. The ultimate privacy-first toolkit for CSV, ecommerce, and marketing data.

Which is more popular?
Based on our record, Apache OpenOffice seems to be more popular. It has been mentioned 13 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | openoffice.org | dataprep.dev |
| Pricing | ||
| Platforms | — | |
| Company | Startup from the United States | Startup from the United States · 1 - 9 employees · 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Apache OpenOffice yet.
The Browser Data Toolkit for Privacy-Conscious Professionals dataprep.dev is a 100% local, pure-browser data processing engine designed to solve the biggest headaches in data preparation: Excel crashes and privacy risks. Powered by cutting-edge DuckDB-Wasm technology, our toolkit brings...
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Apache OpenOffice is recommended for users who need a straightforward, cost-free office software suite and do not require the most cutting-edge features or high-level collaboration tools. Additionally, it may be suitable for users who prioritize stability over frequent updates and those operating on older systems where lightweight software is preferred.
No analysis of dataprep.dev yet.
Walkthroughs and reviews on video.
Apache OpenOffice Review
Instant SQL on CSV in Browser (DuckDB-Wasm) - Zero Uploads
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Apache OpenOffice and dataprep.dev.
dataprep.dev's answer:
I was trying to clean up a massive, messy Shopify order export. Excel kept freezing, and I absolutely refused to upload sensitive customer emails to random online converters. I got so frustrated that I decided to stop complaining and build a local-first toolkit to solve my own workflow nightmare.
dataprep.dev's answer:
1, Indie hackers and solo founders. 2, Boutique digital marketing agencies. 3, Privacy-conscious data freelancers.
dataprep.dev's answer:
Most data tools force you to upload your CSVs to their servers. We don't. We compiled DuckDB into WebAssembly, meaning you get a blazing-fast, database-level engine running entirely inside your local browser tab. It's 100% private and works instantly.
dataprep.dev's answer:
If you try to open a 2GB CSV in Excel, it freezes and crashes. If you use Python Pandas, you have to write code and manage environments. dataprep.dev gives you the power of code (SQL queries, regex, merging 50 files) with a simple drag-and-drop UI, without ever freezing your computer.
dataprep.dev's answer:
E-commerce sellers flattening messy Shopify exports, performance marketers cleaning ad reports, and data analysts who need to anonymize PII (GDPR compliance) before feeding datasets to AI models like ChatGPT.
dataprep.dev's answer:
DuckDB-Wasm is the core data engine handling the heavy lifting. The frontend is built with React/Next.js and styled with Tailwind CSS. It's a modern, serverless architecture.
Share your experience with using Apache OpenOffice and dataprep.dev. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


These people need openoffice.org lol. Most of the tools that micro$oft makes are easily found in open source elsewhere, if one just looks around a bit. Source: over 3 years ago
Apache Open Office - it does everything Microsoft Office does but it's free. Just go to openoffice.org. Source: over 3 years ago
For those who want to write it, read it, and delete it at any time, there is an easy, free alternative: OpenOffice. Source: almost 4 years ago
Tracking dataprep.dev since Jul 2026.
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Free office suite, open source, and compatible with .doc, .docx, .xls, .xlsx, .ppt, .pptx files. Updated regularly – download for free. Originally based on OpenOffice.org.
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ONLYOFFICE is a complete office and productivity suite.
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News. 2017-09-28 - Added PortableApp version of 3. 10. 1. Thanks John.
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