Windows trust
Code signing, installer reputation and preparation for lower-friction distribution.
Transparent sustainability
Help it keep improving.
OliMat Data Explorer has no ads, accounts or telemetry. A voluntary contribution turns time saved into maintenance, security and new features for everyone.
What your support funds
Concrete impact, no inflated promises.
The sustainability priorities are reducing Windows warnings, maintaining compatibility and improving product documentation.
Maintenance
Testing formats, Windows versions, DuckDB, dependencies and fixing defects.
Product and learning
New features, examples, bilingual manual, accessibility and real workflow documentation.
Ko-fi
Make a one-off contribution using the payment methods available on Ko-fi. You choose the amount.
Yape
Send your contribution directly to the project owner.
985 615 815
Yape registered under: Miguel Antonio Manay López. Before confirming, check that the app displays this name.
Transparency: no QR code has been invented because it must come from the actual Yape account. The number and holder let you verify the destination; any future QR must be the account's original code.
Support without donating
Share or collaborate institutionally.
Recommending the tool to someone who works with large datasets also helps. Professional services are optional and separate from free use.
Share
Send the official site to a colleague, teacher, analyst or team working with Parquet and DuckDB.
Document
Tell us what workflow you solved and which part of the manual needs more clarity.
Training
Spanish-language sessions for teams adopting the tool with their own examples.
Customization
Oracle, internal formats, GIS layers, SQL templates and institutional support assessment.