Onion Browser is a free, open-source web browser for iOS that connects to the Tor network. It encrypts traffic through Tor, which the project describes as providing a high standard of privacy and security. Tabs close when done, and security settings can be adjusted per website. No personal data is saved or used for targeted ads.
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onionsearch is a Python script that scrapes URLs on different .onion search engines. It is distributed on PyPI as version 1.3, released on October 22, 2021, under the GNU General Public License v3. The package page states the author has not provided a project description.
OnionShare is an open-source tool for securely and anonymously sharing files, hosting websites, and chatting over the Tor network. It is available as desktop apps for Windows, macOS and Linux, and as mobile apps for Android and iOS. It is also preinstalled in operating systems such as Qubes OS, Tails and ParrotOS.
Online cloud file viewer that opens files in many formats without download or installation, including AI, PSD, DICOM, SVG, TIFF, VSD, CR2, Office, EPS, XPS, CDR, DJVU and EPUB. It also offers an EPUB reader for reading eBooks online.
Online Go is a GitHub repository or organization with source code, releases, documentation, or project resources.
The Online Mendelian Inheritance in Animals (OMIA) is a catalogue of inherited disorders, single-locus traits, and associated genes and variants in 795 mostly vertebrate animal species, excluding humans, mice, rats, zebrafish, and the western clawed frog. The University of Sydney resource is manually curated and stores textual information, references, and links to NCBI, OMIM, Ensembl, Mondo, and VBO records.
Online Sequencer is a browser-based music sequencer for making tunes and sharing them with friends. It offers instrument selection, note and marker selection, grid and time-signature settings, and export to MP3, WAV and MIDI, along with MIDI and sequence import and sheet music opening.
Online2PDF is a free online PDF converter that combines conversion, merging, editing, compression, unlocking and protection in one interface. It converts Word, Excel, PowerPoint, OpenOffice, image and XPS files to PDF and exports PDFs to Word, Excel, PowerPoint and JPG. It also supports page extraction, reordering, splitting, rotation and removing printing or editing restrictions.
ONLYOFFICE is an open-source office suite providing document editing for text, spreadsheets, presentations, PDFs and fillable forms. It offers desktop and mobile apps, online editors, AI assistants for content generation and analysis, and connectors for integrating the editors into other platforms. It can run on a user's server or in the cloud.
Dataset repository covering geosciences, with searchable datasets.
OONI, the Open Observatory of Network Interference, is a global community measuring internet censorship. OONI Probe tests the blocking of websites and apps and measures network speed and performance, while OONI Explorer displays censorship data collected from over 200 countries since 2012.
The OONI Probe Tor test provides an automated way of examining whether Tor works in a tested network. It measures the reachability of Tor directory authorities, OR ports and obfs4 bridge addresses. The Tor network is described as free and open source, providing online anonymity, privacy and censorship circumvention.
Research data portal for exploring engineering records, including experimental data.
OPALS is an open-source integrated library system with modules for cataloguing, online public access catalog, circulation, inventory, reports, union catalog and interlibrary loan, equipment and asset management, textbook management, ebook management, streaming video and digital archive management. It is offered for school, academic, special and public libraries.
OPARA is the research data repository for Saxon universities. Researchers can archive digital research data in line with good scientific practice for an initial period of ten years, or publish it, which assigns a DOI and makes it discoverable and accessible to everyone. Submissions go through a review process.
Archives of the Democratization Movement Memorial Foundation.
Digital library for searching books, documents, images and online collections.
open_UMR is a cross-faculty publication hub at Philipps-University Marburg. It collects scientific publications, resources, research data and software from members and makes them openly accessible. Submissions are subject to curation to ensure quality and re-usability. The site lets visitors select a community to browse its collections.
Bibliographic database for finding publications, citations and scholarly records.
Browse research datasets and datasets related to agriculture, forestry and veterinary medicine.
Searchable public dataset catalog maintained by Government of Sweeden.
Find and access geophysics and geodesy research data, with indexed datasets.
Open Android Backup is a shell script and Flutter app for locally backing up and restoring Android devices. It runs on Windows, macOS and Linux, uses 7-Zip archives, and encrypts and compresses backups by default. SMS messages and call logs cannot currently be restored, and app data is not saved due to Android restrictions.
Bibliographic database for finding publications, citations and scholarly records.