
Open source and free applications for computers

Applications for newly installed computers.
Immunet FREE Antivirus is the lightest anti-virus application, providing the fast protection against new viruses, because it protects through the cloud using the ClamAV engine. Install/Hardisk-Filesize: 5/10 MB. Community Based Protection, Cloud Computing,Collective Intelligence; Language: English only.
An efficient blocker add-on for various browsers. Fast, potent, and lean.
uBlock Origin is NOT an "ad blocker": it is a wide-spectrum blocker -- which happens to be able to function as a mere "ad blocker". The default behavior of uBlock Origin when newly installed is to block ads, trackers and malware sites -- through EasyList, EasyPrivacy, Peter Lowe’s ad/tracking/malware servers, Online Malicious URL Blocklist, and uBlock Origin's own filter lists.
Clipboard manager with searchable and editable history.
It's possible to save plain text, images, HTML and other formats, use plugins, filter out content by text, data format or window from which it is copied, use multiple tabs, control application using command-line interface and scripting, assign system-wide shortcuts, paste item into application just by selecting it in tray menu and more.
Chromium is an open-source browser project that aims to build a safer, faster, and more stable way for all users to experience the web.
An unofficial portable version of Chromium is available here: http://crportable.sourceforge.net Windows binaries are available at: https://chromium.woolyss.com Download the latest builds (Windows, macOS, GNU+Linux, Android) at: https://download-chromium.appspot.com/
Firefox Developer Edition brings you latest features, fast performance, and the development tools you need to build for the open web. Its powerful development tools will extend your ability to work across multiple platforms from one place.
Firefox DevTools features:
- Master CSS Grid
- Page Inspector
- Web Console
- JavaScript Debugger
- Network Monitor
- Storage Panel
- Responsive Design View
- Visual Editing
- Shapes Editor
- Web Audio Editor
- CSS stylesheets Editor
- Scratchpad
- Performance Tools
- Memory Tools
The qBittorrent project aims to provide a Free Software alternative to µTorrent. Additionally, qBittorrent runs and provides the same features on all major platforms (Linux, Mac OS X, Windows, OS/2, FreeBSD).
qBittorrent is based on the Qt toolkit and libtorrent-rasterbar library.
Features:
• Polished µTorrent-like User Interface
• Well-integrated and extensible Search Engine Simultaneous search in most famous BitTorrent search sites Per-category-specific search requests (e.g. Books, Music, Movies)
• All Bittorrent extensions DHT, Peer Exchange, Full encryption, Magnet/BitComet URIs, ...
• Remote control through a Web user interface Nearly identical to the regular UI, all in Ajax
• Advanced control over trackers, peers and torrents Torrents queueing and prioritizing Torrent content selection and prioritizing
• Natively integrated: When Downloads Completes Options (no need for additional script or plug-in) Exit, Suspend, Hibernate, Shutdown
• UPnP / NAT-PMP port forwarding support
• Available in ~41 languages (Unicode support)
• Torrent creation tool
• Advanced RSS support with download filters (inc. regex)
• Bandwidth scheduler
• IP Filtering (eMule and PeerGuardian compatible)
• IPv6 compliant
• Sequential downloading (aka "Download in order")
• Available on most platforms: Linux, Mac OS X, Windows, OS/2, FreeBSD
Free community support by volunteers:
• https://forum.qbittorrent.org • https://wiki.qbittorrent.org • https://github.com/qbittorrent/qBittorrent/issues
LibreOffice is a free and open-source office suite that is compatible with other major office suites, and is available on all operating systems. It is an independently-developed version of the OpenOffice.org suite.
The office suite includes:
LibreOffice - Writer, a word processor with similar functionality and file support to Microsoft Word . It has extensive WYSIWYG word processing capabilities, but can also be used as a basic text editor.
LibreOffice - Calc , a spreadsheet program, similar to Microsoft Excel . It has a number of unique features, including a system which automatically defines series of graphs, based on information available to the user.
LibreOffice - Impress , a presentation program resembling Microsoft PowerPoint . Presentations can be exported as SWF files, allowing them to be viewed on any computer with Adobe Flash installed.
LibreOffice - Draw , a vector graphics editor and diagramming tool similar to Microsoft Office Visio . It provides connectors between shapes, which are available in a range of line styles and facilitate building drawings such as flowcharts. It also includes features similar to desktop publishing software such as Scribus and Microsoft Office Publisher .
LibreOffice - Math , an application designed for creating and editing mathematical formulae. LibreOffice - Base , a database management program, similar to Microsoft Office Access .
ONLYOFFICE is an open-source online collaborative office combining editors for documents, spreadsheets, presentations, and forms. It is compatible with all popular formats and features maximum support for MS Office files.
With ONLYOFFICE Docs, you can create and edit complex objects, apply professional formatting to texts and paragraphs, use academic layout tools, and use third-party plugins to translate, search thesaurus, publish texts, insert videos, make video and audio calls, create bibliographies, and more.
Form editor allows you to build e and fill online forms and document templates and export the ready files as fillable PDFs and files in other formats.
Document viewer provides a comfortable interface for viewing PDF, DjVu, and XPS files.
In ONLYOFFICE Docs, you can collaborate with your colleagues in two co-editing modes (real time and paragraph-locking), add comments with mentions, use Track Changes and review features, browse and restore document versions, compare files.
Data security is provided by end-to-end encryption of documents, HTTPS, JWT, and limited cache lifetime.
ONLYOFFICE Docs can be integrated in over 30 existing Sync&Share platforms and CMS like Nextcoud, ownCloud, Jira, Redmine, Confluence, Alfresco, and others. It is possible to create new integration apps using Open API.
ONLYOFFICE Docs is offered in three editions: free Community Edition for teams of up to 20 users, Enterprise Edition for business, and Home Server for home use.
ONLYOFFICE Docs Developer Edition is distributed as a component for web apps to add document editing and collaboration functionality to a service written on any programming language under own branding.
Another option is ONLYOFFICE Workspace in the cloud or on private network where ONLYOFFICE Docs is combined with native productivity platform that includes DMS, project management tools, CRM, mail, calendars, and social hub. ONLYOFFICE Workspace is available as a cloud service and as a self-hosted solution.
ONLYOFFICE Docs can be used in the desktop environment as ONLYOFFICE Desktop Editors. Mobile editors for both iOS and Android are also available for free with ability to work on device, or in any compatible cloud storage.
VLC is a free and open source cross-platform multimedia player and framework that plays most multimedia files as well as DVDs, Audio CDs, VCDs, and various streaming protocols.
Features:
Simple, fast and powerful media player. Plays everything: Files, Discs, Webcams, Devices and Streams.
Plays most codecs with no codec packs needed: MPEG-2, DivX, H.264, MKV, WebM, WMV, MP3...