Rare2PDF is a free online converter that turns specialized files into PDF, including Jupyter Notebooks, LaTeX documents, Markdown files and academic citations such as RIS and EndNote files. It lists over 20 converters, requires no registration or installation, and states that uploads are deleted within two hours.
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restic is a backup program that backs up files from Linux, BSD, Mac and Windows to self-hosted and online storage. It is a single executable that runs without a server or complex setup, transfers only changed parts of files, uses cryptography throughout, and is free and open source.
Smash is a service for transferring large files and folders. Files are uploaded and hosted on Smash servers, and a download link is generated for sharing. The service offers link and email transfers, password protection, expiry dates and email notifications. A free tier provides 2 GB per transfer with transfers valid for 7 days; paid plans offer unlimited transfer size and transfers valid for 30 days.
Stirling is a free, private, open-source PDF editor that can be deployed on user-managed infrastructure. It provides a PDF reader, a PDF editor with over 60 tools, and a PDF processor for batch handling of large volumes of documents. The tool is designed to keep user files on their own systems, with publicly available source code for audit.
StreamPlay is a free file upload service that hosts video content for uploading, sharing or online backup. It lists large file uploads, fast streaming, a file manager, mobile compatibility and realtime statistics.
sxcu.net is a free anonymous cloud-based file uploader and link shortener service for ShareX and similar screen capturing platforms. It offers custom vanity domains and the ability to create collections of uploaded images. Supported file types include PNG, JPG, GIF and others, with a maximum file size of 95MB. Registration is not required and uploaded files are not indexed by search engines.
Tad is a free, cross-platform desktop application for viewing and analyzing tabular data files. It views CSV and Parquet files and SQLite and DuckDB databases, supports large files, and includes a pivot table. It uses DuckDB internally and is aimed at data engineers and data scientists. Installers are available for macOS, Linux, and Windows.
TestDisk is free and open source data recovery software designed to recover lost partitions and unerase deleted files. It can fix partition tables, rebuild FAT and NTFS boot sectors, and undelete files from FAT, exFAT, NTFS and ext2 filesystems. It runs on DOS, Windows, Linux, FreeBSD, NetBSD, OpenBSD, SunOS and MacOS X.
An online tool that calculates checksums of ASCII or Unicode text and of files up to 5MB, using a list of hash algorithms including MD5, SHA1, SHA256 and SHA512. It states that checksums are commonly used to verify data integrity, such as confirming a downloaded file is error-free.
Web-based EXIF editor for viewing and editing metadata embedded in multimedia files. Files can be uploaded directly or processed from Flickr, Dropbox, and Google Drive after linking accounts. Supported formats include JPEG, PNG, TIFF, GIF, MP4, and PDF. The free tier allows 25 MB uploads, while the premium subscription allows up to 100 simultaneous files and 300 MB total.
UpperPix is a collection of free browser-based image tools. It converts JPG, PNG, WebP, AVIF and ICO files, compresses images, resizes files in bulk, generates favicons and ICO files, and merges, splits or compresses PDFs. Processing happens locally with no upload and no registration.
UPX is a free, portable executable packer for several executable formats, distributed under the GNU General Public License with full source code. It compresses programs and DLLs, typically reducing file size by around 50%-70%, and compressed programs and libraries remain self-contained. UPX inherits the security context of any files it handles, so it should be used only on trusted files.
VideoUtils offers online video, audio and image converters for everyday multimedia tasks, letting users compress, convert and edit multimedia files online for free. Listed converters include MP4 to MP3 conversion, audio removal, video resizing, PDF password removal and Word to PDF conversion.
VideoLouder is a free online service for increasing or decreasing the sound volume of video files without re-encoding. It works from the browser, supports formats such as AVI, MPEG, MPG, MP4, MOV and XVID, and accepts files up to 500 MB. Uploaded files are removed after a few hours.
WebToPDF is a free online converter that transforms web pages or HTML into PDF files. Users can adjust settings such as page size, orientation, margins, headers, footers, watermarking, and conversion options like removing JavaScript or adding page numbers. The typical workflow involves copying a webpage URL, pasting it into the service, clicking Convert, and downloading the resulting PDF.
ZIP Extractor is a free online application for working with compressed archive files. It supports opening, creating and extracting ZIP, RAR, 7z, TAR.GZ and other archive formats directly within Google Drive and Gmail, allows previewing archive contents, saving files to Google Drive, and operates entirely in the user's browser without requiring sign-up.
A guidance page explaining that choosing a license is part of publishing free software projects and that changing it later can be difficult. It recommends widely used free software licenses and describes copyleft and permissive licenses, with advantages and disadvantages. It also suggests including the license when sharing software, for example in a file called "COPYING".
Consumer Reports Security Planner is a free tool that asks a few questions and produces a customized digital security plan with recommendations. The plan covers backing up files, reducing online tracking, avoiding phishing scams, and preventing identity theft. Users can save the plan's URL, print it, or store it with a free CR account.
Count is a collaborative platform for AI-powered analytics and research that requires explanations for AI-generated answers. Users work with data, files and tools to build canvases containing maps, charts and reports, with comments and tagging for teammates. A free tier includes one project, three canvases, up to five users and daily AI credit limits; the Pro plan costs $49 per editor per month with viewers free.
eBoox is a free, ad-free book reader that opens books in a range of popular ebook formats, including .fb2, .epub, .mobi, .zip, .rar and .doc. It offers instant page loading, file synchronization for Android, iOS, and WEB devices, and reading settings with a night mode.
Musgle is a music search tool named from combining Music and Google. Users enter a song title or artist name and are redirected to Google search results, from which music files such as mp3, wma and wav can be downloaded. It is not affiliated with Google and uses Advanced Google Search Operators.
A desktop organizer for Linux, Windows and Mac OS that groups work by projects and workflows. Widgets provide access to web apps, files, search queries, to-do lists, terminal commands, timers and notes, with workflow tabs and a shelf for common items.
A guide on setting up a free Oracle Cloud VPS. It describes creating a VM instance with 2 OCPUs, 12GB RAM and 200GB storage under Oracle's Always Free resources, then connecting to the server, opening ports and transferring files with SCP.
HopToDesk is free and secure remote desktop software for Windows, Mac, Linux, Android, iOS, and Raspberry Pi, used for remote support, control, monitoring, screen share, file transfer, and live chat. It is free for personal and business use, with open source code and end-to-end encrypted traffic. A separate dashboard adds device management, ticketing, and white-label clients on paid plans.