Best free and open source alternatives to Microsoft Authenticator for TOTP and HOTP two-factor authentication on Android, iOS and desktop.
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IQmol3 – molecular editor and visualization package
IQmol3 is a molecular editor and visualization package for building molecules, analysing Q-Chem results and displaying molecular properties.
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cavif – convert PNG and JPEG images to AVIF
cavif is a pure-Rust command-line tool that converts PNG and JPEG images to AVIF with quality, speed and colour controls.
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Cix – rolling-release Linux distribution and orchestration platform
Cix is an independent rolling-release Linux distribution and orchestration platform built from source.
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REDasm – cross-platform disassembler and binary analysis tool
REDasm is a cross-platform disassembler and binary analysis tool with graphs, cross-references, type handling, patching and project support.
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Dogtag PKI – enterprise certificate authority suite
Dogtag PKI is an enterprise certificate authority suite providing lifecycle management, key recovery, OCSP, ACME and EST services.
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Cuckoo3 – automated malware analysis sandbox
Cuckoo3 is an automated malware analysis sandbox for testing suspicious files and links in isolated Windows environments from a Linux host.
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6 Best Free and Open Source Lightweight GUI Email Clients
Email remains the killer information and communications technology. Email volume shows no sign of diminishing, despite the increasing popularity of collaborative messaging tools.
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Slob Dictionary – flexible GTK dictionary application
Slob Dictionary is a GTK 4 dictionary app for Linux with broad format support, simultaneous lookup, history, bookmarks and GNOME integration.
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Top 12 Free and Open Source Linux Painting Tools
We have the selected the finest painting tools for Linux.
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OpenXPKI – enterprise-grade PKI management platform
OpenXPKI is an enterprise PKI platform offering certificate lifecycle management, workflows, multiple CAs, SCEP and EST.
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agevault – directory encryption using age
agevault is a simple command-line directory encryption tool built around age, using passphrase-protected identities to lock and unlock vaults.
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IPED – digital evidence processor and analysis tool
IPED processes and analyses digital evidence with high-performance indexing, data carving, searching, timelines, viewers and reporting tools.
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SBOM Tool – scalable Software Bill of Materials generator
SBOM Tool generates and validates SPDX Software Bills of Materials for build artifacts, with component detection and CI/CD integration.
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Pawn Appétit – modern chess analysis and training application
Pawn Appétit is a modern chess GUI with engine analysis, game management, opening repertoires, puzzles and position search.
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SD – dynamic directory navigation utility
SD is a shell directory navigation utility that ranks visited locations by frequency and recency and supports cycling through matching paths.
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Linux 95 – lightweight distribution recreating the Windows 95 experience
Linux 95 is a lightweight Tiny Core Linux-based distribution.
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13 Best Free and Open Source Web-Based File Sharing Tools
This roundup focuses exclusively on web-based tools. Terminal-based and GUI-based software are covered in separate roundups.
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transcrypt – transparent encryption for Git repositories
transcrypt provides transparent encryption for selected files in Git repositories using Git filters and OpenSSL while preserving normal workflows.
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13 Best Free and Open Source Linux Raster Image Editors
Discover the best free and open source raster image editors for creating, enhancing, retouching and manipulating bitmap images.
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