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Open source applications

QOwnNotes Portable 26.1.13 (markdown note taker) Released

John T. Haller's picture
Submitted by John T. Haller on January 27, 2026 - 5:22pm

A new version of QOwnNotes Portable has been released. It's a handy markdown note taking app packaged as a portable app so you can take notes on the go. It's packaged in PortableApps.com Format so it can easily integrate with the PortableApps.com Platform. And it's open source and completely free.

Update automatically or install from the portable app store in the PortableApps.com Platform.

Geany Portable 2.1.0 (text editor and basic IDE) Released

John T. Haller's picture
Submitted by John T. Haller on January 27, 2026 - 5:21pm

A new version of Geany Portable has been released. Geany Portable is a cross-platform, GTK based Integrated Development Platform. You can work on simple text files, html, perl, python, NSIS and more with Geany. By using Geany Portable's built path-additions support, you can even configure Geany Portable so that Geany can use the compilers located locally on your flash drive. It's packaged in PortableApps.com Format so it can easily integrate with the PortableApps.com Platform. And it's open source and completely free.

Update automatically or install from the portable app store in the PortableApps.com Platform.

MuseScore Portable 4.6.5 (music composition and notation) Released

John T. Haller's picture
Submitted by John T. Haller on January 27, 2026 - 5:19pm

A new version of MuseScore Portable has been released. MuseScore is a WYSIWYG music notation program that offers a cost-effective alternative to commercial programs such as Sibelius and Finale. You can print beautifully engraved sheet music or save it as PDF or MIDI file. It's packaged in PortableApps.com Format so it can easily integrate with the PortableApps.com Platform. And it's open source and completely free.

Update automatically or install from the portable app store in the PortableApps.com Platform.

Mozilla Firefox, Portable Edition Stable 147.0.2 (web browser) Released

John T. Haller's picture
Submitted by John T. Haller on January 27, 2026 - 5:17pm

A new version of Mozilla Firefox®, Portable Edition has been released. It's the Mozilla Firefox browser bundled with a PortableApps.com launcher as a portable app, so you can take your browser, bookmarks, settings and extensions on the go. And it's open source and completely free. Firefox Portable is a dual-architecture 64-bit and 32-bit (optional) app, ensuring Firefox runs as fast as possible on every PC.

Mozilla®, Firefox® and the Firefox logo are registered trademarks of the Mozilla Foundation and used under license.

Update automatically or install from the portable app store in the PortableApps.com Platform.

PDFTK Builder Enhanced Portable 4.1.9 (PDF split, merge utility) Released

John T. Haller's picture
Submitted by John T. Haller on January 27, 2026 - 2:08pm

PDFTK Builder logoA new version of PDFTK Builder Enhanced Portable has been released. PDFTK BuilderEnhanced Portable is utility to modify, split, join, and watermark PDFs. It's packaged in PortableApps.com Format so it can easily integrate with the PortableApps.com Platform. And it's open source and completely free.

Stellarium Portable 25.4 (planetarium) Released

John T. Haller's picture
Submitted by John T. Haller on January 27, 2026 - 2:07pm

A new version of Stellarium Portable has been released. It's the popular Stellarium astronomy program packaged with a PortableApps.com Launcher as a portable app so you can view the stars on the go. It's packaged in PortableApps.com Format so it can easily integrate with the PortableApps.com Platform. And it's open source and completely free.

Update automatically or install from the portable app store in the PortableApps.com Platform.

CudaText Portable 1.231.8.0 (developer's text editor) Released

John T. Haller's picture
Submitted by John T. Haller on January 27, 2026 - 1:32pm

A new version of CudaText Portable has been released. CudaText is a cross-platform text editor with a focus on performance and a broad featureset. It's packaged in PortableApps.com Format so it can easily integrate with the PortableApps.com Platform. And it's open source and completely free.

Update automatically or install from the portable app store in the PortableApps.com Platform.

QOwnNotes Portable 26.1.12 (markdown note taker) Released

John T. Haller's picture
Submitted by John T. Haller on January 27, 2026 - 1:30pm

A new version of QOwnNotes Portable has been released. It's a handy markdown note taking app packaged as a portable app so you can take notes on the go. It's packaged in PortableApps.com Format so it can easily integrate with the PortableApps.com Platform. And it's open source and completely free.

Update automatically or install from the portable app store in the PortableApps.com Platform.

Media Player Classic - Home Cinema (MPC-HC) Portable 2.6.1 (lightweight media player) Released

John T. Haller's picture
Submitted by John T. Haller on January 27, 2026 - 1:29pm

A new version of Media Player Classic - Home Cinema (MPC-HC) Portable has been released. Media Player Classic - Home Cinema (MPC-HC) is a lightweight media player with support for a variety of audio and video formats. This version drops support for processors without the SSE2 instruction set. It's packaged in PortableApps.com Format so it can easily integrate with the PortableApps.com Platform. And it's open source and completely free.

Update automatically or install from the portable app store in the PortableApps.com Platform.

Sigil Portable 2.7.0 (ebook editor) Released

John T. Haller's picture
Submitted by John T. Haller on January 27, 2026 - 12:26pm

A new version of Sigil Portable has been released. Sigil is an ePub ebook editor with support for both WYSIWYG word processor style and direct code editing. It's packaged in PortableApps.com Format so it can easily integrate with the PortableApps.com Platform. And it's open source and completely free.

Update automatically or install from the portable app store in the PortableApps.com Platform.

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