Japplis Toolbox 6.5
Encode text, clean up lists, apply regular expressions and calculate hashes with Japplis Toolbox, a free text-utility application for Windows.
Utilities
Practical software for managing files, maintaining your system and getting everyday tasks done.
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Jarfix 3.0.0
Restore the Windows .jar file association with Java using Jarfix, a free utility for executable JAR files that no longer open on double-click.
Jarte 6.2
Write and format documents in tabs with Jarte, a free Windows word processor built around the WordPad engine. The publisher now offers Jarte Plus 6.2 at no charge.
JDiskReport 1.4.1
See which files and folders occupy disk space with JDiskReport, a free Java-based analyzer for Windows. This download is the 1.4.1 32-bit installer.
JDiskReport 1.4.1
See which files and folders occupy disk space with JDiskReport, a free Java-based analyzer. This legacy Mac OS X package is version 1.4.1 and requires Java 7 or 8.
JDownloader 2
Manage downloads on your Mac with JDownloader: pause transfers, limit bandwidth and automatically extract archives. This download is the Apple Silicon DMG with Java 21.
Jiggler 1.10
Keep your Mac awake by simulating mouse movement, with idle detection and application-based triggers in a free menu-bar utility.
Jitbit Macro Recorder 5.9.0
Record and replay keyboard and mouse actions on Windows with Jitbit Macro Recorder. Edit the sequence, add loops and conditions, or trigger saved macros with hotkeys. A trial is available; paid editions have different features.
jMemorize 1.3.0
Organize facts into Leitner flashcards, review them in learning sessions and track progress with jMemorize, a free, open-source Java study tool.
Jmol 16.5.7
Explore molecules, crystals and biomolecules in 3D with Jmol, a free, open-source Java viewer for Windows. Measure molecular geometry and display vibrations, surfaces and orbitals.
Joplin 3.7.21
Organize notes and to-dos in notebooks, write in Markdown or Rich Text, and sync across devices with Joplin, a free open-source note-taking app for Mac.
JoyToKey 7.4
Map gamepad buttons and sticks to keyboard keys and mouse movements with JoyToKey, a shareware controller-mapping utility for Windows.
JS8Call 3.0.3
Send keyboard-to-keyboard messages over HF amateur radio with JS8Call, a free, open-source Windows application with station discovery, message relaying and store-and-forward messaging.
JTDX 2.2.159
Decode weak amateur-radio signals and work digital modes including FT8, FT4 and JT65 with JTDX, a free, open-source Windows application derived from WSJT-X.
Junior Icon Editor 4.39
Create and edit Windows icons with Junior Icon Editor, a free editor with drawing tools, transparency support and ICO and PNG import and export.
Just Color Picker 6.3
Pick screen colors, copy HEX or RGB values and keep reusable palettes with Just Color Picker, a free portable Windows utility for designers.
jv16 PowerTools 8.1.0.1564
Find leftover software, clean unwanted data and inspect your Windows PC with jv16 PowerTools, a maintenance suite with a 14-day trial.
Kalker 2.2.3
Evaluate math-like expressions, define reusable functions and work with complex numbers using Kalker, an open-source scientific calculator for Windows.
Kana Reminder 1.5.0.61
Set recurring desktop reminders or launch a program at a scheduled time with Kana Reminder, a Windows utility with configurable alerts.
Kando 3.0.1
Launch apps, open files and trigger action sequences from customizable pie menus with Kando, a free, open-source desktop launcher for Windows.
KeePass 2.61.1
Store passwords in an encrypted database, generate new passwords and fill login forms with KeePass, a free, open-source password manager for Windows.
KeePassDX 4.5.6
Manage passwords in a local KeePass database on Android, fill sign-in forms and generate one-time codes with the free, open-source KeePassDX.
KeePassRDP 2.3
Launch Windows Remote Desktop connections from KeePass entries, choose stored credentials and configure connection options with this plugin for KeePass 2.x.
KeePassXC 2.8.0
Store passwords in an encrypted local database, generate passwords and fill logins with KeePassXC, a free, open-source password manager for Windows.