Questions tagged [gratis]

Software free of financial cost. For software that includes the source code, [open-source] is the best tag. Software can be either [gratis] or [open-source], or both. Only use this tag if "gratis" is a must-have requirement.

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11
votes
2answers
3k views

JavaScript library to display Venn diagrams

I am looking for a JavaScript library which is able to produce Venn diagrams. Requirements The ability to specify and draw sets colorize sets (and results of operations between them) label sets (...
7
votes
2answers
2k views

A portable, free and simple video editor [duplicate]

Is there a free video editor that: do not require to register do not need to install, it is portable do not require to login do not install other unnecessary software have the basic function such as ...
5
votes
1answer
160 views

Audiobook player for Android

I'm looking for an audiobook player, or an ordinary audio player that has these features: Buttons to move 10 seconds forward and backward. Saves the current position between restarts. It's free. ...
4
votes
1answer
322 views

Free GUI website builder for Windows 10

I'm looking for a GUI webpage builder, something similar to Pinegrow. My requirements for builder are: Drag and drop GUI interface Gratis Easy to use Being updated frequently Uses Bootstrap, Zurb ...
4
votes
3answers
621 views

Simple Webcam Photo / Video taking software

For a long time I have used "Acer Crystal Eye Webcam" to take photos and videos with my Acer Laptop webcam. However, this software isn't really flexible, it shows the screen only in a fixed size ...
3
votes
0answers
433 views

Free WYSIWYG DITA editor

DITA (Darwin Information Typing Architecture) has a document fragment format. I am looking for a free DITA editor in WYSIWYG mode. Requirements: What you see is what you get Supports all concepts: ...
3
votes
2answers
458 views

Retroactively copy highlighted text into comments in a PDF

I am looking for a free program that can retroactively copy highlighted text into comments in a PDF, just like this non-free tool does. Adobe has an option the option "Copy selected text into ...
3
votes
3answers
281 views

Gratis IDE/editor for Graphviz

I am aware of this question, but it is eight years old, and asking for an OS X app. Is there any gratis IDE/editor where I can edit my input text, split-screen, and immediately have the GraphViz ...
3
votes
0answers
139 views

Android app to fully access Android Device from another Android Device

I already see this question (Full remote access to Android device) and the answers. But am not looking for PC to Android access. I want to access my Android Device from another android device. The ...
3
votes
3answers
125 views

Simple business intelligence tool for scheduled reports

I'm looking for business intelligence tool which: is free can be deployed on premise (not in a cloud) can work with PostgresDB allows to create reports simply from SQL query (as spreadsheet or csv), ...
25
votes
4answers
8k views

Speed reading software for Windows

I'm looking for a speed reading software for Windows. I am aware of Spritz for Android, Velocity for iOS and the website Speeder. I am looking for a program having as many following features as ...
26
votes
4answers
1k views

Tool to remember clipboard content

Often I use the same terms/sentances/code-segments and want to reuse them during development. I could define snippets in my IDE but I want to use those anywhere and I want to be able to search in ...
24
votes
1answer
639 views

FLOSS tools for facial recognition?

There seem to be good GUI tools to enable facial recognition with FLOSS, they all fall short of my requirements. And while there seem to be a lot of research projects with open code, they seem to be ...
21
votes
5answers
864 views

Free alternatives to Matlab that run on Linux?

I recently joined the folks using Linux. As a result, I'm trying to replace as much of the propriety applications as I can, with free — and if possible open-source — alternatives. Since I need a ...
16
votes
3answers
7k views

Diagram a tech tree

Many strategy games involve researching technologies, and each technology has a set of prerequisites (except the starting technologies). These can either be arranged linearly (tech levels) or in a ...
12
votes
2answers
6k views

Self-hosted alternative to Pastebin

Pastebin is a service that allows you to "paste" any text and share it with others, publicly or privately. I am in need of a piece of self-hosted software that does exactly what pastebin does, but ...
11
votes
3answers
4k views

Cross-platform LAN messenger that can run on multiple user accounts of the same machine at once?

I'm looking for a (free) program that allows me to chat to other computers on my network (over LAN). Desired features: Internet connection not required Available for Windows 7 and Mac OS X 10.6.8 (...
2
votes
4answers
265 views

Free backup software that synchronizes folders

I need a free program that can backup computers with different Windows versions (XP, 2003, Vista, 7) to a network server or one computer on the network that will serve as backup. I want it to be able ...
30
votes
4answers
17k views

Video player with backward frame by frame stepping for Linux

For analyzing videos, I am looking for a Linux tool to browse through frames one by one, both forward and backward in time. I am currently using MPlayer for studying these videos, using . to step ...
16
votes
4answers
12k views

Free decision tree software

I am looking for a free program that can: draw decision trees, e.g.: can compute the Expected Value. If possible: has more decision tree analysis features (e.g. computing the Expected value of ...
14
votes
4answers
414 views

Free parental control software

As I mentioned in this SuperUser question, I'm trying to prepare a PC for educational use by a child, and am trying to find free parental control software to keep installed and ready (their parent ...
9
votes
2answers
716 views

Video editing software like Sony Vegas

I am looking for a free program - similar to Sony Vegas - that will allow me to creat professional-looking videos. This program would ideally have the following features: Ability to import existing ...
8
votes
6answers
4k views

Gratis Python IDE for commercial use

My company wants me to code Python. My company won't pay for a Python IDE. That won't change. So, what's currently the most full featured Python IDE which I don't have to pay for and can legally ...
7
votes
3answers
160 views

Easy-to-setup VPN server?

I want to create a small VPN server on my Windows computer, for personal use. No complex features needed. Just browsing the web from outside, using my home's IP address. Requirements: Easy to setup,...
28
votes
4answers
677 views

Record screen section as animated GIF

Often while trying to explain a problem I have with my PC, a screenshot is not enough. Is there a tool that lets you capture a section of the screen and save it to a .gif file? It needs to Work on ...
19
votes
2answers
968 views

Free CAM/CAD for personal manufacturing?

What free software is currently most popular in amateur maker communities for designing 3D objects intended for manufacture using 3D printers or CNC milling machines? Something similar to SolidWorks (...
18
votes
5answers
1k views

Free Software Updater for Windows

I'm looking for a program that will automatically detect the software on my system and search for updates to it. I'd like to be notified if it detects updates so I can choose if I want to update each ...
11
votes
3answers
877 views

Free mobile alternative to step-by-step-solution feature of Wolfram Alpha Pro?

Are there any free online and/or offline alternatives to the step-by-step-solution feature of Wolfram Alpha Pro that can be used on Mobile phone? This feature is able to display step-by-step-...
10
votes
1answer
11k views

Converting a ADE document (Adobe Digital Editions, acsm) to PDF

I have downloaded a book from Google Play. The book is a .acsm, which actually isn't the book itself but just a purchase ticket that allows me to download the book on Adobe's servers. I installed ...
19
votes
6answers
5k views

What is a good hex viewer for Windows?

When I want to view the contents of a hex file, I have used in the past a plugin for Notepad++ called HEX-Editor which is alright but there has to be better. What other free programs can you ...
16
votes
6answers
106k views

Free alternative to step-by-step-solution feature of Wolfram|Alpha Pro?

Are there any free online and/or offline alternatives to the step-by-step-solution feature of Wolfram|Alpha Pro? This feature is able to display step-by-step-solutions of a wide variety of algebra ...
15
votes
2answers
185 views

What free tool can step through and extract individual frames of a video?

I have a video, and I want to pull out a certain frame from it, as an image. Is there any free software that can step frame-by-frame through a video, and then extract a specific frame to an image?
12
votes
2answers
162 views

Image indexer and duplicate finder

I need a free program, that is able to index my images on my hard disk and find duplicates. I'd like to be able to find exact duplicates (same size, name and format could be different) as well as ...
11
votes
2answers
17k views

Linux alternative to Adobe Digital editions

I want to download a free eBook from the eLibrary of my university. It only opens in Adobe Digital editions which is only available to Mac and Windows. It's a .acsm file. Is there any native Linux ...
11
votes
3answers
9k views

Program to draw anywhere on screen on Linux

I am looking for a program that will allow me to draw anywhere (in any program/on the desktop, etc.) with my mouse on the screen. The program should: be free allow me to select colours be ...
9
votes
8answers
2k views

Is there a free PDF to HTML conversion software?

I am working on a project in which I need to work on both HTML and PDF files. And this requires a lot of HTML to PDF and PDF to HTML conversions. The requirements are: It must be free, and ...
7
votes
2answers
561 views

Automatic screen brightness adjuster

I'm sure there would be some freeware out there that does this, but for all my research I've failed to find anything! So what I want: a piece of software that uses the webcam to automatically adjust ...
5
votes
1answer
3k views

Self-hosted mass-mail sending software

Is there a free, open-source newsletter application in PHP, Node.js, Python or Ruby? Desired features: Import subscribers with CSV Export subscribers to CSV Batch sending Multiple newsletter ...
2
votes
2answers
530 views

Requirements tracking tool (free alternative to IBM Rational Doors)

So, I am starting a fairly complex private project, and would like to do real, professional, requirements gathering & tracing, just as we do at work. I am looking for something gratis for ...
2
votes
0answers
185 views

Free alternative to Teamviewer? [closed]

I need an alternative to Teamviewer for Windows. I have tried UltraVNC but it requires port forwarding and I don't have access to the router. For some reason Teamviewer is asking me for a licence and ...
16
votes
1answer
2k views

Free replacement for Picasa Desktop (photo manager, no cloud)

Google announced they're killing Picasa Desktop (and Picasa web). The software they propose in place of the Desktop version only allows you to upload to Google Photos (backup). There were other Picasa ...
13
votes
4answers
551 views

Detect my hardware and install matching drivers

When I install Windows on a machine, it is always a pain to download all drivers: is there any free program that could take care of this? I found a few ones like DriverNavigator but I haven't found ...
12
votes
1answer
412 views

Free Markdown editor for Windows with tabs, live-view, tables

This question is closely related to Markdown editor for Windows with inbuilt live viewer inside the editor itself, but has some additional requirements: Must run on Windows (cross-platform welcome) ...
11
votes
3answers
762 views

Software to capture screenshot in DOS mode

Many years ago I wrote a program in 320x200x 8 bit video mode. I'd like to capture the graphical display somehow from a Windows XP machine. I can run it on Windows XP in full screen mode, but the ...
11
votes
2answers
156 views

Software for writing novels

I started writing a science fiction/fantasy novel as a hobby, and I am looking for a software (other than Word) which make easier to write it. Here is what I am looking for: Must have: Free For ...
11
votes
4answers
5k views

Fast OS for browsing the Internet

Software Purpose: I would like to be able to carry a small operating system on my USB stick, which allows me to surf the Internet. Essential Requirements: Installable on a USB device Pre-installed ...
8
votes
1answer
1k views

Something similar to DDD debugger for Windows?

I really like the DDD debugger, because it offers a visual representation of data structures, like this: Googling returned no build for Windows, probably because it is a front end for the GNU ...
7
votes
2answers
20k views

View each frame of video and delete/edit them

I'm looking for a program that lets me view each and every frame of a video, and edit / delete specific ones. I want the program to: be free allow me to view each frame and delete a group of them by ...
7
votes
2answers
105 views

Webapp to easily sell a file online (for tiny niche markets not worth of hosting an eshop)

Let's say I spend a week creating a data file in order to sell it to a very small niche market (maybe 100 buyers worldwide). Is there an online platform where people could download the file in ...
6
votes
2answers
672 views

MBox Viewer for large files

I retrieved a backup of my email account with Google takeout. The back up a Gmail account is a .mbox. As a result, I'm looking for a program that would: be able to view a large .mbox, i.e. larger ...