The best open source alternative to MAXQDA is QualCoder, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to MAXQDA and five of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to MAXQDA are Taguette (Free, Open Source), RQDA (Free, Open Source), CATMA (Free, Open Source) and AQUAD (Free, Open Source).
A very complete Free and Open Source Software (FOSS) Computer-Assisted Qualitative Data Analysis Software (CAQDAS) written in Python, that continues the work that was done with RQDA. It works with text, images, and multimedia as audios and videos.
A spin on the phrase "tag it!", Taguette is an open source qualitative research tool that allows users to: * Import PDFs, Word Docs, Text files, HTML, ... * Tag snippets with codes you create * Export tagged documents, highlights for a specific tag.
RDQA is a R package for Qualitative Data Analysis, a free (free as freedom) qualitative analysis software application (BSD license). It works on Windows, Linux/FreeBSD and (probably) the Mac OSX platforms. RQDA is an easy to use tool to assist in the analysis of textual data.