Feel free to improve the software as source code is provided.SourceForge page
This program can load delimited text files (TXT, CSV etc.) and you can sort, edit, filter them. It has no limit on how large file you can open. The performance is dependent on your computer hardware.
A Linux version with limited features is also available. You need to compile it using Mono.ImageViewer.zip
Perpetual Notes is a note application with rich text formatting and searching across all notes.
Files are saved as RTF - Rich Text Format file in any designated folder in your PC. If this folder is could synced with Dropbox, Onedrive, Gdrive etc, then notes will sync across multiple PCs.
Format using bold, italic, underline, strikethru, bulleted list.
Change fonts and colors, paste images
Auto save with customizable intervalPerpetualNotes.zip
Using this application, you can view/modify any XML or delimited text file in grid. You can associate XML file with XSD schema. You can validate data entry in XML file, transform using XSL and query using filter. You can even convert files between XML and delimited text format.xml.zip