cudatext

CudaText is a cross-platform text editor, written in Object Pascal. It is open source project and can be used free of charge, even for business. It starts quite fast: ~0.3 sec with ~30 plugins, on Linux on CPU Intel Core i3 3GHz. It is extensible by Python add-ons: plugins, linters, code tree parsers, external tools. Syntax parser is feature-rich, from EControl engine.

Features

• Syntax highlight for lot of languages (270+ lexers).
• Code tree: structure of functions/classes/etc, if lexer allows it.
• Code folding.
• Multi-carets and multi-selections.
• Find/Replace with regular expressions.
• Configs in JSON format. Including lexer-specific configs.
• Tabbed UI.
• Split view to primary/secondary. Split window to 2/3/4/6 groups of tabs.
• Command palette, with fuzzy matching.
• Minimap. Micromap.
• Show unprinted whitespace.
• Support for many encodings.
• Customizable hotkeys.
• Binary/Hex viewer for files of unlimited size (can show 10 Gb logs).
• Correctly saves binary files.

Features for HTML/CSS coding

• Smart auto-completion for HTML, CSS.
• HTML tags completion with Tab-key (Snippets plugin).
• HTML color codes (#rgb, #rrggbb) underline.
• Show pictures inside editor area (jpeg/png/gif/bmp/ico).
• Show tooltip when mouse moves over picture tag, entity, color value.

Features implemented as plugins

• Addons manager
• Find in files
• Snippets
• LSP protocol support
• External tools
• Project manager
• Session manager
• Macro manager
• Spell checker
• FTP panel
• Highlight all occurrences
• Color picker
• Insert date/time
• Linters support (CudaLint)
• Formatters for HTML/CSS/JS/XML/... (CudaFormatter)
• Creating backup files
• Menu configurator
• and more...

Snap source: https://github.com/chronoscz/CudaText