biscuit is a fast, extensible, native code editor with agents. lightweight <20 mb in size. install and start using in seconds.

• explore popular extensions, visit the new extension marketplace we've been working on
• for developer/user guides & API reference, check documentation, WIP so i recommend checking deepwiki.
• packed with superpowers, list of features

installing

install the latest release by running:

pip install biscuit-editor        # using pip
uv tool install biscuit-editor    # using uv

quickly open up a project using biscuit path/to/src and start editing. see other installation methods if you'd like to (like pyinstaller).

contributing

• please check the docs and contributing guide for a quick tour of the project structure and to set up the environment.
• to make a new extension, read the extension docs :>
• support the work

Tip

This project supports both Poetry and uv for dependency management. See the contributing guide for setup instructions.

PROGRESS

agents

• gemini, anthropic API support (claude-4-5-opus/sonnet/haiku, gemini-2-5-flash/pro)
• planning agent with task list
  • ReadFileTool
  • EditFileTool
  • DeleteFileTool
  • ListDirTool
  • GlobFileSearchTool
  • GrepTool
  • CodebaseSearchTool
  • RunTerminalCmdTool
  • TodoWriteTool
  • GetWorkspaceInfoTool
  • GetActiveEditorTool
• add more LLM providers through biscuit extensions
• attach files for adding context in chat
• LLM provider extension examples (old ones are now deprecated)
• run local LLMs with ollama extension (deprecated)
• ollama extension rewrite
• LLM calls inside biscuit terminals (use # your prompt inside terminal, then accept/decline response)

code intelligence

• fast tree-sitter based parsing and highlights
• code completions within editor (with icons)
• hover for symbol definition/docstring (rendered with highlights + markdown)
• symbol outline sidebar panel for navigating symbols in open editor
• symbol search through command palette Ctrl + J)
• floating peek widget to jump-to-definition/declaration of symbols
• symbol references in open editor
• adding more language servers through biscuit extensions

more language servers are registered through extensions, see the rust, clangd extensions for reference.

source control

• split diff viewer for changes/staged changes
• essential git operations easily accessible (push, pull, commit, stage, unstage, switch branches)
• clone repositories and immediately open in active window, or new window
• view gitHub issues/prs within editor (TODO: disabled rn, will be converted to an extension)

fast search

• ripgrep based fast search, quickly accessible from statusbar
• replace occurrences individually or all at once
• regex support, case sensitive search and more customization
• search within open editors with floating find-replace widget

code debugging

• setting breakpoints across files
• inspection panel for all runtime variables
• modify runtime variables while debugging
• call stack visualization and exception tracing
• full DAP client integration
• built-in python debugger
• add debuggers can be registered through biscuit extensions.

extensions

• install and manage all available extensions though a gui
• extension search within biscuit
• extension bootstrapping cli commands and templates
• extension docs
• extensions marketplace website: visit here

misc

• split markdown editor, plain HTML renderer
• toggle relative line numbering support
• vim mode support
• add formatters through biscuit extensions
• formatter extensions: black [DEPRECATED], ruff[DEPRECATED], YAPF[DEPRECATED], autopep8 [DEPRECATED] for reference.
• drag-n-drop to open files or folders in biscuit
• editorconfig support for projects
• sophisticated command palette (full list of static commands in src/biscuit/commands)

license

biscuit uses the MIT License, see LICENSE file.