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Codna CLI

Codna is a local-first code intelligence and fixing CLI. It maps a repository, builds focused evidence for the agent, applies patches through the local Codna runtime, and reports verification evidence without requiring users to manage a separate local database or engine stack.

Install

pip install codna

Codna supports Python 3.10 and newer on macOS and Linux.

Common Commands

codna doctor
codna doctor --start-stack
codna triage .
codna fix . --issue "describe the failing test or production bug"
codna mcp

codna doctor is read-only by default. codna doctor --start-stack starts the owned local runtime when you explicitly ask for it. Normal fix and benchmark paths use the same runtime contract.

What Codna Runs Locally

The base install includes the local Arrow/Parquet artifact dependency required for repository-intelligence step history. Clean installs include a packaged local repository backend for snapshot, triage, sidecar-backed fix planning, deterministic patch simulation, and explicit local-branch apply.

Codna's normal local product path uses the local Algenta SDK/core in process for repository intelligence. No local Postgres is required. Local runtime state is kept under the user's Codna runtime directory, and the agent sidecar is started only when needed.

MCP

Codna can run as a local MCP server for editors and agents that support MCP:

codna mcp

Use this when Cursor, Claude, or another MCP-compatible client needs Codna's repo understanding as a local tool.

Local Memory And Telys

The base Codna install includes local code-memory support and the packaged Telys SDK/runtime/license:

pip install codna

Users install Codna once. There is no separate user-facing Telys publishing, download, license, or install step. The optional codna[memory] extra only adds heavier retrieval/rerank/language packages for experiments; it is not required for the default Codna + Telys runtime path. Source distributions intentionally exclude bundled native runtime artifacts; source checkout and unsupported-platform development can point Codna at an explicit runtime with TELYS_KERNEL or CODNA_TELYS_INSTALL_ROOT.

Security And Local Files

Codna is designed for local-first operation:

  • Secrets are never required in source control.
  • Local runtime state and logs stay on the user's machine.
  • Generated release artifacts are not included in source distributions.
  • Secrets, local runtime state, logs, .env files, key files, and bundled native runtime artifacts are excluded from source distributions.

Release files for codna 0.2.28

For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.

Source distribution (sdist)

Source distribution for codna 0.2.28
File Size Uploaded
codna-0.2.28.tar.gz 3.6 MB Details

Built distributions (wheels)

Table of built distributions (wheels) for codna 0.2.28
File Interpreter ABI Platform
codna-0.2.28-py3-none-manylinux_2_28_x86_64.whl Python 3 none Linux glibc 2.28+ x86-64 Details
codna-0.2.28-py3-none-macosx_14_0_arm64.whl Python 3 none macOS 14.0+ ARM64 Details

Total release size: 97.1 MB

Release files / codna-0.2.28.tar.gz

Download URL codna-0.2.28.tar.gz
Size 3.6 MB
Tags Source
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6986278fa87ab03680e7e84fe8d9878eac37a521dc1e109c37cf93cc3c31a3ef
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Release files / codna-0.2.28-py3-none-manylinux_2_28_x86_64.whl

Download URL codna-0.2.28-py3-none-manylinux_2_28_x86_64.whl
Size 64.0 MB
Tags Linux glibc 2.28+ x86-64 Python 3
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Release files / codna-0.2.28-py3-none-macosx_14_0_arm64.whl

Download URL codna-0.2.28-py3-none-macosx_14_0_arm64.whl
Size 29.5 MB
Tags Python 3 macOS 14.0+ ARM64
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Uploaded via twine/7.0.0 CPython/3.14.7

Release history Release notifications | RSS feed

0.2.55

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