zict
Mutable mapping tools
Decision gist · record as of 2026-08-14
Yes, if you are maintaining or extending an existing codebase that already depends on zict. No, if you are starting a new project—the abandonment status and lack of recent updates make it a poor choice for forward-looking development. The permissive BSD license and zero runtime dependencies make it low-risk to add, but the maintenance gap is a real concern.AI-flagged interpretation of the facts on this page — verify before relying
Before you install
- Installation is straightforward with no runtime dependencies and a pure-Python wheel distribution.
- However, the package is abandoned—last release was 1215 days ago—so no active maintenance or bug fixes should be expected.
License · maintenance · safety
BSD (permissive) — Licensed under BSD (permissive), so you may use, modify, and distribute the package freely in both open-source and commercial projects with minimal restrictions.
last release 2023-04-17 (1215 days)
0 known vulnerabilities (OSV.dev, 2026-08-14) · 5,092,439 downloads/mo, #2,170 on PyPI
Alternatives
Verify before relying
pip install zict==3.0.0
from zict import Mapping
# Use zict's mutable mapping tools as documented- What specific mapping types or storage backends the package provides beyond the summary.
- Whether the package remains compatible with Python versions beyond 3.11 despite abandonment.
- What role dask integration plays and whether it requires dask as an optional dependency.
What it is and what it does
Zict is a library of mutable mapping tools designed to work with dictionary-like interfaces in Python. It provides specialized data structures that extend standard dict behavior. The package is lightweight—it has no runtime dependencies—and supports Python 3.8, 3.9, 3.10, and 3.11.
The package is classified as production-stable but has been abandoned for 1215 days. It was originally developed with dask in mind, suggesting it was built to support distributed computing workflows. Because there is no active maintenance, you should treat it as a snapshot of functionality rather than a living project; any bugs or compatibility issues will not be addressed.
Use it for
- Working with existing codebases that depend on zict for mutable mapping functionality.
- Implementing custom dictionary-like objects with specialized behavior.
- Integrating with dask-based workflows that rely on zict's mapping tools.
Worth the install?
AI-flagged interpretation of the facts on this page. Verify before relying on it.
Yes, if you are maintaining or extending an existing codebase that already depends on zict.
No, if you are starting a new project—the abandonment status and lack of recent updates make it a poor choice for forward-looking development. The permissive BSD license and zero runtime dependencies make it low-risk to add, but the maintenance gap is a real concern.
Install
zict on PyPI
Before you install
Installation is straightforward with no runtime dependencies and a pure-Python wheel distribution. However, the package is abandoned—last release was 1215 days ago—so no active maintenance or bug fixes should be expected.
License in practice
Licensed under BSD (permissive), so you may use, modify, and distribute the package freely in both open-source and commercial projects with minimal restrictions.
Quickstart
pip install zict==3.0.0
from zict import Mapping
# Use zict's mutable mapping tools as documentedVerify before relying
- What specific mapping types or storage backends the package provides beyond the summary.
- Whether the package remains compatible with Python versions beyond 3.11 despite abandonment.
- What role dask integration plays and whether it requires dask as an optional dependency.
Package facts
| License | BSD permissive |
| Python support | Supports the current Python release >=3.8 |
| Install friction | Low. Pure-Python wheel |
| Runtime dependencies | None |
| Maintenance | Abandoned 1,215 days since the last release |
| First released | |
| Downloads | 5,092,439 / month, #2,170 on PyPI 30-day window, as of 2026-08-14 |
| Known vulnerabilities | None known OSV.dev, checked 2026-08-14 |
| Classifiers | Development Status :: 5 - Production/StableLicense :: OSI Approved :: BSD LicenseOperating System :: OS IndependentProgramming Language :: PythonProgramming Language :: Python :: 3Programming Language :: Python :: 3.10Programming Language :: Python :: 3.11Programming Language :: Python :: 3.8Programming Language :: Python :: 3.9 |
Evidence: zict-3.0.0-py2.py3-none-any.whl
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See also constantdict · frozendict · attrdict · jaraco.collections · HeapDict · flatten-dict · pygtrie · pyrsistent · sqlitedict · historydict