A CLI for Z-Library
Publisher’s description
What is zlib?
zlib is an open-source ai assistants & llm program for Windows from heartleo. It is written in Go.
Installation and requirements
Official installers exist for 64-bit and ARM64 as Portable. It runs without installation (portable).
Updates and version history
The current version is 0.0.11, released on October 21, 2026. 10 versions are listed since April 29, 2026, each with links to its own installer files. The last update is less than a month old.
Popularity and file types
The source code on GitHub (heartleo/zlib) has 1,147 stars. Similar programs include Codex CLI, Claude Code and ChatGPT.
Project description on GitHub: “A command-line tool for Z-Library. Search, download, send to Kindle, and integrate with AI agents.”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Native ARM64 build for Windows on Arm
- Portable: runs without installation
- Updated in the last two months
In short: zlib is an open-source ai assistants & llm tool for 64-bit and ARM64 PCs.
Is zlib safe to download?
- The file is served by github.com, the publisher’s own domain
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
38DB6672BB781D70FFEF754921C578C97A7A2D072D1AE34EC272D1AF514B7D23· Open the VirusTotal report for this hash - The link has not been checked yet
- The source code is public
- ExeAtlas does not host, wrap or modify installers
Related guide: How to check a file’s SHA256 hash on Windows
Recent versions
All 10 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 0.0.11Latest | October 21, 2026 | — | 64-bit ZIPARM64 ZIP |
| 0.0.10 | October 19, 2026 | — | 64-bit ZIPARM64 ZIP |
| 0.0.9 | October 18, 2026 | — | 64-bit ZIPARM64 ZIP |
| 0.0.8 | September 4, 2026 | — | ARM64 ZIP64-bit ZIP |
| 0.0.7 | August 23, 2026 | — | 64-bit ZIPARM64 ZIP |
| 0.0.6 | July 8, 2026 | — | ARM64 ZIP64-bit ZIP |
| 0.0.5 | June 22, 2026 | — | 64-bit ZIPARM64 ZIP |
| 0.0.4 | June 15, 2026 | — | ARM64 ZIP64-bit ZIP |
Install from the command line
Silent install ›winget install --id heartleo.zlib -eRelated guide: How to use winget: install and update apps
Information
- Publisher
- heartleo
- Category
- AI assistants & LLMs
- Licence
- MIT
- Price
- Free
- Source code
- github.com/heartleo/zlib
- Written in
- Go
- Requires
- Windows 11 / 10
- Architecture
- 64-bit, ARM64
- Installer
- Portable
- Version
- 0.0.11
- Released
- October 21, 2026
- Added to the catalogue
- May 1, 2026
- Versions listed
- 10
- GitHub stars
- 1,147
- GitHub forks
- 88
- Website
- github.com
- winget ID
- heartleo.zlib
Ratings and reviews
No reviews yet. Be the first to rate it.
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Frequently asked questions
Is zlib free?
Yes. zlib is open-source software under the MIT licence.
Is zlib safe to download?
The download comes from github.com, which belongs to the publisher; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.
How do I install zlib with winget?
Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.
Does zlib run on ARM (Windows on Arm)?
Yes, there is a native ARM64 installer.
Where can I download an older version of zlib?
The versions page lists all 10 versions with links to their official installer files, back to April 29, 2026.
Can I use zlib without administrator rights?
Yes, it is portable: unpack and run it.
What are alternatives to zlib?
Codex CLI, Claude Code, ChatGPT, GPT4All and oh-my-pi. The alternatives page compares them.
