Rebar3
6.9#31 in package managersFree planFree planLinuxmacOSWindows
VisitRebar3 vs uv
What both publish
| Fact | Rebar3 | uv |
|---|---|---|
| Dependency resolution | Yes | Yes |
| Intended users | The project recommends Rebar3 for systems whose main language is Erlang when users value repeatable builds and integrated tools. | Astral says it builds high-performance developer tools for the Python ecosystem to help developers ship software faster. |
| Lockfile support | Yes | Yes |
| Offline installation | Yes | Yes |
| Package formats | Hex packages; Git sources; Mercurial sources; local path dependencies | source distributions,wheels,requirements.txt,pylock.toml |
| Private registry auth | Yes | Yes |
| Purpose | Rebar3 helps create, develop, compile, test, and release Erlang libraries, applications, and systems. | uv is an extremely fast Python package and project manager written in Rust. |
| Supported platforms | Erlang/OTP environments; documented compatibility includes OTP 26–28 for Rebar3 3.25.1 | macOS,Linux,Windows,CPython,PyPy,Pyodide,GraalPy |
| Workspace support | Yes | Yes |
Rebar3 plans
- Rebar3Free
uv plans
- uvFree
Pick Rebar3 if…
You want what its maker publishes above — check its page for the details.
Pick uv if…
uv suits Python developers looking to manage project environments and dependencies, install Python versions, or run scripts and command-line tools. Its pip-compatible interface may appeal to those consolidating several Python tool workflows.