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esp-hal

v1.1.1 Stable

Bare-metal HAL for Espressif devices

MIT OR Apache-2.0 Edition 2024 MSRV 1.88.0
Hardware supportEmbedded developmentNo standard library #embedded#hal#embedded-hal#esp32#espressif

Quick Verdict

  • โœ“Actively maintained (updated 18d ago)
  • โœ“Stable API (1.x for 2+ years)
  • โœ“Trusted by 460 crates
  • โœ“Team maintained (3 owners)
  • !Heavy dependency tree (58 direct deps)

Security

Checking security advisories...
Downloads
721.3K
Dependents
460
Releases
21
Size
667KB

Deep Insights

๐Ÿ“Š
Steady growth

46.8K downloads in the last 30 days (1.6K/day), up 4% from the previous period.

๐Ÿ”—
Moderate adoption

460 crates depend on esp-hal. Reasonable ecosystem adoption, though not yet a core dependency.

๐Ÿ‘ฅ
Team maintained

This crate is maintained by a team (3 owners), reducing bus-factor risk and ensuring continuity.

โœ…
Stable for 2+ years

The API has been stable (1.x) for over 2 years with 21 releases. This level of maturity means you can depend on it without worrying about breaking changes.

๐Ÿ“ฆ
Heavy dependency tree

58 direct dependencies. Consider the impact on compile times and supply chain complexity.

๐ŸŒŸ
Used by top crates

Notable dependents include esp-hal-embassy, esp-bootloader-esp-idf, sh8601-rs, ft3x68-rs, esp-wifi. When high-quality crates choose esp-hal, it's a strong quality signal.

Health Breakdown

Maintenance 19/25

Recency, release consistency, active ratio

Quality 16/25

Yanked ratio, deps, size, maturity, features

Community 18/20

Reverse deps, ownership, ecosystem

Popularity 7/15

Downloads, momentum, growth trend

Documentation 15/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
1K/day avg+5%
05001K2K2K3K2/263/164/34/215/95/26

Top Dependents

Version Adoption

v1.0.0-rc.0
50%
v1.0.0
19%
v1.0.0-beta.0
14%
v0.23.1
10%
v1.0.0-beta.1
7%

Release Timeline

10 releasessince 2025
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7
2026
3
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Feature Flags

default =["rt", "exception-handler", "float-save-restore"]

rt*defmtesp32log-04esp32c2esp32c3esp32c5esp32c6esp32h2esp32s2esp32s3esp32c61unstable__usb_otg__bluetoothexception-handler*requires-unstablefloat-save-restore*

README

Loading README...

Maintainers

Dependencies
58
direct dependencies
Dependents
460
crates depend on esp-hal

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