Lean Library Firefox

Download Lean Library

Download Lean Library (current and past versions) for Firefox
Latest Version: 2026.8.2 Updated: 10 days ago

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Lean Library is available to install from Firefox Add-ons Store and for download from this page.
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9,436
Daily users
2.7
67 ratings
16
Total downloads

Available versions

You can find the current and older versions of Lean Library here. You can download the archived versions or inspect their source codes.

As a free user, you can download up to 3 latest versions.
Upgrade to download older versions
VersionDownloadSizeDownload countTimestamp
2026.8.2XPI · ZIP · Source code11.87MB02026-06-26
2026.7.1XPI · ZIP · Source code11.87MB02026-05-12
2026.6.5XPI · ZIP · Source code11.87MB02026-05-04
2026.3.5Paid users only12.40MB02026-02-25
2026.1.0Paid users only12.40MB02026-01-21
2025.24.0Paid users only12.38MB02025-12-05
2025.23.0Paid users only12.35MB02025-11-24
2025.22.0Paid users only12.35MB02025-11-06
2025.20.0Paid users only12.33MB02025-10-15
2025.17.0Paid users only11.82MB02025-09-25
2025.16.0Paid users only11.82MB02025-09-10
2025.14.3Paid users only11.77MB02025-09-01
2025.13.0Paid users only11.75MB02025-08-13
2025.12.0Paid users only11.65MB02025-07-16
2025.3.0Paid users only11.57MB02025-03-13
2025.2.0Paid users only11.54MB02025-02-24
2025.1.2Paid users only11.54MB02025-01-31
2024.32.0Paid users only11.53MB02025-01-10
2024.31.0Paid users only11.53MB02024-12-20
2024.30.0Paid users only11.52MB02024-12-13
2024.29.1Paid users only2.41MB02024-11-29
2024.28.0Paid users only2.49MB02024-11-18
2024.26.4Paid users only5.43MB02024-11-11
2024.25.0Paid users only5.43MB02024-10-11
2024.24.0Paid users only5.42MB02024-10-03
2024.23.0Paid users only5.41MB02024-09-24
2024.21.1Paid users only5.40MB02024-09-18
2024.20.0Paid users only5.39MB02024-09-10
2024.19.0Paid users only5.44MB02024-09-03
2024.18.0Paid users only5.90MB02024-08-22
2024.16.0Paid users only4.78MB02024-08-16
2024.15.0Paid users only4.74MB02024-08-08
2024.14.0Paid users only4.32MB02024-08-01
2024.13.0Paid users only4.32MB02024-07-30
2024.12.2Paid users only4.29MB02024-07-24
2024.11.0Paid users only4.29MB12024-07-16
2024.10.1Paid users only4.24MB02024-07-10
2024.10.0Paid users only4.24MB02024-07-03
2024.8.4Paid users only4.11MB12024-06-10
2024.8.3Paid users only4.11MB12024-06-03
2024.8.2Paid users only4.08MB12024-05-24
2024.8.1Paid users only4.05MB02024-05-02
2024.8.0Paid users only4.06MB02024-04-23
2024.7.0Paid users only4.04MB12024-04-19
2024.6.0Paid users only4.03MB02024-04-13
2024.5.0Paid users only3.95MB12024-03-12
2024.3.3Paid users only3.94MB12024-02-19
2024.2.9Paid users only3.88MB22024-02-09
2024.2.7Paid users only3.87MB12024-02-05
2024.1.5Paid users only3.75MB12024-01-30
2023.30.0Paid users only3.77MB12023-12-19
2023.29.3Paid users only3.77MB12023-12-07
2023.27.6Paid users only3.76MB12023-11-24
2023.26.2Paid users only3.64MB22023-10-09
2023.25.2Paid users only3.69MB02023-09-21
2023.23.3Paid users only2.70MB02023-08-29
2023.4.1Paid users only900.76KB02023-03-13
2023.3.2Paid users only900.75KB02023-03-07
2022.11.2Paid users only900.54KB02022-12-08
2022.10.4Paid users only900.52KB02022-11-11
2022.10.3Paid users only900.48KB02022-10-06
2022.9.3Paid users only900.09KB02022-09-05
2022.9.2Paid users only900.08KB02022-09-01
2022.9.1Paid users only899.70KB02022-08-22
2022.5.4Paid users only881.86KB02022-05-12
2026.8.2 11.87MB
2026-06-26 · 0 downloads
2026.7.1 11.87MB
2026-05-12 · 0 downloads
2026.6.5 11.87MB
2026-05-04 · 0 downloads
2026.3.5 12.40MB
2026-02-25 · 0 downloads
2026.1.0 12.40MB
2026-01-21 · 0 downloads
2025.24.0 12.38MB
2025-12-05 · 0 downloads
2025.23.0 12.35MB
2025-11-24 · 0 downloads
2025.22.0 12.35MB
2025-11-06 · 0 downloads
2025.20.0 12.33MB
2025-10-15 · 0 downloads
2025.17.0 11.82MB
2025-09-25 · 0 downloads
2025.16.0 11.82MB
2025-09-10 · 0 downloads
2025.14.3 11.77MB
2025-09-01 · 0 downloads
2025.13.0 11.75MB
2025-08-13 · 0 downloads
2025.12.0 11.65MB
2025-07-16 · 0 downloads
2025.3.0 11.57MB
2025-03-13 · 0 downloads
2025.2.0 11.54MB
2025-02-24 · 0 downloads
2025.1.2 11.54MB
2025-01-31 · 0 downloads
2024.32.0 11.53MB
2025-01-10 · 0 downloads
2024.31.0 11.53MB
2024-12-20 · 0 downloads
2024.30.0 11.52MB
2024-12-13 · 0 downloads
2024.29.1 2.41MB
2024-11-29 · 0 downloads
2024.28.0 2.49MB
2024-11-18 · 0 downloads
2024.26.4 5.43MB
2024-11-11 · 0 downloads
2024.25.0 5.43MB
2024-10-11 · 0 downloads
2024.24.0 5.42MB
2024-10-03 · 0 downloads
2024.23.0 5.41MB
2024-09-24 · 0 downloads
2024.21.1 5.40MB
2024-09-18 · 0 downloads
2024.20.0 5.39MB
2024-09-10 · 0 downloads
2024.19.0 5.44MB
2024-09-03 · 0 downloads
2024.18.0 5.90MB
2024-08-22 · 0 downloads
2024.16.0 4.78MB
2024-08-16 · 0 downloads
2024.15.0 4.74MB
2024-08-08 · 0 downloads
2024.14.0 4.32MB
2024-08-01 · 0 downloads
2024.13.0 4.32MB
2024-07-30 · 0 downloads
2024.12.2 4.29MB
2024-07-24 · 0 downloads
2024.11.0 4.29MB
2024-07-16 · 1 downloads
2024.10.1 4.24MB
2024-07-10 · 0 downloads
2024.10.0 4.24MB
2024-07-03 · 0 downloads
2024.8.4 4.11MB
2024-06-10 · 1 downloads
2024.8.3 4.11MB
2024-06-03 · 1 downloads
2024.8.2 4.08MB
2024-05-24 · 1 downloads
2024.8.1 4.05MB
2024-05-02 · 0 downloads
2024.8.0 4.06MB
2024-04-23 · 0 downloads
2024.7.0 4.04MB
2024-04-19 · 1 downloads
2024.6.0 4.03MB
2024-04-13 · 0 downloads
2024.5.0 3.95MB
2024-03-12 · 1 downloads
2024.3.3 3.94MB
2024-02-19 · 1 downloads
2024.2.9 3.88MB
2024-02-09 · 2 downloads
2024.2.7 3.87MB
2024-02-05 · 1 downloads
2024.1.5 3.75MB
2024-01-30 · 1 downloads
2023.30.0 3.77MB
2023-12-19 · 1 downloads
2023.29.3 3.77MB
2023-12-07 · 1 downloads
2023.27.6 3.76MB
2023-11-24 · 1 downloads
2023.26.2 3.64MB
2023-10-09 · 2 downloads
2023.25.2 3.69MB
2023-09-21 · 0 downloads
2023.23.3 2.70MB
2023-08-29 · 0 downloads
2023.4.1 900.76KB
2023-03-13 · 0 downloads
2023.3.2 900.75KB
2023-03-07 · 0 downloads
2022.11.2 900.54KB
2022-12-08 · 0 downloads
2022.10.4 900.52KB
2022-11-11 · 0 downloads
2022.10.3 900.48KB
2022-10-06 · 0 downloads
2022.9.3 900.09KB
2022-09-05 · 0 downloads
2022.9.2 900.08KB
2022-09-01 · 0 downloads
2022.9.1 899.70KB
2022-08-22 · 0 downloads
2022.5.4 881.86KB
2022-05-12 · 0 downloads

Install XPI file

An XPI file, short for "XPInstall," is a compressed file format used primarily by Mozilla applications, like Firefox and Thunderbird, to distribute and install add-ons or extensions. These files are similar in function to CRX files for Chrome but cater to the Mozilla ecosystem.
  • Simply drag-and-drop the XPI into Firefox to install the add-on.

Install ZIP file

  • Download the Lean Library ZIP file.
  • In Firefox browser, go to about:addons to open Add-ons Manager
  • Click on ⚙, Install Add-on From File
  • Select the Lean Library ZIP file from step 1. Lean Library is now installed on your browser.

Best Lean Library Alternatives

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