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uBlock Origin Development Build Version History for Chrome

A Free Productivity Extension By Raymond Hill (gorhill)

★★★★★ 4.8 Downloads: 16654 Updated: June 22, 2026

Crx4Chrome.com collected total 507 old version of crx files for uBlock Origin Development Build.

uBlock Origin Development Build Version History

  1. uBlock Origin Development Build v1.71.1b9 (Latest Version Crx File)

    ► Updated: June 22, 2026

    ► Require: Chrome 93.0 an up

    • File Size: 4.21 MB (4417251 Bytes)

    • MD5: 1676834885c96293e7a556148305aa77

    • SHA1: 143061035078a4e8e88b4564171970391e73ba09

    • SHA256: c5508aafdfd86ae5a092f71688a4a0ceb652a4798060b4f0b45246daf1ec6c86

  2. uBlock Origin Development Build v1.70.1rc0 (Old Version Crx File)

    ► Updated: May 8, 2026

    ► Require: Chrome 93.0 an up

    • File Size: 4.31 MB (4516051 Bytes)

    • MD5: 3c247a05bbf210f3e9bca0a7c9c33268

    • SHA1: 3456acf3bc72351d18480d3e60f8e0b6cd66f463

    • SHA256: 52e874b71789810a6944e530a1f91a7f0dc054812f0db2ad94025ee755f1b5cd

  3. uBlock Origin Development Build v1.70.1b5 (Old Version Crx File)

    ► Updated: May 4, 2026

    ► Require: Chrome 93.0 an up

    • File Size: 4.29 MB (4493855 Bytes)

    • MD5: 37eefea0fe79d84f513a15447decbc08

    • SHA1: 2a86732222a8e37c08ee7eeb81b4bd84a8287b11

    • SHA256: 487f82bb7f4793c00c623666be287abd4cccb6ce59367956e4cbb2a1a7f63c88

  4. uBlock Origin Development Build v1.70.1b4 (Old Version Crx File)

    ► Updated: April 4, 2026

    ► Require: Chrome 93.0 an up

    • File Size: 4.29 MB (4493803 Bytes)

    • MD5: e9882bded8a1d5d3e9e0f56b266bc1d5

    • SHA1: 427d0149aa46febb26864764f81be3ef182bcce9

    • SHA256: 5a95d82f68db48a6fedcc86cbd0acb4e5ab093577763383536adc9ce091d6612

  5. uBlock Origin Development Build v1.70.1b3 (Old Version Crx File)

    ► Updated: March 27, 2026

    ► Require: Chrome 93.0 an up

    • File Size: 4.26 MB (4463230 Bytes)

    • MD5: 4279a1011d532ae21f50eff42d76d04e

    • SHA1: 471b8fd99f0dcdfadf6b93a4a5270979be7823ac

    • SHA256: 304add60f019116bb33119403e8ee0946034bf6316453fed49fc67352177e83b

  6. uBlock Origin Development Build v1.70.1b2 (Old Version Crx File)

    ► Updated: March 17, 2026

    ► Require: Chrome 93.0 an up

    • File Size: 4.23 MB (4436517 Bytes)

    • MD5: 6fc1bf349d2ac7e5a47d126ec15e3f06

    • SHA1: ffe7a864c7c935b3139ebcbad44b87efa9dd9919

    • SHA256: 235f8a9e923c9a5bcb9711f8f33977fc9a54ba1deb9366c3cc6e3d7bd322d123

  7. uBlock Origin Development Build v1.70.1b0 (Old Version Crx File)

    ► Updated: March 13, 2026

    ► Require: Chrome 93.0 an up

    • File Size: 4.22 MB (4421696 Bytes)

    • MD5: 06043b85dd0b2bedd598d3aa4da6b495

    • SHA1: 1ca61bfda4298368517196c7b6eae8988fca2da6

    • SHA256: 7522915e35080770e0f8ca3a3f28ab9d1e27bfe0db630e553987d7c5adc8ae3f

  8. uBlock Origin Development Build v1.69.1b5 (Old Version Crx File)

    ► Updated: February 24, 2026

    ► Require: Chrome 93.0 an up

    • File Size: 4.18 MB (4382783 Bytes)

    • MD5: 0875de63f982b1e06bd66cd8a50bbacc

    • SHA1: ab9a76f2571c1e02b30bf59d9b55112c7f1c3d5f

    • SHA256: 32407d39a89249552aaa23d0f3ae5556acd50c685e8a137a1b758005f4dfeaeb

  9. uBlock Origin Development Build v1.69.1b4 (Old Version Crx File)

    ► Updated: February 9, 2026

    ► Require: Chrome 93.0 an up

    • File Size: 4.13 MB (4331489 Bytes)

    • MD5: 77ac2e5368ae72e153c71dc76c8c87cc

    • SHA1: 7af98db4c303534bd975707d7595d9703a929c2b

    • SHA256: 0785f51bc1ce2f575882ba9af10448dfe99847ee8fa40e0b32ef7ed2785b6b23

  10. uBlock Origin Development Build v1.69.1b2 (Old Version Crx File)

    ► Updated: February 1, 2026

    ► Require: Chrome 93.0 an up

    • File Size: 4.13 MB (4335250 Bytes)

    • MD5: 737158386ef360bae2728e653658b55a

    • SHA1: 2760b193e9ef8e0d01cca7041a2a7abcf018a00e

    • SHA256: 5e7cd0b82ea8e8beb0a4f658069d64129d0a3d9e636805b1439827e1011f8b95

  11. uBlock Origin Development Build v1.68.1rc2 (Old Version Crx File)

    ► Updated: January 19, 2026

    ► Require: Chrome 93.0 an up

    • File Size: 4.09 MB (4292436 Bytes)

    • MD5: 0458b55800ef809b488ad4d9694fb1af

    • SHA1: 002fd8ce44ad8bafcd5f1ea0b3cfb64e05e797c2

    • SHA256: 6f22394e39e9e9fe39bdae1e9bf910d6e08612e254a170e5b5f4e971553b503e

  12. uBlock Origin Development Build v1.68.1rc1 (Old Version Crx File)

    ► Updated: January 2, 2026

    ► Require: Chrome 93.0 an up

    • File Size: 4.10 MB (4298531 Bytes)

    • MD5: 911a263464180f96099ea1b68a9d64e5

    • SHA1: 9924af7e7e5945775b9e71552d144bfffd52fe4f

    • SHA256: f46a911cd7a07d151595542478463c1d938cc3322a0ac660e02f7a6c93226aae

  13. uBlock Origin Development Build v1.68.1rc0 (Old Version Crx File)

    ► Updated: December 30, 2025

    ► Require: Chrome 93.0 an up

    • File Size: 4.09 MB (4291601 Bytes)

    • MD5: bf5adfafd7100e2f2cdda2e7e78d180a

    • SHA1: e93ea799c48cb3c82f7523c7a245626ad0a0babd

    • SHA256: 318fa316738852290e7a4c5b048741241839e6553efa4f69f9c19593d06b056b

  14. uBlock Origin Development Build v1.68.1b7 (Old Version Crx File)

    ► Updated: December 21, 2025

    ► Require: Chrome 93.0 an up

    • File Size: 4.07 MB (4266634 Bytes)

    • MD5: fb234e52aea11bf625429a414de4c806

    • SHA1: d02d52b12727421bc95f111924705607f53e1313

    • SHA256: 38145ed3dc45307de0aec2ae7f4182d660f313d052c08549ee43fe5fde7a4505

  15. uBlock Origin Development Build v1.65.1.100 (Old Version Crx File)

    ► Updated: August 29, 2025

    ► Require: Chrome 93.0 an up

    • File Size: 4.03 MB (4227275 Bytes)

    • MD5: 2ea4fb61ad3082f1ce474fb1fd882f2f

    • SHA1: 947382f8481fbff9bfc94a899899d94539fc55f9

    • SHA256: 7e55e1f6d0011f5056367bef7c30b16a72dabc36690d0664a21459a275bc0d39

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