LightBulb

Alexey 'Tyrrrz' Golub·Tyrrrz.LightBulb

Tyrrrz.LightBulb

LightBulb is an application that reduces eyestrain produced by staring at a computer screen when working late hours. As the day goes on, it continuously adjusts gamma, transitioning the display color temperature from cold blue in the afternoon to warm yellow during the night. Its primary objective is to match the color of the screen to the light sources of your surrounding environment - typically, sunlight during the day and artificial light during the night. LightBulb has minimal impact on performance and offers many customization options.

winget install --id Tyrrrz.LightBulb --exact --source winget

Latest 2.7.2·September 10, 2026

Release Notes

What's Changed

Enhancements

• Extract App.Shutdown static helper and update all call sites by @Tyrrrz with @Copilot in https://github.com/Tyrrrz/LightBulb/pull/445 • Add Traditional Chinese localization by @love80312 in https://github.com/Tyrrrz/LightBulb/pull/455

Bugs

• Fix theme colors not applied when starting hidden by @Tyrrrz with @Copilot in https://github.com/Tyrrrz/LightBulb/pull/461 • Fix brightness reset when opening Windows Quick Settings panel by @Tyrrrz with @Copilot in https://github.com/Tyrrrz/LightBulb/pull/462

New Contributors

• @love80312 made their first contribution in https://github.com/Tyrrrz/LightBulb/pull/455

Full Changelog:https://github.com/Tyrrrz/LightBulb/compare/2.7.1...2.7.2

Installer type: inno

arm64—510B15D3039E56733E25EAFE7CBEFFFF8B43059F9CC45E37743C024596ABAF48
x64—11A887F1CB539B262EE6E72CC3572B93DACD091C447E36B5A2B2BDCDEE8AF364
x86—8A49C55425C64BE6196991269D0B06AF88CBA388B0C28AB13B09950F3B77DC7C

Details

Homepage
https://github.com/Tyrrrz/LightBulb
License
GNU General Public License Version 3
Publisher
Alexey 'Tyrrrz' Golub
Support
https://github.com/Tyrrrz/LightBulb/issues
Copyright
Copyright (C) 2017-2021 Alexey Golub
Moniker
lightbulb

Tags

blue-filtergamma-adjustmentlightbulborange-tint

Older versions (21)

2.7.1
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x86—90B7D56D051C6EF3CD2E423A2E311D3AFD61258B9CD139560636E9E6BDD70C72
2.6.3
arm64—CFAE2D6E77B4660F22A1F7D5478DB5B09963A6476BE322F46A2E1CA7A2F2A586
x64—DC89611CF32F102866A73E7FCE764D2BBE0B9276FBCAB6784AFBEBBE7AF8D40A
x86—CB47321568925DE62F10491D18DC6248335F0F4CEB9FD7BBCFAB5203228D1F5D
2.6.2
arm64—1C6B154D49E456688CB380948BD2A69A90C8C65A4FD646BBACB99F12B6D20E6F
x64—9A65DF0E1C6DCD14BA5BE61460A5021AF35BD80E24E89A7AAE7DCBD0B524C86C
x86—FD3C49B6CAB0FF746764F44BBFBC041F3AE5FE2C60265F928994F66CDA37B8EE
2.6.1
arm64—206600EFE0E6FD7B87270AD3889C77504DA753E8C33418D86CCCDF3F86931438
x64—8FBFF86FF47D9F83F0B7D507A962A51E90A4C3C6E606EDB0A49CA9DDF6AC9F6A
x86—7806A694BF1E494F520FED142DDD643B9BA6784FF2CB29FBA915CCED64F7C5F8
2.6
arm64—87FDA8C81F5C68D06759B995BBF63CFB4C7D2A5D004B8F39DD85415CDF88444A
x64—DAA19D6609E9D9EC2EA0520B4F13247B2C44EA7B73AB503A04C1B409A5E98FD4
x86—5FEE710DD63900FE2C0691C3BDBE20AE0D25ECFE42E87A5BB043E41845CF3A5C
2.5.3
arm64—287AA79BE2C90EACA316B9A639E683AAA4E00E5ABD56422DF3EE9681EF1D0436
x64—3D1756A8BCD6842BE1BE93C04D06F7B527E93028B70F7E0DD50E13E1BA840D19
x86—9F0ACFDAA2C2049B71C1D3D0DF5FCDBCF282B597751A40F70C28FEB7F04F858A
2.5.2
arm64—7588C39390958B5A5C0B9B41E2E7875A64A314210B02705E5E0A28F597A3847D
x64—3FE3E66731CDC2FE08342AA818A9D4A26536390117BA92E34BD6FC32F7D4E51C
x86—D7DD26A2AD6A9F00379F379CD1DECA2FDA765ADFD95797D36379FA0F0147E8F6
2.5.1
arm64—93C44AFF4FB472A57E02252AC823A745E4321F27D791B178B05B0784D141A519
x64—77839209237275B36CDB4FFD60CB5B7F10C30562540A001ACE5B33DBFD01D52D
x86—1D3524DEE291E4F439102BC02F8187DB909E96472517FB1C5391A1EEF3A701C3
2.4.12
x86—D81DF06F46046E74773EEF9ADA97755DE24A17513A488011C13A4BC35E55EF85
2.4.11
x86—3D5C91AE1FBBF59AF6348B2E7AD509E6479FAC777193DD0BAFEC4CFA11A786A9
2.4.10
x86—7CD7193A6974D2D1E86FEF7A5B94370021F7D7CBB16F8B25E00BC590DF665EA4
2.4.9
x86—C73CB5DC11EE3043B27466A1A446005585A8138C1DE4C8B6AE5D6AD91C1B167D
2.4.8
x86—A3C4602053BF47B9FAF8A21D43C2E6F801A3EF32268B2A0B3E1FC63AA32B2690
2.4.7
x86—E5E2CC9DA1A80DEAFBE4E0F7EA8FF89FA0E8A73FA4F1662AF9820FAC7D746706
2.4.6
x86—9DA0D39D190407DD3546229E1207FA5B94C6C7A27EE01D27C0AC15F75129C146
2.4.5
x86—CD35AB2423321E6926F903D8DA750F05F687F97E7FDC516A786F7F80A35A1510
2.4.4
x86—9013ED466B6D7D11FCC1D088461BEACE074DBD8259D1AF9708DE454814921BB4
2.4.1
x86—F74A509DCF7FCA4F1DD5E1416977132DE6CD22D00471A6B82C9E29B09DBDAF81
2.4
x86—9DD37E012532A91A60287E2669F68D01462238329223D73BC8A05D2346C4A8A2
2.3.3
x86—C47F4E2945ED2B743EBB37ACFE517A33F256D358BAF362CF835F52E29D5DF609
2.3.2
x86—14819C0F85F810464A0ECE6A034C3098AED784A47158C687CE267AD83F11F2F6