TL;DR

• New categories for applications on SD
• NFC: better transceiver initialization handling, new MFC data view, improvements and bug fixes
• Picopass: moved to NFC category, factory key support, bug fixes
• Weather Station: same RSSI meter as in SubGhz app
• Infrared: new remotes in Universal Remote
• Storage: cache handling improvements
• Updater: improvements and bug fixes on cleanup stage, bug fixes
• Toolchain: update to v21, fix openssl issues, improvements and additional tools
• Build System: bug fixes in assets convertor
• BadUSB: new STRING_DELAY command, worker refactoring, improvements and bug fixes

What's Changed

• Plugins: move to designated categories by @skotopes in https://github.com/flipperdevices/flipperzero-firmware/pull/2438
• [FL-3116, FL-3136] BadUSB UI fixes by @nminaylov in https://github.com/flipperdevices/flipperzero-firmware/pull/2439
• [FL-3115] Dolphin: drop holiday animation by @skotopes in https://github.com/flipperdevices/flipperzero-firmware/pull/2398
• [FL-3098] Up toolchain to version 20 by @drunkbatya in https://github.com/flipperdevices/flipperzero-firmware/pull/2397
• fixed first start animation typo by @Z3BRO in https://github.com/flipperdevices/flipperzero-firmware/pull/2384
• Fix openssl cert path in fbtenv by @drunkbatya in https://github.com/flipperdevices/flipperzero-firmware/pull/2408
• Fix openssl path again by @drunkbatya in https://github.com/flipperdevices/flipperzero-firmware/pull/2409
• Update nfc_cli.c by @MathieDev in https://github.com/flipperdevices/flipperzero-firmware/pull/2402
• fbt: FBT_QUIET option; docs on environment by @hedger in https://github.com/flipperdevices/flipperzero-firmware/pull/2403
• Toolchain 20 rollback by @drunkbatya in https://github.com/flipperdevices/flipperzero-firmware/pull/2410
• IR Universal Audio Remote: Add Grundig CMS 5000 by @ComputerCarsten in https://github.com/flipperdevices/flipperzero-firmware/pull/2414
• [FL-2974] Up toolchain version to 21 by @drunkbatya in https://github.com/flipperdevices/flipperzero-firmware/pull/2416
• Delete rwfiletest.bin on exit SDcard benchmark by @polarikus in https://github.com/flipperdevices/flipperzero-firmware/pull/2415
• [FL-3122] Re-init NFC when starting the worker by @Astrrra in https://github.com/flipperdevices/flipperzero-firmware/pull/2399
• Show RSSI in Weather Station app by @xMasterX in https://github.com/flipperdevices/flipperzero-firmware/pull/2395
• Display Mifare Classic data in NFC app by @liamhays in https://github.com/flipperdevices/flipperzero-firmware/pull/2389
• changed updater and unit benches by @doomwastaken in https://github.com/flipperdevices/flipperzero-firmware/pull/2427
• Update update.py by @MathieDev in https://github.com/flipperdevices/flipperzero-firmware/pull/2426
• Grammar fix in CLI by @LoganMD in https://github.com/flipperdevices/flipperzero-firmware/pull/2390
• BadUsb: STRINGDELAY feature, worker signal handling refactoring by @n30f0x in https://github.com/flipperdevices/flipperzero-firmware/pull/2269
• Picopass: factory key support, app rename and move to NFC category, minor code cleanup by @bettse in https://github.com/flipperdevices/flipperzero-firmware/pull/2417
• Fix PVS warnings by @xMasterX in https://github.com/flipperdevices/flipperzero-firmware/pull/2430
• [FL-3123] SD Cache: moved to diskio layer, invalidation in case of error by @DrZlo13 in https://github.com/flipperdevices/flipperzero-firmware/pull/2428
• [FL-3105] Unify power info, power debug, and device_info into one info command by @Astrrra in https://github.com/flipperdevices/flipperzero-firmware/pull/2393
• Updater: handle storage errors when removing files, fix folder remove routine, prevent unused services from starting by @skotopes in https://github.com/flipperdevices/flipperzero-firmware/pull/2432
• Fix incorrect type choice condition in image compressor by @skotopes in https://github.com/flipperdevices/flipperzero-firmware/pull/2434
• FuriHal, Power, UnitTests: fix, rename battery charging voltage limit API by @digitalcircuit in https://github.com/flipperdevices/flipperzero-firmware/pull/2228
• F8, F18: bump API symbols version by @skotopes in https://github.com/flipperdevices/flipperzero-firmware/pull/2435
• Drivers: remove excessive check in bq25896 and make PVS happy by @skotopes in https://github.com/flipperdevices/flipperzero-firmware/pull/2436

New Contributors

• @Z3BRO made their first contribution in https://github.com/flipperdevices/flipperzero-firmware/pull/2384
• @MathieDev made their first contribution in https://github.com/flipperdevices/flipperzero-firmware/pull/2402
• @ComputerCarsten made their first contribution in https://github.com/flipperdevices/flipperzero-firmware/pull/2414
• @polarikus made their first contribution in https://github.com/flipperdevices/flipperzero-firmware/pull/2415
• @LoganMD made their first contribution in https://github.com/flipperdevices/flipperzero-firmware/pull/2390
• @n30f0x made their first contribution in https://github.com/flipperdevices/flipperzero-firmware/pull/2269

Ongoing

• Application catalog
• Furi & FuriHal improvements and release 1.0.0 preparation
• Documentation
• NFC refactoring

Full Changelog: https://github.com/flipperdevices/flipperzero-firmware/compare/0.77.1-rc...0.78.1-rc