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Home/Apps/Proton Mail Bridge
Proton Mail Bridge icon

Proton Mail Bridge

by Proton AG

macOSgov3.23.1
macOSWindows
Runtime
go
Size
290 MB
Architecture
Universal (Apple Silicon + Intel)
Dependencies
321
4 categories
Last Updated
Mar 23, 2026
Security
Good
Partially secured

Proton Mail Bridge is a go app (v3.23.1) that uses 321 detected dependencies across 4 categories including UI Framework, Database, Error Tracking. It is code-signed. 290 MB on macOS (Universal (Apple Silicon + Intel)). Last updated March 23, 2026. Last verified March 2026.

What is Proton Mail Bridge built with?

321 detected dependencies across 4 categories.

UI Framework

1
Qt

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Database

1
SQLite

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Error Tracking

2
SentryCrashpad

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Other

315
gobomclidnsexpginlz4netssesysxdscborcosedbusgRPCmockobjxsynctesttextuuidzlibPCRE2QtGuiQtQmlQtSvgcirclcolorcpuidgluongodogpflagpprofrestysonicQtDBusVulkanbcryptcryptoerrorsfgprofgax-gogo-cmpgo-srpgo-urnishelllibpnglogrusmemoryprocfssemverunisegOpenSSLQtQuickbase64xctaphiderrwrapfloat16go-imapgo-jsongo-mimego-saslgo-smtpgo-spewgo-tomlgoquerygrpc-gojuniperlibcurllocalesmsgpackprofiletestifywincredHarfBuzzQtOpenGLcascadiago-memdbgo-shlexgo-vcardgopenpgpmimetypeprotobufreadlinereflect2saferithsmetricswinhelloGraphite2QtNetworkQtQmlMetago-cryptogo-isattygo-localego-md2manhtml2textsentry-gotagparservalidatorconcurrentgherkin-gogo-difflibgo-imap-idgo-messagego-sqlite3go-sysinfogo-windowsgolang-asmgolang-lrugroupcachemultierrorMessagePackQtQmlModelsblackfridaygo-keychaingo-libfido2messages-gonotificatortablewritergo-autostartgo-colorablego-runewidthgo-multierrorgo-proton-apiproton-bridgeQtLabsPlatformQtQuickLayoutsgo-textwrapperQtQuickDialogs2go-ordered-jsonsentry-gofailedGoogle Cloud SDKProtocol BuffersQtQuickControls2go-control-planesentry-goMapIterQtQmlWorkerScriptQtQuickTemplates2go-singleinstancego-immutable-radixgo-sqlite3._Cgo_ptrprotoc-gen-validateQtQuickControls2ImplQtQuickDialogs2Utilsuniversal-translatorQtQuickControls2Basicgo-sqlite3._Cfunc_freego-sqlite3._cgo_cmallocQtQuickDialogs2QuickImplgo-libfido2._cgo_cmallocdocker-credential-helpersgo-sqlite3._Cfunc_CStringgo-sqlite3._Cfunc_GoBytesgo-keychain._Cfunc_GoBytesgo-libfido2._Cfunc_CStringgo-libfido2._Cfunc_GoBytesgo-sqlite3._Cfunc_GoStringgo-sqlite3._Cfunc__CMallocgo-keychain._Cfunc_GoStringgo-libfido2._Cfunc_GoStringgo-sqlite3._Cfunc_GoStringNenterprise-certificate-proxygo-keychain._Cfunc_CFReleasego-libfido2._Cfunc_fido_initgo-keychain._Cfunc_SecItemAddQtQuickControls2BasicStyleImplgo-keychain._Cfunc_CFGetTypeIDgo-sqlite3._Cfunc_sqlite3_execgo-sqlite3._Cfunc_sqlite3_freego-keychain._Cfunc_CFDataCreatego-libfido2._Cfunc_fido_dev_newgo-sqlite3._Cfunc_sqlite3_resetgo-keychain._Cfunc_SecItemDeletego-libfido2._Cfunc_fido_dev_freego-libfido2._Cfunc_fido_dev_opengo-sqlite3._Cfunc__sqlite3_limitgo-sqlite3._Cfunc_sqlite3_errmsggo-sqlite3._Cfunc_sqlite3_errstrgo-sqlite3._Ctype_struct_sqlite3go-libfido2._Cfunc_fido_dev_closego-sqlite3._Cfunc_sqlite3_errcodego-keychain._Cfunc_CFArrayGetCountgo-keychain._Cfunc_CFDataGetLengthgo-keychain._Cfunc_CFDataGetTypeIDgo-libfido2._Cfunc_fido_assert_newgo-libfido2._Cfunc_fido_dev_cancelgo-libfido2._Ctype_struct_fido_devgo-sqlite3._Cfunc__sqlite3_open_v2go-sqlite3._Cfunc_sqlite3_bind_intgo-sqlite3._Cfunc_sqlite3_close_v2go-sqlite3._Cfunc_sqlite3_finalizego-sqlite3._Cfunc_sqlite3_malloc64go-keychain._Cfunc_CFArrayGetTypeIDgo-keychain._Cfunc_CFArrayGetValuesgo-keychain._Cfunc_CFDataGetBytePtrgo-keychain._Cfunc_CFStringGetBytesgo-libfido2._Cfunc_fido_assert_freego-sqlite3._Cfunc_sqlite3_bind_nullgo-sqlite3._Cfunc_sqlite3_interruptgo-sqlite3._Cfunc_sqlite3_serializego-sqlite3._Cfunc_sqlite3_user_datago-keychain._Cfunc_CFStringGetLengthgo-keychain._Cfunc_CFStringGetTypeIDgo-libfido2._Cfunc_fido_dev_info_newgo-libfido2._Cfunc_fido_dev_info_ptrgo-libfido2._Cfunc_fido_dev_is_fido2go-sqlite3._Cfunc__sqlite3_bind_blobgo-sqlite3._Cfunc__sqlite3_bind_textgo-sqlite3._Cfunc_sqlite3_bind_int64go-sqlite3._Cfunc_sqlite3_threadsafego-sqlite3._Cfunc_sqlite3_value_blobgo-sqlite3._Cfunc_sqlite3_value_textgo-sqlite3._Cfunc_sqlite3_value_typego-libfido2._Cfunc_fido_assert_id_lengo-libfido2._Cfunc_fido_assert_id_ptrgo-libfido2._Cfunc_fido_assert_set_rpgo-libfido2._Cfunc_fido_assert_set_upgo-libfido2._Cfunc_fido_assert_set_uvgo-libfido2._Cfunc_fido_cbor_info_newgo-libfido2._Cfunc_fido_dev_info_freego-libfido2._Cfunc_fido_dev_info_pathgo-libfido2._Ctype_struct_fido_assertgo-sqlite3._Cfunc_sqlite3_backup_initgo-sqlite3._Cfunc_sqlite3_backup_stepgo-sqlite3._Cfunc_sqlite3_bind_doublego-sqlite3._Cfunc_sqlite3_column_blobgo-sqlite3._Cfunc_sqlite3_column_namego-sqlite3._Cfunc_sqlite3_column_textgo-sqlite3._Cfunc_sqlite3_column_typego-sqlite3._Cfunc_sqlite3_commit_hookgo-sqlite3._Cfunc_sqlite3_db_filenamego-sqlite3._Cfunc_sqlite3_deserializego-sqlite3._Cfunc_sqlite3_result_nullgo-sqlite3._Cfunc_sqlite3_update_hookgo-sqlite3._Cfunc_sqlite3_value_bytesgo-sqlite3._Cfunc_sqlite3_value_int64go-sqlite3._Ctype_struct_sqlite3_stmtgo-keychain._Cfunc_SecItemCopyMatchinggo-libfido2._Cfunc_fido_assert_sig_lengo-libfido2._Cfunc_fido_assert_sig_ptrgo-libfido2._Cfunc_fido_cbor_info_freego-libfido2._Cfunc_fido_dev_get_assertgo-sqlite3._Cfunc__sqlite3_result_blobgo-sqlite3._Cfunc__sqlite3_result_textgo-sqlite3._Cfunc_sqlite3_column_bytesgo-sqlite3._Cfunc_sqlite3_column_countgo-sqlite3._Cfunc_sqlite3_column_int64go-sqlite3._Cfunc_sqlite3_file_controlgo-sqlite3._Cfunc_sqlite3_result_errorgo-sqlite3._Cfunc_sqlite3_result_int64go-sqlite3._Cfunc_sqlite3_system_errnogo-sqlite3._Cfunc_sqlite3_value_doublego-sqlite3._Ctype_struct_sqlite3_valuego-keychain._Cfunc_CFDictionaryGetCountgo-libfido2._Cfunc_fido_dev_info_vendorgo-libfido2._Ctype_struct_fido_dev_infogo-sqlite3._Cfunc_sqlite3_backup_finishgo-sqlite3._Cfunc_sqlite3_column_doublego-sqlite3._Cfunc_sqlite3_result_doublego-sqlite3._Cfunc_sqlite3_rollback_hookgo-sqlite3._Cfunc_sqlite3_stmt_readonlygo-sqlite3._Ctype_struct_sqlite3_backupgo-keychain._Cfunc_CFDateGetAbsoluteTimego-keychain._Cfunc_CFDictionaryGetTypeIDgo-keychain._Cfunc_CFStringGetCStringPtrgo-libfido2._Cfunc_fido_dev_info_productgo-libfido2._Ctype_struct_fido_cbor_infogo-sqlite3._Cfunc__sqlite3_step_internalgo-sqlite3._Cfunc_sqlite3_clear_bindingsgo-sqlite3._Cfunc_sqlite3_get_autocommitgo-sqlite3._Cfunc_sqlite3_load_extensiongo-sqlite3._Cfunc_sqlite3_set_authorizergo-sqlite3._Ctype_struct_sqlite3_contextgo-libfido2._Cfunc_fido_assert_allow_credgo-libfido2._Cfunc_fido_dev_get_cbor_infogo-libfido2._Cfunc_fido_dev_info_manifestgo-sqlite3._Cfunc_sqlite3_column_decltypego-keychain._Cfunc_CFCopyTypeIDDescriptiongo-keychain._Cfunc_CFDictionaryCreateSafe2go-keychain._Cfunc_CFStringCreateWithBytesgo-libfido2._Cfunc_fido_assert_user_id_lengo-libfido2._Cfunc_fido_assert_user_id_ptrgo-sqlite3._Cfunc__sqlite3_create_functiongo-sqlite3._Cfunc_sqlite3_backup_pagecountgo-sqlite3._Cfunc_sqlite3_backup_remaininggo-sqlite3._Cfunc_sqlite3_create_collationgo-sqlite3._Cfunc_sqlite3_extended_errcodego-libfido2._Cfunc_fido_assert_authdata_lengo-libfido2._Cfunc_fido_assert_authdata_ptrgo-sqlite3._Cfunc_sqlite3_aggregate_contextgo-libfido2._Cfunc_fido_assert_set_hmac_saltgo-libfido2._Cfunc_fido_cbor_info_aaguid_lengo-libfido2._Cfunc_fido_cbor_info_aaguid_ptrgo-sqlite3._Cfunc__sqlite3_step_row_internalgo-libfido2._Cfunc_fido_assert_set_extensionsgo-libfido2._Cfunc_fido_cbor_info_options_lengo-libfido2._Cfunc_fido_assert_hmac_secret_lengo-libfido2._Cfunc_fido_assert_hmac_secret_ptrgo-libfido2._Cfunc_fido_cbor_info_versions_lengo-libfido2._Cfunc_fido_cbor_info_versions_ptrgo-sqlite3._Cfunc__sqlite3_prepare_v2_internalgo-sqlite3._Cfunc_sqlite3_bind_parameter_countgo-sqlite3._Cfunc_sqlite3_bind_parameter_indexgo-keychain._Cfunc_CFDictionaryGetKeysAndValuesgo-libfido2._Cfunc_fido_cbor_info_protocols_lengo-libfido2._Cfunc_fido_cbor_info_protocols_ptrgo-libfido2._Cfunc_fido_dev_info_product_stringgo-sqlite3._Cfunc_sqlite3_enable_load_extensiongo-libfido2._Cfunc_fido_cbor_info_extensions_lengo-libfido2._Cfunc_fido_cbor_info_extensions_ptrgo-libfido2._Cfunc_fido_assert_set_clientdata_hashgo-libfido2._Cfunc_fido_cbor_info_options_name_ptrgo-libfido2._Cfunc_fido_cbor_info_options_value_ptrgo-keychain._Cfunc_CFStringGetMaximumSizeForEncodinggo-libfido2._Cfunc_fido_dev_info_manufacturer_string

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Security and privacy

Code signing, notarization, and entitlement analysis for Proton Mail Bridge.

Code Signing

Good
Signed
Notarized
Hardened Runtime

Developer ID Application: Proton AG (2SB5Z68H26)

When was Proton Mail Bridge last updated?

9 tracked releases since January 2025.

Latest: v3.23.1
March 23, 2026
v3.23.1
Mar 23, 2026
v3.22.0
Feb 9, 2026
v3.21.2
Jul 21, 2025
v3.21.1
Jun 18, 2025
v3.20.0
May 15, 2025
v3.19.0
Apr 1, 2025
v3.18.0
Mar 6, 2025
v3.17.0
Feb 10, 2025
v3.16.0
Jan 13, 2025

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Last verified March 29, 2026

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