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mastg vs thunderbird-android

mastg and thunderbird-android share 4 technologies: activity-compose, core-ktx, lifecycle-runtime-ktx, and material3. Both are written in Kotlin.

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What they share and what sets them apart

OWASP

mastg

The OWASP Mobile Application Security Testing Guide (MASTG) is a comprehensive manual for mobile app security testing and reverse engineering. It describes technical processes for verifying the OWASP Mobile Security Weakness Enumeration (MASWE) weaknesses, which are in alignment with the OWASP MASVS.

Kotlin13.3kRead on November 10, 2026, at commit e818303What is mastg built with?

Only in mastg

In common

thunderbird

thunderbird-android

Thunderbird for Android – Open Source Email App for Android (fka K-9 Mail)

Kotlin14.2kRead on November 9, 2026, at commit 467787fWhat is thunderbird-android built with?

Only in thunderbird-android

  • Jetpack Compose
  • androidx.activity:activity
  • androidx.navigationevent:navigationevent
  • datastore-preferences
  • androidx.datastore:datastore
  • koin-bom
  • koin-compose
  • koin-compose-viewmodel
  • koin-core
  • koin-core-viewmodel
  • lifecycle-livedata-ktx
  • lifecycle-process
  • lifecycle-runtime-compose
  • lifecycle-viewmodel
  • lifecycle-viewmodel-compose
  • lifecycle-viewmodel-savedstate
  • navigation-compose
  • org.jetbrains.compose.runtime:runtime
  • androidx.core:core
  • adaptive
  • core-splashscreen
  • fragment-compose
  • glance-material3
  • graphics-path
  • org.jetbrains.compose.components:components-resources
  • Google
  • androidx.fragment:fragment
  • androidx.appcompat:appcompat
  • androidx.recyclerview:recyclerview
  • androidx.preference:preference
  • androidx.coordinatorlayout:coordinatorlayout
  • Glance
  • de.hdodenhof:circleimageview
  • androidx.constraintlayout:constraintlayout
  • androidx.camera:camera-view
  • androidx.glance:glance-preview
  • androidx.swiperefreshlayout:swiperefreshlayout
  • androidx.window:window
  • material-icons-extended
  • net.openid:appauth
  • androidx.biometric:biometric
  • com.github.bumptech.glide:glide
  • jdom2
  • jinja2
  • org.apache.james:apache-mime4j-dom
  • org.jsoup:jsoup
  • com.fleeksoft.ksoup:ksoup
  • com.google.zxing:core
  • json-schema-validator
  • jsonschema
  • io.ktor:ktor-client-logging
  • logback-classic
  • timber

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
mastg17,925 lines written101 code files
thunderbird-android351,476 lines written2,919 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
mastg1.9% of its commits signed by AIWith GitHub Copilot and Claude Code
thunderbird-android0% of its commits signed by AI
ActivityFrom GitHub and its history, on the day SeeRepo read it.
mastgLast push November 7, 20268,693 commits13,325 stars
thunderbird-androidLast push November 6, 202617,173 commits14,195 stars
TestsThe files that test the code, and the share of code files a test imports.
mastg135 test files6.9% of its code files have a test that imports them
thunderbird-android808 test files44.2% of its code files have a test that imports them

Frequently asked questions

Which is bigger, mastg or thunderbird-android?
thunderbird-android, with 351,476 lines written; mastg has 17,925.

The proof: thunderbird/thunderbird-android's code at commit 467787f

Which has more GitHub stars, mastg or thunderbird-android?
thunderbird-android, with 14,195 stars; mastg has 13,325.

The proof: thunderbird/thunderbird-android on GitHub

Which has more tests, mastg or thunderbird-android?
thunderbird-android, with 808 test files; mastg has 135.

The proof: thunderbird/thunderbird-android's code at commit 467787f

Which was updated more recently, mastg or thunderbird-android?
mastg: its last push was on November 7, 2026, and thunderbird-android's on November 6, 2026.

The proof: OWASP/mastg's commits on GitHub

Which has more commits signed by AI, mastg or thunderbird-android?
mastg: an AI signed 1.9% of its commits, with GitHub Copilot and Claude Code.

The proof: the commits each tool signed in OWASP/mastg

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