diff --git a/CHANGELOG.md b/CHANGELOG.md
index 21fcd2aac7..6b076ea91c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
# Changelog
+## Unreleased
+
+### Features
+
+- chore: Add THIRD_PARTY_NOTICES.md for vendored third-party code ([#5186](https://github.com/getsentry/sentry-java/pull/5186))
+
## 8.34.1
### Fixes
diff --git a/THIRD_PARTY_NOTICES.md b/THIRD_PARTY_NOTICES.md
new file mode 100644
index 0000000000..8b2141cc59
--- /dev/null
+++ b/THIRD_PARTY_NOTICES.md
@@ -0,0 +1,458 @@
+# Third-Party Software Notices and Information
+
+The Sentry Java SDK distribution includes software developed by third parties which carry their own copyright notices and license terms. These notices are provided below.
+
+In the event that a required notice is missing or incorrect, please inform us by creating an issue [here](https://github.com/getsentry/sentry-java/issues).
+
+---
+
+## Google GSON (Apache 2.0)
+
+**Source:** https://github.com/google/gson (Tag: gson-parent-2.8.7)
+**License:** Apache License 2.0
+**Copyright:** Copyright (C) 2010 Google Inc.
+
+### Scope
+
+The Sentry Java SDK includes vendored JSON stream reading and writing classes extracted from the GSON library. The code resides in the `io.sentry.vendor.gson.stream` package and includes `JsonReader`, `JsonWriter`, `JsonScope`, `JsonToken`, and `MalformedJsonException`.
+
+```
+Copyright (C) 2010 Google Inc.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+```
+
+---
+
+## FasterXML Jackson — ISO8601Utils (Apache 2.0)
+
+**Source:** https://github.com/FasterXML/jackson-databind
+**License:** Apache License 2.0
+**Copyright:** Copyright (C) 2007-, Tatu Saloranta
+
+### Scope
+
+The Sentry Java SDK includes an adapted version of `ISO8601Utils` from the Jackson Databind library for ISO 8601 date/time parsing and formatting. The code resides in `io.sentry.vendor.gson.internal.bind.util.ISO8601Utils`.
+
+```
+Copyright (C) 2007-, Tatu Saloranta
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+```
+
+---
+
+## Android Open Source Project — Base64 (Apache 2.0)
+
+**Source:** https://cs.android.com/android/platform/superproject/main/+/main:frameworks/base/core/java/android/util/Base64.java
+**License:** Apache License 2.0
+**Copyright:** Copyright (C) 2010 The Android Open Source Project
+
+### Scope
+
+The Sentry Java SDK includes an adapted version of the Android `Base64` class for Base64 encoding and decoding on non-Android platforms. The code resides in `io.sentry.vendor.Base64`.
+
+```
+Copyright (C) 2010 The Android Open Source Project
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+```
+
+---
+
+## Square — Tape (Apache 2.0)
+
+**Source:** https://github.com/square/tape (Commit: 445cd3fd0a7b3ec48c9ea3e0e86663fe6d3735d8)
+**License:** Apache License 2.0
+**Copyright:** Copyright (C) 2010 Square, Inc.
+
+### Scope
+
+The Sentry Java SDK includes an adapted version of Square's Tape library, a file-based FIFO queue implementation used for reliable event storage. The code resides in the `io.sentry.cache.tape` package and includes `QueueFile`, `FileObjectQueue`, and `ObjectQueue`.
+
+```
+Copyright (C) 2010 Square, Inc.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+```
+
+---
+
+## Square — Curtains (Apache 2.0)
+
+**Source:** https://github.com/square/curtains (v1.2.5)
+**License:** Apache License 2.0
+**Copyright:** Copyright 2021 Square Inc.
+
+### Scope
+
+The Sentry Java SDK includes an adapted version of Square's Curtains library for null-safe `Window.Callback` handling. The code resides in `io.sentry.android.replay.util.FixedWindowCallback`.
+
+```
+Copyright 2021 Square Inc.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+```
+
+---
+
+## Apache Commons Collections (Apache 2.0)
+
+**Source:** https://github.com/apache/commons-collections
+**License:** Apache License 2.0
+**Copyright:** Copyright The Apache Software Foundation
+
+### Scope
+
+The Sentry Java SDK includes adapted versions of `CircularFifoQueue`, `SynchronizedCollection`, and `SynchronizedQueue` from Apache Commons Collections. The code resides in `io.sentry.CircularFifoQueue`, `io.sentry.SynchronizedCollection`, and `io.sentry.SynchronizedQueue`.
+
+```
+Licensed to the Apache Software Foundation (ASF) under one or more
+contributor license agreements. See the NOTICE file distributed with
+this work for additional information regarding copyright ownership.
+The ASF licenses this file to You under the Apache License, Version 2.0
+(the "License"); you may not use this file except in compliance with
+the License. You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+```
+
+---
+
+## Matej Tymes — JavaFixes (Apache 2.0)
+
+**Source:** https://github.com/MatejTymes/JavaFixes (Commit: 37e74b9d0a29f7a47485c6d1bb1307f01fb93634)
+**License:** Apache License 2.0
+**Copyright:** Copyright (C) 2016 Matej Tymes
+
+### Scope
+
+The Sentry Java SDK includes an adapted version of `ReusableCountLatch` from the JavaFixes library for concurrent synchronization. The code resides in `io.sentry.transport.ReusableCountLatch`.
+
+```
+Copyright (C) 2016 Matej Tymes
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+```
+
+---
+
+## Baomidou — Dynamic-Datasource (Apache 2.0)
+
+**Source:** https://github.com/baomidou/dynamic-datasource
+**License:** Apache License 2.0
+**Copyright:** Copyright © 2018 organization baomidou
+
+### Scope
+
+The Sentry Java SDK includes an adapted UUID generation implementation from the Dynamic-Datasource library. The code resides in `io.sentry.util.UUIDGenerator`.
+
+```
+Copyright © 2018 organization baomidou
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+```
+
+---
+
+## Google Firebase — Android SDK (Apache 2.0)
+
+**Source:** https://github.com/firebase/firebase-android-sdk
+**License:** Apache License 2.0
+**Copyright:** Copyright 2022 Google LLC
+
+### Scope
+
+The Sentry Java SDK includes an adapted version of `FirstDrawDoneListener` from the Firebase Android SDK for detecting initial display time via `OnDrawListener`. The code resides in `io.sentry.android.core.internal.util.FirstDrawDoneListener`.
+
+```
+Copyright 2022 Google LLC
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+```
+
+---
+
+## Android Open Source Project — Thread Dump Parsing (Apache 2.0)
+
+**Source:** https://cs.android.com/android/platform/superproject/+/master:development/tools/bugreport/src/com/android/bugreport/stacks/ThreadSnapshotParser.java
+**License:** Apache License 2.0
+**Copyright:** Copyright (C) 2016 The Android Open Source Project
+
+### Scope
+
+The Sentry Java SDK includes adapted thread state and stack trace parsing code from the Android Open Source Project's bugreport tools. The code resides in the `io.sentry.android.core.internal.threaddump` package and includes `ThreadDumpParser`, `Line`, and `Lines`.
+
+```
+Copyright (C) 2016 The Android Open Source Project
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+```
+
+---
+
+## OpenTelemetry (Apache 2.0)
+
+**Source:** https://github.com/open-telemetry/opentelemetry-java (Commit: 0aacc55d1e3f5cc6dbb4f8fa26bcb657b01a7bc9)
+**License:** Apache License 2.0
+**Copyright:** Copyright The OpenTelemetry Authors
+
+### Scope
+
+The Sentry Java SDK includes an adapted version of `ThreadLocalContextStorage` from the OpenTelemetry Java SDK for thread-local context storage. The code resides in `io.sentry.opentelemetry.SentryOtelThreadLocalStorage`.
+
+```
+Copyright The OpenTelemetry Authors
+SPDX-License-Identifier: Apache-2.0
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+```
+
+---
+
+## SalomonBrys — ANR-WatchDog (MIT)
+
+**Source:** https://github.com/SalomonBrys/ANR-WatchDog (Commit: 1969075f75f5980e9000eaffbaa13b0daf282dcb)
+**License:** MIT License
+**Copyright:** Copyright (c) 2016 Salomon BRYS
+
+### Scope
+
+The Sentry Java SDK includes an adapted version of the ANR-WatchDog library for Application Not Responding (ANR) detection on Android. The code resides in `io.sentry.android.core.ANRWatchDog`.
+
+```
+MIT License
+
+Copyright (c) 2016 Salomon BRYS
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software is furnished to do so,
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+```
+
+---
+
+## Breadwallet — Root Detection (MIT)
+
+**Source:** https://github.com/Menwitz/ravencoin-android (adapted from breadwallet)
+**License:** MIT License
+**Copyright:** Copyright (c) 2016 breadwallet LLC
+
+### Scope
+
+The Sentry Java SDK includes an adapted root detection implementation from the Ravencoin Android wallet (originally from breadwallet). The code resides in `io.sentry.android.core.internal.util.RootChecker`.
+
+```
+MIT License
+
+Copyright (c) 2016 breadwallet LLC
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+```
+
+---
+
+## KilianB — PCG-Java (MIT)
+
+**Source:** https://github.com/KilianB/pcg-java
+**License:** MIT License
+**Copyright:** Copyright (c) 2018
+
+### Scope
+
+The Sentry Java SDK includes an adapted PCG-based random number generator from the pcg-java library for fast sampling. The code resides in `io.sentry.util.Random`.
+
+```
+MIT License
+
+Copyright (c) 2018
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+```
+
+---
+
+## Jon Chambers — UUID String Utils (MIT)
+
+**Source:** Jon Chambers
+**License:** MIT License
+**Copyright:** Copyright (c) 2018 Jon Chambers
+
+### Scope
+
+The Sentry Java SDK includes adapted UUID string manipulation utilities. The code resides in `io.sentry.util.UUIDStringUtils`.
+
+```
+MIT License
+
+Copyright (c) 2018 Jon Chambers
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+```