WCDB

Spec sheet

Purpose

WCDB is a cross-platform mobile database framework based on SQLite and SQLCipher and used in the WeChat application.Read 5 Oct 2026 · github.com

License

The repository identifies WCDB as open source and links its license file.Read 5 Oct 2026 · github.com

Concurrency

Connection pooling supports concurrent read-read and read-write access.Read 5 Oct 2026 · github.com

Developer

The repository identifies the developer as Shenzhen Tencent Computer Systems Company Limited.Read 5 Oct 2026 · github.com

Encryption

WCDB supports database encryption through SQLCipher.Read 5 Oct 2026 · github.com

Injection protection

The project describes built-in protection from SQL injection.Read 5 Oct 2026 · github.com

Installation and learning

The repository links build and installation guides and tutorials for C++, Java/Kotlin, Swift, and Objective-C.Read 5 Oct 2026 · github.com

Languages

It provides interfaces for C++, Java, Kotlin, Swift, and Objective-C.Read 5 Oct 2026 · github.com

Migration and compression

It supports configured data migration between databases and Zstd compression for selected table fields.Read 5 Oct 2026 · github.com

ORM

Its ORM supports table, index, and constraint creation and CRUD operations through language objects.Read 5 Oct 2026 · github.com

Performance

The project says it optimizes SQLite for mobile use and common expensive operations such as batch writes.Read 5 Oct 2026 · github.com

Query interface

WINQ lets developers express database queries in native language syntax instead of concatenating SQL strings.Read 5 Oct 2026 · github.com

Recovery

It includes a repair kit for database corruption recovery.Read 5 Oct 2026 · github.com

Search

WCDB provides full-text search interfaces and tokenizers for multiple languages.Read 5 Oct 2026 · github.com

Plans and prices

Every WCDB plan and price →

Where Specifiction places it

• Mobile Databases#22 of 267.5