diff --git a/packages/core/src/storage/index.ts b/packages/core/src/storage/index.ts
index 6f27696c..7b943ffc 100644
--- a/packages/core/src/storage/index.ts
+++ b/packages/core/src/storage/index.ts
@@ -2,4 +2,5 @@ export * from './driver.js'
 export * from './memory/index.js'
 export * from './provider.js'
 export * from './repository/index.js'
+export * from './sqlite/index.js'
 export * from './storage.js'
diff --git a/packages/core/src/storage/sqlite/driver.ts b/packages/core/src/storage/sqlite/driver.ts
new file mode 100644
index 00000000..b6478fc8
--- /dev/null
+++ b/packages/core/src/storage/sqlite/driver.ts
@@ -0,0 +1,168 @@
+import { getPlatform } from '../../platform.js'
+import { BaseStorageDriver } from '../driver.js'
+import { ISqliteDatabase, ISqliteStatement } from './types.js'
+
+const MIGRATIONS_TABLE_NAME = 'mtcute_migrations'
+const MIGRATIONS_TABLE_SQL = `
+create table if not exists ${MIGRATIONS_TABLE_NAME} (
+    repo text not null primary key,
+    version integer not null
+);
+`.trim()
+
+type MigrationFunction = (db: ISqliteDatabase) => void
+
+export abstract class BaseSqliteStorageDriver extends BaseStorageDriver {
+    db!: ISqliteDatabase
+
+    private _pending: [ISqliteStatement, unknown[]][] = []
+    private _runMany!: (stmts: [ISqliteStatement, unknown[]][]) => void
+    private _cleanup?: () => void
+
+    private _migrations: Map<string, Map<number, MigrationFunction>> = new Map()
+    private _maxVersion: Map<string, number> = new Map()
+
+    // todo: remove in 1.0.0
+    private _legacyMigrations: Map<string, MigrationFunction> = new Map()
+
+    registerLegacyMigration(repo: string, migration: MigrationFunction): void {
+        if (this.loaded) {
+            throw new Error('Cannot register migrations after loading')
+        }
+
+        this._legacyMigrations.set(repo, migration)
+    }
+
+    registerMigration(repo: string, version: number, migration: MigrationFunction): void {
+        if (this.loaded) {
+            throw new Error('Cannot register migrations after loading')
+        }
+
+        let map = this._migrations.get(repo)
+
+        if (!map) {
+            map = new Map()
+            this._migrations.set(repo, map)
+        }
+
+        if (map.has(version)) {
+            throw new Error(`Migration for ${repo} version ${version} is already registered`)
+        }
+
+        map.set(version, migration)
+
+        const prevMax = this._maxVersion.get(repo) ?? 0
+
+        if (version > prevMax) {
+            this._maxVersion.set(repo, version)
+        }
+    }
+
+    private _onLoad = new Set<(db: ISqliteDatabase) => void>()
+
+    onLoad(cb: (db: ISqliteDatabase) => void): void {
+        if (this.loaded) {
+            cb(this.db)
+        } else {
+            this._onLoad.add(cb)
+        }
+    }
+
+    _writeLater(stmt: ISqliteStatement, params: unknown[]): void {
+        this._pending.push([stmt, params])
+    }
+
+    private _runLegacyMigrations = false
+
+    _initialize(): void {
+        const hasLegacyTables = this.db
+            .prepare("select name from sqlite_master where type = 'table' and name = 'kv'")
+            .get()
+
+        if (hasLegacyTables) {
+            this._log.info('legacy tables detected, will run migrations')
+            this._runLegacyMigrations = true
+        }
+
+        this.db.exec(MIGRATIONS_TABLE_SQL)
+
+        const writeVersion = this.db.prepare(
+            `insert or replace into ${MIGRATIONS_TABLE_NAME} (repo, version) values (?, ?)`,
+        )
+        const getVersion = this.db.prepare(`select version from ${MIGRATIONS_TABLE_NAME} where repo = ?`)
+
+        const didUpgrade = new Set<string>()
+
+        for (const repo of this._migrations.keys()) {
+            const res = getVersion.get(repo) as { version: number } | undefined
+
+            const startVersion = res?.version ?? 0
+            let fromVersion = startVersion
+
+            const migrations = this._migrations.get(repo)!
+            const targetVer = this._maxVersion.get(repo)!
+
+            while (fromVersion < targetVer) {
+                const nextVersion = fromVersion + 1
+                const migration = migrations.get(nextVersion)
+
+                if (!migration) {
+                    throw new Error(`No migration for ${repo} to version ${nextVersion}`)
+                }
+
+                migration(this.db)
+
+                fromVersion = nextVersion
+                didUpgrade.add(repo)
+            }
+
+            if (fromVersion !== startVersion) {
+                writeVersion.run(repo, targetVer)
+            }
+        }
+    }
+
+    abstract _createDatabase(): ISqliteDatabase
+
+    _load(): void {
+        this.db = this._createDatabase()
+
+        this._runMany = this.db.transaction((stmts: [ISqliteStatement, unknown[]][]) => {
+            stmts.forEach((stmt) => {
+                stmt[0].run(stmt[1])
+            })
+        })
+
+        this.db.transaction(() => this._initialize())()
+
+        this._cleanup = getPlatform().beforeExit(() => {
+            this._save()
+            this._destroy()
+        })
+        for (const cb of this._onLoad) cb(this.db)
+
+        if (this._runLegacyMigrations) {
+            this.db.transaction(() => {
+                for (const migration of this._legacyMigrations.values()) {
+                    migration(this.db)
+                }
+
+                // in case _writeLater was used
+                this._runMany(this._pending)
+            })()
+        }
+    }
+
+    _save(): void {
+        if (!this._pending.length) return
+
+        this._runMany(this._pending)
+        this._pending = []
+    }
+
+    _destroy(): void {
+        this.db.close()
+        this._cleanup?.()
+        this._cleanup = undefined
+    }
+}
diff --git a/packages/core/src/storage/sqlite/index.ts b/packages/core/src/storage/sqlite/index.ts
new file mode 100644
index 00000000..37218f7d
--- /dev/null
+++ b/packages/core/src/storage/sqlite/index.ts
@@ -0,0 +1,19 @@
+import { ITelegramStorageProvider } from '../../highlevel/storage/provider.js'
+import { IMtStorageProvider } from '../provider.js'
+import { BaseSqliteStorageDriver } from './driver.js'
+import { SqliteAuthKeysRepository } from './repository/auth-keys.js'
+import { SqliteKeyValueRepository } from './repository/kv.js'
+import { SqlitePeersRepository } from './repository/peers.js'
+import { SqliteRefMessagesRepository } from './repository/ref-messages.js'
+
+export { BaseSqliteStorageDriver }
+export * from './types.js'
+
+export class BaseSqliteStorage implements IMtStorageProvider, ITelegramStorageProvider {
+    constructor(readonly driver: BaseSqliteStorageDriver) {}
+
+    readonly authKeys = new SqliteAuthKeysRepository(this.driver)
+    readonly kv = new SqliteKeyValueRepository(this.driver)
+    readonly refMessages = new SqliteRefMessagesRepository(this.driver)
+    readonly peers = new SqlitePeersRepository(this.driver)
+}
diff --git a/packages/sqlite/src/repository/auth-keys.ts b/packages/core/src/storage/sqlite/repository/auth-keys.ts
similarity index 82%
rename from packages/sqlite/src/repository/auth-keys.ts
rename to packages/core/src/storage/sqlite/repository/auth-keys.ts
index 06b4e2fd..147f8898 100644
--- a/packages/sqlite/src/repository/auth-keys.ts
+++ b/packages/core/src/storage/sqlite/repository/auth-keys.ts
@@ -1,8 +1,6 @@
-import { Statement } from 'better-sqlite3'
-
-import { IAuthKeysRepository } from '@mtcute/core'
-
-import { SqliteStorageDriver } from '../driver.js'
+import { IAuthKeysRepository } from '../../repository/auth-keys.js'
+import { BaseSqliteStorageDriver } from '../driver.js'
+import { ISqliteStatement } from '../types.js'
 
 interface AuthKeyDto {
     dc: number
@@ -15,7 +13,7 @@ interface TempAuthKeyDto extends AuthKeyDto {
 }
 
 export class SqliteAuthKeysRepository implements IAuthKeysRepository {
-    constructor(readonly _driver: SqliteStorageDriver) {
+    constructor(readonly _driver: BaseSqliteStorageDriver) {
         _driver.registerMigration('auth_keys', 1, (db) => {
             db.exec(`
                 create table if not exists auth_keys (
@@ -47,8 +45,8 @@ export class SqliteAuthKeysRepository implements IAuthKeysRepository {
         })
     }
 
-    private _set!: Statement
-    private _del!: Statement
+    private _set!: ISqliteStatement
+    private _del!: ISqliteStatement
     set(dc: number, key: Uint8Array | null): void {
         if (!key) {
             this._del.run(dc)
@@ -59,7 +57,7 @@ export class SqliteAuthKeysRepository implements IAuthKeysRepository {
         this._set.run(dc, key)
     }
 
-    private _get!: Statement
+    private _get!: ISqliteStatement
     get(dc: number): Uint8Array | null {
         const row = this._get.get(dc)
         if (!row) return null
@@ -67,8 +65,8 @@ export class SqliteAuthKeysRepository implements IAuthKeysRepository {
         return (row as AuthKeyDto).key
     }
 
-    private _setTemp!: Statement
-    private _delTemp!: Statement
+    private _setTemp!: ISqliteStatement
+    private _delTemp!: ISqliteStatement
     setTemp(dc: number, idx: number, key: Uint8Array | null, expires: number): void {
         if (!key) {
             this._delTemp.run(dc, idx)
@@ -79,7 +77,7 @@ export class SqliteAuthKeysRepository implements IAuthKeysRepository {
         this._setTemp.run(dc, idx, key, expires)
     }
 
-    private _getTemp!: Statement
+    private _getTemp!: ISqliteStatement
     getTemp(dc: number, idx: number, now: number): Uint8Array | null {
         const row = this._getTemp.get(dc, idx, now)
         if (!row) return null
@@ -87,13 +85,13 @@ export class SqliteAuthKeysRepository implements IAuthKeysRepository {
         return (row as TempAuthKeyDto).key
     }
 
-    private _delTempAll!: Statement
+    private _delTempAll!: ISqliteStatement
     deleteByDc(dc: number): void {
         this._del.run(dc)
         this._delTempAll.run(dc)
     }
 
-    private _delAll!: Statement
+    private _delAll!: ISqliteStatement
     deleteAll(): void {
         this._delAll.run()
     }
diff --git a/packages/sqlite/src/repository/kv.ts b/packages/core/src/storage/sqlite/repository/kv.ts
similarity index 84%
rename from packages/sqlite/src/repository/kv.ts
rename to packages/core/src/storage/sqlite/repository/kv.ts
index 45632508..713249b1 100644
--- a/packages/sqlite/src/repository/kv.ts
+++ b/packages/core/src/storage/sqlite/repository/kv.ts
@@ -1,11 +1,13 @@
-import { Statement } from 'better-sqlite3'
-
-import { IKeyValueRepository } from '@mtcute/core'
-import { CurrentUserService, DefaultDcsService, ServiceOptions, UpdatesStateService } from '@mtcute/core/utils.js'
 import { __tlReaderMap } from '@mtcute/tl/binary/reader.js'
 import { __tlWriterMap } from '@mtcute/tl/binary/writer.js'
 
-import { SqliteStorageDriver } from '../driver.js'
+import { CurrentUserService } from '../../../highlevel/storage/service/current-user.js'
+import { UpdatesStateService } from '../../../highlevel/storage/service/updates.js'
+import { IKeyValueRepository } from '../../repository/key-value.js'
+import { ServiceOptions } from '../../service/base.js'
+import { DefaultDcsService } from '../../service/default-dcs.js'
+import { BaseSqliteStorageDriver } from '../driver.js'
+import { ISqliteStatement } from '../types.js'
 
 interface KeyValueDto {
     key: string
@@ -13,7 +15,7 @@ interface KeyValueDto {
 }
 
 export class SqliteKeyValueRepository implements IKeyValueRepository {
-    constructor(readonly _driver: SqliteStorageDriver) {
+    constructor(readonly _driver: BaseSqliteStorageDriver) {
         _driver.registerMigration('kv', 1, (db) => {
             db.exec(`
                 create table key_value (
@@ -88,12 +90,12 @@ export class SqliteKeyValueRepository implements IKeyValueRepository {
         /* eslint-enable @typescript-eslint/no-unsafe-argument */
     }
 
-    private _set!: Statement
+    private _set!: ISqliteStatement
     set(key: string, value: Uint8Array): void {
         this._driver._writeLater(this._set, [key, value])
     }
 
-    private _get!: Statement
+    private _get!: ISqliteStatement
     get(key: string): Uint8Array | null {
         const res = this._get.get(key)
         if (!res) return null
@@ -101,12 +103,12 @@ export class SqliteKeyValueRepository implements IKeyValueRepository {
         return (res as KeyValueDto).value
     }
 
-    private _del!: Statement
+    private _del!: ISqliteStatement
     delete(key: string): void {
         this._del.run(key)
     }
 
-    private _delAll!: Statement
+    private _delAll!: ISqliteStatement
     deleteAll(): void {
         this._delAll.run()
     }
diff --git a/packages/sqlite/src/repository/peers.ts b/packages/core/src/storage/sqlite/repository/peers.ts
similarity index 86%
rename from packages/sqlite/src/repository/peers.ts
rename to packages/core/src/storage/sqlite/repository/peers.ts
index 54a527d4..4f5a78a1 100644
--- a/packages/sqlite/src/repository/peers.ts
+++ b/packages/core/src/storage/sqlite/repository/peers.ts
@@ -1,8 +1,6 @@
-import { Statement } from 'better-sqlite3'
-
-import { IPeersRepository } from '@mtcute/core'
-
-import { SqliteStorageDriver } from '../driver.js'
+import { IPeersRepository } from '../../../highlevel/storage/repository/peers.js'
+import { BaseSqliteStorageDriver } from '../driver.js'
+import { ISqliteStatement } from '../types.js'
 
 interface PeerDto {
     id: number
@@ -26,7 +24,7 @@ function mapPeerDto(dto: PeerDto): IPeersRepository.PeerInfo {
 }
 
 export class SqlitePeersRepository implements IPeersRepository {
-    constructor(readonly _driver: SqliteStorageDriver) {
+    constructor(readonly _driver: BaseSqliteStorageDriver) {
         _driver.registerMigration('peers', 1, (db) => {
             db.exec(`
                 create table peers (
@@ -60,7 +58,7 @@ export class SqlitePeersRepository implements IPeersRepository {
         })
     }
 
-    private _store!: Statement
+    private _store!: ISqliteStatement
     store(peer: IPeersRepository.PeerInfo): void {
         this._driver._writeLater(this._store, [
             peer.id,
@@ -73,7 +71,7 @@ export class SqlitePeersRepository implements IPeersRepository {
         ])
     }
 
-    private _getById!: Statement
+    private _getById!: ISqliteStatement
     getById(id: number): IPeersRepository.PeerInfo | null {
         const row = this._getById.get(id)
         if (!row) return null
@@ -81,7 +79,7 @@ export class SqlitePeersRepository implements IPeersRepository {
         return mapPeerDto(row as PeerDto)
     }
 
-    private _getByUsername!: Statement
+    private _getByUsername!: ISqliteStatement
     getByUsername(username: string): IPeersRepository.PeerInfo | null {
         const row = this._getByUsername.get(username)
         if (!row) return null
@@ -89,7 +87,7 @@ export class SqlitePeersRepository implements IPeersRepository {
         return mapPeerDto(row as PeerDto)
     }
 
-    private _getByPhone!: Statement
+    private _getByPhone!: ISqliteStatement
     getByPhone(phone: string): IPeersRepository.PeerInfo | null {
         const row = this._getByPhone.get(phone)
         if (!row) return null
@@ -97,7 +95,7 @@ export class SqlitePeersRepository implements IPeersRepository {
         return mapPeerDto(row as PeerDto)
     }
 
-    private _delAll!: Statement
+    private _delAll!: ISqliteStatement
     deleteAll(): void {
         this._delAll.run()
     }
diff --git a/packages/sqlite/src/repository/ref-messages.ts b/packages/core/src/storage/sqlite/repository/ref-messages.ts
similarity index 84%
rename from packages/sqlite/src/repository/ref-messages.ts
rename to packages/core/src/storage/sqlite/repository/ref-messages.ts
index af4332af..ff42516c 100644
--- a/packages/sqlite/src/repository/ref-messages.ts
+++ b/packages/core/src/storage/sqlite/repository/ref-messages.ts
@@ -1,8 +1,7 @@
-import { Statement } from 'better-sqlite3'
-
 import { IReferenceMessagesRepository } from '@mtcute/core'
 
-import { SqliteStorageDriver } from '../driver.js'
+import { BaseSqliteStorageDriver } from '../driver.js'
+import { ISqliteStatement } from '../types.js'
 
 interface ReferenceMessageDto {
     peer_id: number
@@ -11,7 +10,7 @@ interface ReferenceMessageDto {
 }
 
 export class SqliteRefMessagesRepository implements IReferenceMessagesRepository {
-    constructor(readonly _driver: SqliteStorageDriver) {
+    constructor(readonly _driver: BaseSqliteStorageDriver) {
         _driver.registerMigration('ref_messages', 1, (db) => {
             db.exec(`
                 create table if not exists message_refs (
@@ -36,12 +35,12 @@ export class SqliteRefMessagesRepository implements IReferenceMessagesRepository
         })
     }
 
-    private _store!: Statement
+    private _store!: ISqliteStatement
     store(peerId: number, chatId: number, msgId: number): void {
         this._store.run(peerId, chatId, msgId)
     }
 
-    private _getByPeer!: Statement
+    private _getByPeer!: ISqliteStatement
     getByPeer(peerId: number): [number, number] | null {
         const res = this._getByPeer.get(peerId)
         if (!res) return null
@@ -51,19 +50,19 @@ export class SqliteRefMessagesRepository implements IReferenceMessagesRepository
         return [res_.chat_id, res_.msg_id]
     }
 
-    private _del!: Statement
+    private _del!: ISqliteStatement
     delete(chatId: number, msgIds: number[]): void {
         for (const msgId of msgIds) {
             this._driver._writeLater(this._del, [chatId, msgId])
         }
     }
 
-    private _delByPeer!: Statement
+    private _delByPeer!: ISqliteStatement
     deleteByPeer(peerId: number): void {
         this._delByPeer.run(peerId)
     }
 
-    private _delAll!: Statement
+    private _delAll!: ISqliteStatement
     deleteAll(): void {
         this._delAll.run()
     }
diff --git a/packages/core/src/storage/sqlite/types.ts b/packages/core/src/storage/sqlite/types.ts
new file mode 100644
index 00000000..6527835d
--- /dev/null
+++ b/packages/core/src/storage/sqlite/types.ts
@@ -0,0 +1,22 @@
+/**
+ * An abstract interface for a SQLite database.
+ *
+ * Roughly based on `better-sqlite3`'s `Database` class,
+ * (which can be used as-is), but only with the methods
+ * that are used by mtcute.
+ */
+export interface ISqliteDatabase {
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
+    transaction<F extends (...args: any[]) => any>(fn: F): F
+
+    prepare<BindParameters extends unknown[]>(sql: string): ISqliteStatement<BindParameters>
+
+    exec(sql: string): void
+    close(): void
+}
+
+export interface ISqliteStatement<BindParameters extends unknown[] = unknown[]> {
+    run(...params: BindParameters): void
+    get(...params: BindParameters): unknown
+    all(...params: BindParameters): unknown[]
+}
diff --git a/packages/dispatcher/package.json b/packages/dispatcher/package.json
index 46385d5a..dd3b1735 100644
--- a/packages/dispatcher/package.json
+++ b/packages/dispatcher/package.json
@@ -26,13 +26,5 @@
     },
     "devDependencies": {
         "@mtcute/test": "workspace:^"
-    },
-    "peerDependencies": {
-        "@mtcute/sqlite": "workspace:^"
-    },
-    "peerDependenciesMeta": {
-        "@mtcute/sqlite": {
-            "optional": true
-        }
     }
 }
diff --git a/packages/dispatcher/src/state/providers/sqlite.ts b/packages/dispatcher/src/state/providers/sqlite.ts
index 38ebc5de..5b3423db 100644
--- a/packages/dispatcher/src/state/providers/sqlite.ts
+++ b/packages/dispatcher/src/state/providers/sqlite.ts
@@ -1,5 +1,4 @@
-import { MaybePromise } from '@mtcute/core'
-import type { SqliteStorage, SqliteStorageDriver, Statement } from '@mtcute/sqlite'
+import { BaseSqliteStorage, BaseSqliteStorageDriver, ISqliteStatement, MaybePromise } from '@mtcute/core'
 
 import { IStateStorageProvider } from '../provider.js'
 import { IStateRepository } from '../repository.js'
@@ -15,7 +14,7 @@ interface RateLimitDto {
 }
 
 class SqliteStateRepository implements IStateRepository {
-    constructor(readonly _driver: SqliteStorageDriver) {
+    constructor(readonly _driver: BaseSqliteStorageDriver) {
         _driver.registerMigration('state', 1, (db) => {
             db.exec(`
                 create table fsm_state (
@@ -49,12 +48,12 @@ class SqliteStateRepository implements IStateRepository {
         })
     }
 
-    private _setState!: Statement
+    private _setState!: ISqliteStatement
     setState(key: string, state: string, ttl?: number | undefined): MaybePromise<void> {
         this._setState.run(key, state, ttl ? Date.now() + ttl * 1000 : undefined)
     }
 
-    private _getState!: Statement
+    private _getState!: ISqliteStatement
     getState(key: string, now: number): MaybePromise<string | null> {
         const res_ = this._getState.get(key)
         if (!res_) return null
@@ -69,21 +68,21 @@ class SqliteStateRepository implements IStateRepository {
         return res.value
     }
 
-    private _deleteState!: Statement
+    private _deleteState!: ISqliteStatement
     deleteState(key: string): MaybePromise<void> {
         this._deleteState.run(key)
     }
 
-    private _deleteOldState!: Statement
-    private _deleteOldRl!: Statement
+    private _deleteOldState!: ISqliteStatement
+    private _deleteOldRl!: ISqliteStatement
     vacuum(now: number): MaybePromise<void> {
         this._deleteOldState.run(now)
         this._deleteOldRl.run(now)
     }
 
-    private _setRl!: Statement
-    private _getRl!: Statement
-    private _deleteRl!: Statement
+    private _setRl!: ISqliteStatement
+    private _getRl!: ISqliteStatement
+    private _deleteRl!: ISqliteStatement
 
     getRateLimit(key: string, now: number, limit: number, window: number): [number, number] {
         const val = this._getRl.get(key) as RateLimitDto | undefined
@@ -117,9 +116,9 @@ class SqliteStateRepository implements IStateRepository {
 }
 
 export class SqliteStateStorage implements IStateStorageProvider {
-    constructor(readonly driver: SqliteStorageDriver) {}
+    constructor(readonly driver: BaseSqliteStorageDriver) {}
 
-    static from(provider: SqliteStorage) {
+    static from(provider: BaseSqliteStorage) {
         return new SqliteStateStorage(provider.driver)
     }
 
diff --git a/packages/sqlite/src/driver.ts b/packages/sqlite/src/driver.ts
index 42ddeb83..fcfc4cb7 100644
--- a/packages/sqlite/src/driver.ts
+++ b/packages/sqlite/src/driver.ts
@@ -1,7 +1,6 @@
-import sqlite3, { Database, Options, Statement } from 'better-sqlite3'
+import sqlite3, { Options } from 'better-sqlite3'
 
-import { BaseStorageDriver } from '@mtcute/core'
-import { getPlatform } from '@mtcute/core/platform.js'
+import { BaseSqliteStorageDriver, ISqliteDatabase } from '@mtcute/core'
 
 export interface SqliteStorageDriverOptions {
     /**
@@ -22,19 +21,7 @@ export interface SqliteStorageDriverOptions {
     options?: Options
 }
 
-const MIGRATIONS_TABLE_NAME = 'mtcute_migrations'
-const MIGRATIONS_TABLE_SQL = `
-create table if not exists ${MIGRATIONS_TABLE_NAME} (
-    repo text not null primary key,
-    version integer not null
-);
-`.trim()
-
-type MigrationFunction = (db: Database) => void
-
-export class SqliteStorageDriver extends BaseStorageDriver {
-    db!: Database
-
+export class SqliteStorageDriver extends BaseSqliteStorageDriver {
     constructor(
         readonly filename = ':memory:',
         readonly params?: SqliteStorageDriverOptions,
@@ -42,159 +29,16 @@ export class SqliteStorageDriver extends BaseStorageDriver {
         super()
     }
 
-    private _pending: [Statement, unknown[]][] = []
-    private _runMany!: (stmts: [Statement, unknown[]][]) => void
-    private _cleanup?: () => void
-
-    private _migrations: Map<string, Map<number, MigrationFunction>> = new Map()
-    private _maxVersion: Map<string, number> = new Map()
-
-    // todo: remove in 1.0.0 + remove direct dep on @mtcute/tl
-    private _legacyMigrations: Map<string, MigrationFunction> = new Map()
-
-    registerLegacyMigration(repo: string, migration: MigrationFunction): void {
-        if (this.loaded) {
-            throw new Error('Cannot register migrations after loading')
-        }
-
-        this._legacyMigrations.set(repo, migration)
-    }
-
-    registerMigration(repo: string, version: number, migration: MigrationFunction): void {
-        if (this.loaded) {
-            throw new Error('Cannot register migrations after loading')
-        }
-
-        let map = this._migrations.get(repo)
-
-        if (!map) {
-            map = new Map()
-            this._migrations.set(repo, map)
-        }
-
-        if (map.has(version)) {
-            throw new Error(`Migration for ${repo} version ${version} is already registered`)
-        }
-
-        map.set(version, migration)
-
-        const prevMax = this._maxVersion.get(repo) ?? 0
-
-        if (version > prevMax) {
-            this._maxVersion.set(repo, version)
-        }
-    }
-
-    private _onLoad = new Set<(db: Database) => void>()
-
-    onLoad(cb: (db: Database) => void): void {
-        if (this.loaded) {
-            cb(this.db)
-        } else {
-            this._onLoad.add(cb)
-        }
-    }
-
-    _writeLater(stmt: Statement, params: unknown[]): void {
-        this._pending.push([stmt, params])
-    }
-
-    private _runLegacyMigrations = false
-
-    _initialize(): void {
-        const hasLegacyTables = this.db
-            .prepare("select name from sqlite_master where type = 'table' and name = 'kv'")
-            .get()
-
-        if (hasLegacyTables) {
-            this._log.info('legacy tables detected, will run migrations')
-            this._runLegacyMigrations = true
-        }
-
-        this.db.exec(MIGRATIONS_TABLE_SQL)
-
-        const writeVersion = this.db.prepare(
-            `insert or replace into ${MIGRATIONS_TABLE_NAME} (repo, version) values (?, ?)`,
-        )
-        const getVersion = this.db.prepare(`select version from ${MIGRATIONS_TABLE_NAME} where repo = ?`)
-
-        const didUpgrade = new Set<string>()
-
-        for (const repo of this._migrations.keys()) {
-            const res = getVersion.get(repo) as { version: number } | undefined
-
-            const startVersion = res?.version ?? 0
-            let fromVersion = startVersion
-
-            const migrations = this._migrations.get(repo)!
-            const targetVer = this._maxVersion.get(repo)!
-
-            while (fromVersion < targetVer) {
-                const nextVersion = fromVersion + 1
-                const migration = migrations.get(nextVersion)
-
-                if (!migration) {
-                    throw new Error(`No migration for ${repo} to version ${nextVersion}`)
-                }
-
-                migration(this.db)
-
-                fromVersion = nextVersion
-                didUpgrade.add(repo)
-            }
-
-            if (fromVersion !== startVersion) {
-                writeVersion.run(repo, targetVer)
-            }
-        }
-    }
-
-    _load(): void {
-        this.db = sqlite3(this.filename, {
+    _createDatabase(): ISqliteDatabase {
+        const db = sqlite3(this.filename, {
             ...this.params?.options,
             verbose: this._log.mgr.level >= 5 ? (this._log.verbose as Options['verbose']) : undefined,
         })
 
         if (!this.params?.disableWal) {
-            this.db.pragma('journal_mode = WAL')
+            db.pragma('journal_mode = WAL')
         }
 
-        this._runMany = this.db.transaction((stmts: [Statement, unknown[]][]) => {
-            stmts.forEach((stmt) => {
-                stmt[0].run(stmt[1])
-            })
-        })
-
-        this.db.transaction(() => this._initialize())()
-
-        this._cleanup = getPlatform().beforeExit(() => {
-            this._save()
-            this._destroy()
-        })
-        for (const cb of this._onLoad) cb(this.db)
-
-        if (this._runLegacyMigrations) {
-            this.db.transaction(() => {
-                for (const migration of this._legacyMigrations.values()) {
-                    migration(this.db)
-                }
-
-                // in case _writeLater was used
-                this._runMany(this._pending)
-            })()
-        }
-    }
-
-    _save(): void {
-        if (!this._pending.length) return
-
-        this._runMany(this._pending)
-        this._pending = []
-    }
-
-    _destroy(): void {
-        this.db.close()
-        this._cleanup?.()
-        this._cleanup = undefined
+        return db as ISqliteDatabase
     }
 }
diff --git a/packages/sqlite/src/index.ts b/packages/sqlite/src/index.ts
index 2fb42852..516b319f 100644
--- a/packages/sqlite/src/index.ts
+++ b/packages/sqlite/src/index.ts
@@ -1,24 +1,15 @@
-import { IMtStorageProvider, ITelegramStorageProvider } from '@mtcute/core'
+import { BaseSqliteStorage } from '@mtcute/core'
 
 import { SqliteStorageDriver, SqliteStorageDriverOptions } from './driver.js'
-import { SqliteAuthKeysRepository } from './repository/auth-keys.js'
-import { SqliteKeyValueRepository } from './repository/kv.js'
-import { SqlitePeersRepository } from './repository/peers.js'
-import { SqliteRefMessagesRepository } from './repository/ref-messages.js'
 
 export { SqliteStorageDriver } from './driver.js'
 export type { Statement } from 'better-sqlite3'
 
-export class SqliteStorage implements IMtStorageProvider, ITelegramStorageProvider {
+export class SqliteStorage extends BaseSqliteStorage {
     constructor(
         readonly filename = ':memory:',
         readonly params?: SqliteStorageDriverOptions,
-    ) {}
-
-    readonly driver = new SqliteStorageDriver(this.filename, this.params)
-
-    readonly authKeys = new SqliteAuthKeysRepository(this.driver)
-    readonly kv = new SqliteKeyValueRepository(this.driver)
-    readonly refMessages = new SqliteRefMessagesRepository(this.driver)
-    readonly peers = new SqlitePeersRepository(this.driver)
+    ) {
+        super(new SqliteStorageDriver(filename, params))
+    }
 }
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index e62e9818..814de55d 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -205,9 +205,6 @@ importers:
       '@mtcute/core':
         specifier: workspace:^
         version: link:../core
-      '@mtcute/sqlite':
-        specifier: workspace:^
-        version: link:../sqlite
       events:
         specifier: 3.2.0
         version: 3.2.0