diff --git a/README.md b/README.md
index f8867d20..79841548 100644
--- a/README.md
+++ b/README.md
@@ -4,6 +4,8 @@ LLGo Standard Libraries
 [![Build Status](https://github.com/goplus/lib/actions/workflows/go.yml/badge.svg)](https://github.com/goplus/lib/actions/workflows/go.yml)
 [![GitHub release](https://img.shields.io/github/v/tag/goplus/lib.svg?label=release)](https://github.com/goplus/lib/releases)
 [![GoDoc](https://pkg.go.dev/badge/github.com/goplus/lib.svg)](https://pkg.go.dev/github.com/goplus/lib)
+[![LLGo](https://img.shields.io/badge/powered_by-LLGo-green.svg)](https://github.com/xgo-dev/llgo)
+[![LLGo bindings](https://img.shields.io/badge/llarhub-LLGo_Bindings-brightgreen.svg)](https://github.com/xgo-dev/llgo/blob/main/doc/LLGo-Bindings.md)
 [![XGo](https://img.shields.io/badge/project-XGo-blue.svg)](https://github.com/goplus/xgo)
 <!--
 [![Coverage Status](https://codecov.io/gh/goplus/lib/branch/main/graph/badge.svg)](https://codecov.io/gh/goplus/lib)
diff --git a/c/libuv/README.md b/c/libuv/README.md
index 30f2ed5b..53f08a6c 100644
--- a/c/libuv/README.md
+++ b/c/libuv/README.md
@@ -39,6 +39,6 @@ The `_demo` directory contains our demos (it start with `_` to prevent the `go`
 To run the demos in directory `_demo`:
 
 ```sh
-cd <demo-directory>  # eg. cd _demo/sqlitedemo
+cd <demo-directory>
 llgo run .
 ```
diff --git a/c/sqlite/README.md b/c/sqlite/README.md
deleted file mode 100644
index 65c74f02..00000000
--- a/c/sqlite/README.md
+++ /dev/null
@@ -1,31 +0,0 @@
-LLGo wrapper of sqlite
-=====
-
-## How to install
-
-### on macOS (Homebrew)
-
-```sh
-brew install sqlite3
-```
-
-### on Linux (Debian/Ubuntu)
-
-```sh
-apt-get install -y libsqlite3-dev
-```
-
-## Demos
-
-The `_demo` directory contains our demos (it start with `_` to prevent the `go` command from compiling it):
-
-* [sqlitedemo](_demo/sqlitedemo/demo.go): a basic sqlite demo
-
-### How to run demos
-
-To run the demos in directory `_demo`:
-
-```sh
-cd <demo-directory>  # eg. cd _demo/sqlitedemo
-llgo run .
-```
diff --git a/c/sqlite/_demo/sqlitedemo/demo.go b/c/sqlite/_demo/sqlitedemo/demo.go
deleted file mode 100644
index aa4966b5..00000000
--- a/c/sqlite/_demo/sqlitedemo/demo.go
+++ /dev/null
@@ -1,62 +0,0 @@
-package main
-
-import (
-	"github.com/goplus/lib/c"
-	"github.com/goplus/lib/c/os"
-	"github.com/goplus/lib/c/sqlite"
-)
-
-func main() {
-	os.Remove(c.Str("test.db"))
-
-	db, err := sqlite.Open(c.Str("test.db"))
-	check(err, db, "sqlite: Open")
-
-	err = db.Exec(c.Str("CREATE TABLE users (id INTEGER PRIMARY KEY, name TEXT)"), nil, nil, nil)
-	check(err, db, "sqlite: Exec CREATE TABLE")
-
-	stmt, err := db.PrepareV3("INSERT INTO users (id, name) VALUES (?, ?)", 0, nil)
-	check(err, db, "sqlite: PrepareV3 INSERT")
-
-	stmt.BindInt(1, 100)
-	stmt.BindText(2, c.Str("Hello World"), -1, nil)
-
-	err = stmt.Step()
-	checkDone(err, db, "sqlite: Step INSERT 1")
-
-	stmt.Reset()
-	stmt.BindInt(1, 200)
-	stmt.BindText(2, c.Str("This is llgo"), -1, nil)
-
-	err = stmt.Step()
-	checkDone(err, db, "sqlite: Step INSERT 2")
-
-	stmt.Close()
-
-	stmt, err = db.PrepareV3("SELECT * FROM users", 0, nil)
-	check(err, db, "sqlite: PrepareV3 SELECT")
-
-	for {
-		if err = stmt.Step(); err != sqlite.HasRow {
-			break
-		}
-		c.Printf(c.Str("==> id=%d, name=%s\n"), stmt.ColumnInt(0), stmt.ColumnText(1))
-	}
-	checkDone(err, db, "sqlite: Step done")
-
-	stmt.Close()
-	db.Close()
-}
-
-func check(err sqlite.Errno, db *sqlite.Sqlite3, at string) {
-	if err != sqlite.OK {
-		c.Printf(c.Str("==> %s Error: (%d) %s\n"), c.AllocaCStr(at), err, db.Errmsg())
-		c.Exit(1)
-	}
-}
-
-func checkDone(err sqlite.Errno, db *sqlite.Sqlite3, at string) {
-	if err != sqlite.Done {
-		check(err, db, at)
-	}
-}
diff --git a/c/sqlite/sqlite.go b/c/sqlite/sqlite.go
deleted file mode 100644
index 6bd421ab..00000000
--- a/c/sqlite/sqlite.go
+++ /dev/null
@@ -1,262 +0,0 @@
-/*
- * Copyright (c) 2024 The XGo Authors (xgo.dev). All rights reserved.
- *
- * 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.
- */
-
-package sqlite
-
-import (
-	_ "unsafe"
-
-	"github.com/goplus/lib/c"
-)
-
-const (
-	LLGoPackage = "link: $(pkg-config --libs sqlite3); -lsqlite3"
-)
-
-//llgo:cdecl
-type Sqlite3 struct {
-	Unused [8]byte
-}
-
-//llgo:cdecl
-type Stmt struct {
-	Unused [8]byte
-}
-
-// -----------------------------------------------------------------------------
-
-type Errno c.Int
-
-const (
-	OK Errno = 0 // Successful result
-
-	Error         Errno = 1  // Generic error
-	ErrInternal   Errno = 2  // Internal logic error in SQLite
-	ErrPerm       Errno = 3  // Access permission denied
-	ErrAbort      Errno = 4  // Callback routine requested an abort
-	ErrBusy       Errno = 5  // The database file is locked
-	ErrLocked     Errno = 6  // A table in the database is locked
-	ErrNomem      Errno = 7  // A malloc() failed
-	ErrReadOnly   Errno = 8  // Attempt to write a readonly database
-	ErrInterrupt  Errno = 9  // Operation terminated by sqlite3_interrupt()
-	ErrIo         Errno = 10 // Some kind of disk I/O error occurred
-	ErrCorrupt    Errno = 11 // The database disk image is malformed
-	ErrNotfound   Errno = 12 // Unknown opcode in sqlite3_file_control()
-	ErrFull       Errno = 13 // Insertion failed because database is full
-	ErrCantopen   Errno = 14 // Unable to open the database file
-	ErrProtocol   Errno = 15 // Database lock protocol error
-	_ErrEmpty     Errno = 16 // Internal use only
-	ErrSchema     Errno = 17 // The database schema changed
-	ErrToobig     Errno = 18 // String or BLOB exceeds size limit
-	ErrConstraint Errno = 19 // Abort due to constraint violation
-	ErrMismatch   Errno = 20 // Data type mismatch
-	ErrMisuse     Errno = 21 // Library used incorrectly
-	ErrNolfs      Errno = 22 // Uses OS features not supported on host
-	ErrAuth       Errno = 23 // Authorization denied
-	_ErrFormat    Errno = 24 // Not used
-	ErrRange      Errno = 25 // 2nd parameter to sqlite3_bind out of range
-	ErrNotadb     Errno = 26 // File opened that is not a database file
-	ErrNotice     Errno = 27 // Notifications from sqlite3_log()
-	ErrWarning    Errno = 28 // Warnings from sqlite3_log()
-
-	HasRow Errno = 100 // sqlite3_step() has another row ready
-	Done   Errno = 101 // sqlite3_step() has finished executing
-)
-
-// llgo:link Errno.Errstr C.sqlite3_errstr
-func (err Errno) Errstr() *c.Char { return nil }
-
-// llgo:link (*Sqlite3).Errmsg C.sqlite3_errmsg
-func (db *Sqlite3) Errmsg() *c.Char { return nil }
-
-// llgo:link (*Sqlite3).Errcode C.sqlite3_errcode
-func (db *Sqlite3) Errcode() Errno { return 0 }
-
-// llgo:link (*Sqlite3).ExtendedErrcode C.sqlite3_extended_errcode
-func (db *Sqlite3) ExtendedErrcode() Errno { return 0 }
-
-// -----------------------------------------------------------------------------
-
-//go:linkname doOpen C.sqlite3_open
-func doOpen(filename *c.Char, ppDb **Sqlite3) Errno
-
-//go:linkname doOpenV2 C.sqlite3_open_v2
-func doOpenV2(filename *c.Char, ppDb **Sqlite3, flags OpenFlags, zVfs *c.Char) Errno
-
-// OpenFlags represents SQLite open flags.
-type OpenFlags c.Int
-
-const (
-	OpenReadOnly      OpenFlags = 0x00000001
-	OpenReadWrite     OpenFlags = 0x00000002
-	OpenCreate        OpenFlags = 0x00000004
-	OpenDeleteOnClose OpenFlags = 0x00000008 // VFS only
-	OpenExclusive     OpenFlags = 0x00000010 // VFS only
-	OpenAutoProxy     OpenFlags = 0x00000020 // VFS only
-	OpenUri           OpenFlags = 0x00000040
-	OpenMemory        OpenFlags = 0x00000080
-	OpenMainDb        OpenFlags = 0x00000100 // VFS only
-	OpenTempDb        OpenFlags = 0x00000200 // VFS only
-	OpenTransientDb   OpenFlags = 0x00000400 // VFS only
-	OpenMainJournal   OpenFlags = 0x00000800 // VFS only
-	OpenTempJournal   OpenFlags = 0x00001000 // VFS only
-	OpenSubJournal    OpenFlags = 0x00002000 // VFS only
-	OpenSuperJournal  OpenFlags = 0x00004000 // VFS only
-	OpenNoMutex       OpenFlags = 0x00008000
-	OpenFullMutex     OpenFlags = 0x00010000
-	OpenSharedCache   OpenFlags = 0x00020000
-	OpenPrivateCache  OpenFlags = 0x00040000
-	OpenWal           OpenFlags = 0x00080000 // VFS only
-	OpenNoFollow      OpenFlags = 0x01000000
-	OpenExResCode     OpenFlags = 0x02000000 // Extended result codes
-)
-
-// Opening A New Database Connection
-// filename: Database filename (UTF-8)
-func Open(filename *c.Char) (db *Sqlite3, err Errno) {
-	err = doOpen(filename, &db)
-	return
-}
-
-// Opening A New Database Connection
-// filename: Database filename (UTF-8)
-// zVfs: Name of VFS module to use
-func OpenV2(filename *c.Char, flags OpenFlags, zVfs *c.Char) (db *Sqlite3, err Errno) {
-	err = doOpenV2(filename, &db, flags, zVfs)
-	return
-}
-
-// Closing A Database Connection
-//
-// llgo:link (*Sqlite3).Close C.sqlite3_close
-func (db *Sqlite3) Close() Errno { return 0 }
-
-// Closing A Database Connection
-//
-// llgo:link (*Sqlite3).CloseV2 C.sqlite3_close_v2
-func (db *Sqlite3) CloseV2() Errno { return 0 }
-
-// -----------------------------------------------------------------------------
-
-// llgo:link (*Sqlite3).doPrepare C.sqlite3_prepare
-func (*Sqlite3) doPrepare(*c.Char, c.Int, **Stmt, **c.Char) Errno {
-	return 0
-}
-
-// llgo:link (*Sqlite3).doPrepareV2 C.sqlite3_prepare_v2
-func (*Sqlite3) doPrepareV2(*c.Char, c.Int, **Stmt, **c.Char) Errno {
-	return 0
-}
-
-// llgo:link (*Sqlite3).doPrepareV3 C.sqlite3_prepare_v3
-func (*Sqlite3) doPrepareV3(*c.Char, c.Int, PrepareFlags, **Stmt, **c.Char) Errno {
-	return 0
-}
-
-// PrepareFlags represents SQLite prepare flags.
-type PrepareFlags c.Int
-
-const (
-	PreparePersistent PrepareFlags = 0x01
-	PrepareNormalize  PrepareFlags = 0x02
-	PrepareNoVtab     PrepareFlags = 0x04
-)
-
-// Compiling An SQL Statement
-// tail: Pointer to unused portion of sql
-func (db *Sqlite3) Prepare(sql string, tail **c.Char) (stmt *Stmt, err Errno) {
-	err = db.doPrepare(c.GoStringData(sql), c.Int(len(sql)), &stmt, tail)
-	return
-}
-
-func (db *Sqlite3) PrepareV2(sql string, tail **c.Char) (stmt *Stmt, err Errno) {
-	err = db.doPrepareV2(c.GoStringData(sql), c.Int(len(sql)), &stmt, tail)
-	return
-}
-
-func (db *Sqlite3) PrepareV3(sql string, flags PrepareFlags, tail **c.Char) (stmt *Stmt, err Errno) {
-	err = db.doPrepareV3(c.GoStringData(sql), c.Int(len(sql)), flags, &stmt, tail)
-	return
-}
-
-// Destroy A Prepared Statement Object
-//
-// llgo:link (*Stmt).Close C.sqlite3_finalize
-func (stmt *Stmt) Close() Errno { return 0 }
-
-// -----------------------------------------------------------------------------
-
-// llgo:link (*Stmt).BindInt C.sqlite3_bind_int
-func (*Stmt) BindInt(idx c.Int, val c.Int) Errno { return 0 }
-
-// llgo:link (*Stmt).BindInt64 C.sqlite3_bind_int64
-func (*Stmt) BindInt64(idx c.Int, val int64) Errno { return 0 }
-
-/*
-const (
-	Static    = (func(Pointer))(nil) // val is a static string
-	Transient = (func(Pointer))(-1)  // val is a transient (temporary) string
-)
-*/
-
-// llgo:link (*Stmt).BindText C.sqlite3_bind_text
-func (*Stmt) BindText(idx c.Int, val *c.Char, nByte c.Int, destructor func(c.Pointer)) Errno {
-	return 0
-}
-
-// -----------------------------------------------------------------------------
-
-// Reset A Prepared Statement Object
-//
-// llgo:link (*Stmt).Reset C.sqlite3_reset
-func (stmt *Stmt) Reset() Errno {
-	return 0
-}
-
-// Evaluate An SQL Statement
-//
-// llgo:link (*Stmt).Step C.sqlite3_step
-func (*Stmt) Step() Errno { return 0 }
-
-// -----------------------------------------------------------------------------
-
-// llgo:link (*Stmt).ColumnCount C.sqlite3_column_count
-func (stmt *Stmt) ColumnCount() c.Int { return 0 }
-
-// llgo:link (*Stmt).ColumnName C.sqlite3_column_name
-func (stmt *Stmt) ColumnName(idx c.Int) *c.Char { return nil }
-
-// llgo:link (*Stmt).ColumnInt C.sqlite3_column_int
-func (stmt *Stmt) ColumnInt(idx c.Int) c.Int { return 0 }
-
-// llgo:link (*Stmt).ColumnInt64 C.sqlite3_column_int64
-func (stmt *Stmt) ColumnInt64(idx c.Int) int64 { return 0 }
-
-// llgo:link (*Stmt).ColumnText C.sqlite3_column_text
-func (stmt *Stmt) ColumnText(idx c.Int) *c.Char { return nil }
-
-// -----------------------------------------------------------------------------
-
-// One-Step Query Execution Interface
-//
-// llgo:link (*Sqlite3).Exec C.sqlite3_exec
-func (*Sqlite3) Exec(
-	sql *c.Char, callback func(arg c.Pointer, resultCols c.Int, colVals, colNames **c.Char) c.Int,
-	arg c.Pointer, errmsg **c.Char) Errno {
-	return 0
-}
-
-// -----------------------------------------------------------------------------