diff --git a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/system/SysUserFollowController.java b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/system/SysUserFollowController.java
new file mode 100644
index 0000000..17d7ca1
--- /dev/null
+++ b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/system/SysUserFollowController.java
@@ -0,0 +1,44 @@
+// 作者关注控制器
+package com.ruoyi.web.controller.system;
+
+import com.ruoyi.common.core.controller.BaseController;
+import com.ruoyi.common.core.domain.AjaxResult;
+import com.ruoyi.system.domain.SysUserFollow;
+import com.ruoyi.system.service.ISysUserFollowService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.security.access.prepost.PreAuthorize;
+import org.springframework.web.bind.annotation.*;
+
+@RestController
+@RequestMapping("/system/user/follow")
+public class SysUserFollowController extends BaseController {
+    @Autowired
+    private ISysUserFollowService followService;
+
+    @PreAuthorize("@ss.hasPermi('system:user:follow:add')")
+    @PostMapping
+    public AjaxResult follow(@RequestBody SysUserFollow follow) {
+        follow.setUserId(getUserId());
+        return toAjax(followService.followAuthor(follow));
+    }
+
+    @PreAuthorize("@ss.hasPermi('system:user:follow:remove')")
+    @DeleteMapping
+    public AjaxResult unfollow(@RequestBody SysUserFollow follow) {
+        follow.setUserId(getUserId());
+        return toAjax(followService.unfollowAuthor(follow));
+    }
+
+    @GetMapping("/list")
+    public AjaxResult list() {
+        return AjaxResult.success(followService.getFollowList(getUserId()));
+    }
+
+    @GetMapping("/isFollowing/{authorId}")
+    public AjaxResult isFollowing(@PathVariable Long authorId) {
+        SysUserFollow follow = new SysUserFollow();
+        follow.setUserId(getUserId());
+        follow.setAuthorId(authorId);
+        return AjaxResult.success(followService.isFollowing(follow));
+    }
+}
\ No newline at end of file
diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/domain/SysUserFollow.java b/ruoyi-system/src/main/java/com/ruoyi/system/domain/SysUserFollow.java
new file mode 100644
index 0000000..a5878b1
--- /dev/null
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/domain/SysUserFollow.java
@@ -0,0 +1,23 @@
+// 作者关注
+package com.ruoyi.system.domain;
+
+import com.ruoyi.common.annotation.Excel;
+import com.ruoyi.common.core.domain.BaseEntity;
+import lombok.Data;
+import jakarta.validation.constraints.NotNull;
+
+@Data
+public class SysUserFollow extends BaseEntity {
+    private static final long serialVersionUID = 1L;
+
+    @Excel(name = "关注ID")
+    private Long followId;
+
+    @Excel(name = "用户ID")
+    @NotNull(message = "用户ID不能为空")
+    private Long userId;
+
+    @Excel(name = "作者ID")
+    @NotNull(message = "作者ID不能为空")
+    private Long authorId;
+}
\ No newline at end of file
diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/mapper/SysUserFollowMapper.java b/ruoyi-system/src/main/java/com/ruoyi/system/mapper/SysUserFollowMapper.java
new file mode 100644
index 0000000..77bca7e
--- /dev/null
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/mapper/SysUserFollowMapper.java
@@ -0,0 +1,12 @@
+// 作者关注 Mapper
+package com.ruoyi.system.mapper;
+
+import com.ruoyi.system.domain.SysUserFollow;
+import java.util.List;
+
+public interface SysUserFollowMapper {
+    int insertFollow(SysUserFollow follow);
+    int deleteFollow(SysUserFollow follow);
+    List<SysUserFollow> selectFollowListByUserId(Long userId);
+    SysUserFollow selectFollow(SysUserFollow follow);
+}
\ No newline at end of file
diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysUserFollowService.java b/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysUserFollowService.java
new file mode 100644
index 0000000..e79824e
--- /dev/null
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysUserFollowService.java
@@ -0,0 +1,12 @@
+// 作者关注服务接口
+package com.ruoyi.system.service;
+
+import com.ruoyi.system.domain.SysUserFollow;
+import java.util.List;
+
+public interface ISysUserFollowService {
+    int followAuthor(SysUserFollow follow);
+    int unfollowAuthor(SysUserFollow follow);
+    List<SysUserFollow> getFollowList(Long userId);
+    boolean isFollowing(SysUserFollow follow);
+}
\ No newline at end of file
diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserFollowServiceImpl.java b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserFollowServiceImpl.java
new file mode 100644
index 0000000..9cec124
--- /dev/null
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserFollowServiceImpl.java
@@ -0,0 +1,38 @@
+// 作者关注服务实现
+package com.ruoyi.system.service.impl;
+
+import com.ruoyi.system.domain.SysUserFollow;
+import com.ruoyi.system.mapper.SysUserFollowMapper;
+import com.ruoyi.system.service.ISysUserFollowService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import java.util.List;
+
+@Service
+public class SysUserFollowServiceImpl implements ISysUserFollowService {
+    @Autowired
+    private SysUserFollowMapper followMapper;
+
+    @Override
+    public int followAuthor(SysUserFollow follow) {
+        if (followMapper.selectFollow(follow) != null) {
+            return 0; // 已经关注
+        }
+        return followMapper.insertFollow(follow);
+    }
+
+    @Override
+    public int unfollowAuthor(SysUserFollow follow) {
+        return followMapper.deleteFollow(follow);
+    }
+
+    @Override
+    public List<SysUserFollow> getFollowList(Long userId) {
+        return followMapper.selectFollowListByUserId(userId);
+    }
+
+    @Override
+    public boolean isFollowing(SysUserFollow follow) {
+        return followMapper.selectFollow(follow) != null;
+    }
+}
\ No newline at end of file
diff --git a/ruoyi-system/src/main/resources/mapper/system/SysUserFollowMapper.xml b/ruoyi-system/src/main/resources/mapper/system/SysUserFollowMapper.xml
new file mode 100644
index 0000000..6fb9169
--- /dev/null
+++ b/ruoyi-system/src/main/resources/mapper/system/SysUserFollowMapper.xml
@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.ruoyi.system.mapper.SysUserFollowMapper">
+    <resultMap id="SysUserFollowMap" type="com.ruoyi.system.domain.SysUserFollow">
+        <id property="followId" column="follow_id"/>
+        <result property="userId" column="user_id"/>
+        <result property="authorId" column="author_id"/>
+        <result property="createTime" column="create_time"/>
+    </resultMap>
+
+    <insert id="insertFollow" parameterType="com.ruoyi.system.domain.SysUserFollow">
+        insert into sys_user_follow (user_id, author_id, create_time)
+        values (#{userId}, #{authorId}, sysdate())
+    </insert>
+
+    <delete id="deleteFollow">
+        delete from sys_user_follow where user_id = #{userId} and author_id = #{authorId}
+    </delete>
+
+    <select id="selectFollowListByUserId" resultMap="SysUserFollowMap">
+        select follow_id, user_id, author_id, create_time
+        from sys_user_follow
+        where user_id = #{userId}
+    </select>
+
+    <select id="selectFollow" resultMap="SysUserFollowMap">
+        select follow_id, user_id, author_id, create_time
+        from sys_user_follow
+        where user_id = #{userId} and author_id = #{authorId}
+    </select>
+</mapper>
\ No newline at end of file