diff --git a/routers/api/v1/api.go b/routers/api/v1/api.go
index a3b65db97d..3788a0117e 100644
--- a/routers/api/v1/api.go
+++ b/routers/api/v1/api.go
@@ -614,6 +614,21 @@ func orgAssignment(args ...bool) func(ctx *context.APIContext) {
 	}
 }
 
+func mustEnableRepoProjects(ctx *context.APIContext) {
+	if unit.TypeProjects.UnitGlobalDisabled() {
+		ctx.NotFound("EnableRepoProjects", nil)
+		return
+	}
+
+	if ctx.Repo.Repository != nil {
+		projectsUnit := ctx.Repo.Repository.MustGetUnit(ctx, unit.TypeProjects)
+		if !ctx.Repo.CanRead(unit.TypeProjects) || !projectsUnit.ProjectsConfig().IsProjectsAllowed(repo_model.ProjectsModeRepo) {
+			ctx.NotFound("MustEnableRepoProjects", nil)
+			return
+		}
+	}
+}
+
 func mustEnableIssues(ctx *context.APIContext) {
 	if !ctx.Repo.CanRead(unit.TypeIssues) {
 		if log.IsTrace() {
@@ -996,7 +1011,7 @@ func Routes() *web.Router {
 				m.Group("", func() {
 					m.Get("", org.GetProjects)
 					m.Get("/{id}", org.GetProject)
-				}, reqUnitAccess(unit.TypeProjects, perm.AccessModeRead, true))
+				})
 
 				m.Group("", func() {
 					m.Post("", bind(api.CreateProjectOption{}), org.CreateProject)
@@ -1014,13 +1029,8 @@ func Routes() *web.Router {
 							m.Post("/move", org.MoveIssues)
 						})
 					})
-				}, reqUnitAccess(unit.TypeProjects, perm.AccessModeWrite, true), func(ctx *context.APIContext) {
-					if ctx.ContextUser.IsIndividual() && ctx.ContextUser.ID != ctx.Doer.ID {
-						ctx.NotFound("NewProject", nil)
-						return
-					}
-				})
-			}, reqUnitAccess(unit.TypeProjects, perm.AccessModeRead, true), individualPermsChecker)
+				}, reqSelfOrAdmin())
+			}, individualPermsChecker)
 
 		}, tokenRequiresScopes(auth_model.AccessTokenScopeCategoryUser), reqToken(), context.UserAssignmentAPI())
 
@@ -1030,7 +1040,7 @@ func Routes() *web.Router {
 				m.Group("", func() {
 					m.Get("", repo.GetProjects)
 					m.Get("/{id}", repo.GetProject)
-				}, reqUnitAccess(unit.TypeProjects, perm.AccessModeRead, true))
+				})
 
 				m.Group("", func() {
 					m.Post("", bind(api.CreateProjectOption{}), repo.CreateProject)
@@ -1048,15 +1058,9 @@ func Routes() *web.Router {
 							m.Post("/move", repo.MoveIssues)
 						})
 					})
-				}, reqUnitAccess(unit.TypeProjects, perm.AccessModeWrite, true), func(ctx *context.APIContext) {
-					if ctx.ContextUser.IsIndividual() && ctx.ContextUser.ID != ctx.Doer.ID {
-						ctx.NotFound("NewProject", nil)
-						return
-					}
-				})
-			}, reqUnitAccess(unit.TypeProjects, perm.AccessModeRead, true), individualPermsChecker)
-
-		}, tokenRequiresScopes(auth_model.AccessTokenScopeCategoryUser, auth_model.AccessTokenScopeCategoryRepository), reqToken(), repoAssignment())
+				}, reqRepoWriter(unit.TypeProjects), mustNotBeArchived)
+			}, individualPermsChecker)
+		}, tokenRequiresScopes(auth_model.AccessTokenScopeCategoryUser, auth_model.AccessTokenScopeCategoryRepository), reqToken(), repoAssignment(), reqRepoReader(unit.TypeProjects), mustEnableRepoProjects)
 
 		// Organizations (requires orgs scope)
 		m.Group("orgs/{org}/-", func() {
@@ -1064,7 +1068,7 @@ func Routes() *web.Router {
 				m.Group("", func() {
 					m.Get("", org.GetProjects)
 					m.Get("/{id}", org.GetProject)
-				}, reqUnitAccess(unit.TypeProjects, perm.AccessModeRead, true))
+				})
 
 				m.Group("", func() {
 					m.Post("", bind(api.CreateProjectOption{}), org.CreateProject)
@@ -1082,15 +1086,9 @@ func Routes() *web.Router {
 							m.Post("/move", org.MoveIssues)
 						})
 					})
-				}, reqUnitAccess(unit.TypeProjects, perm.AccessModeWrite, true), func(ctx *context.APIContext) {
-					if ctx.ContextUser.IsIndividual() && ctx.ContextUser.ID != ctx.Doer.ID {
-						ctx.NotFound("NewProject", nil)
-						return
-					}
-				})
-			}, reqUnitAccess(unit.TypeProjects, perm.AccessModeRead, true), individualPermsChecker)
-
-		}, tokenRequiresScopes(auth_model.AccessTokenScopeCategoryOrganization), reqToken(), orgAssignment(true))
+				}, reqUnitAccess(unit.TypeProjects, perm.AccessModeWrite, true))
+			})
+		}, tokenRequiresScopes(auth_model.AccessTokenScopeCategoryOrganization), reqToken(), orgAssignment(true), reqUnitAccess(unit.TypeProjects, perm.AccessModeRead, true))
 
 		// Organizations (requires orgs scope)
 		m.Group("orgs/{org}/{reponame}", func() {
@@ -1098,7 +1096,7 @@ func Routes() *web.Router {
 				m.Group("", func() {
 					m.Get("", repo.GetProjects)
 					m.Get("/{id}", repo.GetProject)
-				}, reqUnitAccess(unit.TypeProjects, perm.AccessModeRead, true))
+				})
 
 				m.Group("", func() {
 					m.Post("", bind(api.CreateProjectOption{}), repo.CreateProject)
@@ -1116,15 +1114,9 @@ func Routes() *web.Router {
 							m.Post("/move", repo.MoveIssues)
 						})
 					})
-				}, reqUnitAccess(unit.TypeProjects, perm.AccessModeWrite, true), func(ctx *context.APIContext) {
-					if ctx.ContextUser.IsIndividual() && ctx.ContextUser.ID != ctx.Doer.ID {
-						ctx.NotFound("NewProject", nil)
-						return
-					}
-				})
-			}, reqUnitAccess(unit.TypeProjects, perm.AccessModeRead, true), individualPermsChecker)
-
-		}, tokenRequiresScopes(auth_model.AccessTokenScopeCategoryUser, auth_model.AccessTokenScopeCategoryRepository), reqToken(), repoAssignment())
+				}, reqRepoWriter(unit.TypeProjects), mustNotBeArchived)
+			})
+		}, tokenRequiresScopes(auth_model.AccessTokenScopeCategoryOrganization, auth_model.AccessTokenScopeCategoryRepository), reqToken(), repoAssignment(), reqRepoReader(unit.TypeProjects), mustEnableRepoProjects)
 
 		// Users (requires user scope)
 		m.Group("/users", func() {
diff --git a/routers/api/v1/repo/project.go b/routers/api/v1/repo/project.go
index 42e4fe1e56..268842d43b 100644
--- a/routers/api/v1/repo/project.go
+++ b/routers/api/v1/repo/project.go
@@ -15,6 +15,7 @@ import (
 	"code.gitea.io/gitea/models/unit"
 	"code.gitea.io/gitea/modules/optional"
 	api "code.gitea.io/gitea/modules/structs"
+	"code.gitea.io/gitea/modules/util"
 	"code.gitea.io/gitea/modules/web"
 	"code.gitea.io/gitea/services/context"
 )
@@ -458,3 +459,78 @@ func MoveIssues(ctx *context.APIContext) {
 
 	ctx.JSON(http.StatusOK, map[string]string{"message": "issues moved successfully"})
 }
+
+func getActionIssues(ctx *context.APIContext) issues_model.IssueList {
+	type updateIssuesForm struct {
+		Issues []int64 `json:"issues"`
+	}
+
+	form := &updateIssuesForm{}
+
+	if err := json.NewDecoder(ctx.Req.Body).Decode(&form); err != nil {
+		ctx.ServerError("DecodeMovedIssuesForm", err)
+		return nil
+	}
+
+	if len(form.Issues) == 0 {
+		return nil
+	}
+
+	issueIDs := form.Issues
+	issues, err := issues_model.GetIssuesByIDs(ctx, issueIDs)
+	if err != nil {
+		ctx.ServerError("GetIssuesByIDs", err)
+		return nil
+	}
+	// Check access rights for all issues
+	issueUnitEnabled := ctx.Repo.CanRead(unit.TypeIssues)
+	prUnitEnabled := ctx.Repo.CanRead(unit.TypePullRequests)
+	for _, issue := range issues {
+		if issue.RepoID != ctx.Repo.Repository.ID {
+			ctx.NotFound("some issue's RepoID is incorrect", errors.New("some issue's RepoID is incorrect"))
+			return nil
+		}
+		if issue.IsPull && !prUnitEnabled || !issue.IsPull && !issueUnitEnabled {
+			ctx.NotFound("IssueOrPullRequestUnitNotAllowed", nil)
+			return nil
+		}
+		if err = issue.LoadAttributes(ctx); err != nil {
+			ctx.ServerError("LoadAttributes", err)
+			return nil
+		}
+	}
+	return issues
+}
+
+// UpdateIssueProject change an issue's project
+func UpdateIssueProject(ctx *context.APIContext) {
+	issues := getActionIssues(ctx)
+	if ctx.Written() {
+		return
+	}
+
+	if err := issues.LoadProjects(ctx); err != nil {
+		ctx.ServerError("LoadProjects", err)
+		return
+	}
+	if _, err := issues.LoadRepositories(ctx); err != nil {
+		ctx.ServerError("LoadProjects", err)
+		return
+	}
+
+	projectID := ctx.FormInt64("project_id")
+	for _, issue := range issues {
+		if issue.Project != nil && issue.Project.ID == projectID {
+			continue
+		}
+		if err := issues_model.IssueAssignOrRemoveProject(ctx, issue, ctx.Doer, projectID, 0); err != nil {
+			if errors.Is(err, util.ErrPermissionDenied) {
+				continue
+			}
+			ctx.ServerError("IssueAssignOrRemoveProject", err)
+			return
+		}
+	}
+
+	ctx.JSON(http.StatusOK, map[string]string{"message": "issues moved successfully"})
+}