ImproveandupdateyourknowledgeofEnglishgrammarwithcontrastiveexamples,moderndescriptions,contexts,images,diagrams,quizzes,editingexercises.

更新时间：2024-04-05 直链：www.grammar-quizzes.com

ChatGPTforchartsanddiagrams.

更新时间：2024-03-30 直链：chartai.io

PDDON画图支持用户零基础快速绘制线框图、流程图、架构图、思维导图、UML系列图、网络拓扑图、白板作图、图文混排、日常ppt插图、ER图、数据库模型图、韦恩图、鱼骨图等等，一软搞定，适用于各行各业的从业人员。并且还为科技企业的软件研发人员提供了设计、绘图、代码/脚本生成一体化的设计平台。

更新时间：2024-03-23 直链：pddon.com

Coggleisacollaborativemind-mappingtoolthathelpsyoumakesenseofcomplexthings.Createunlimitedmindmapsandeasilysharethemwithfriendsandcolleagues.

更新时间：2024-03-21 直链：coggle.it

更新时间：2024-03-21 直链：www.diagrams.net

AlignonyournextbuildfasterwithWhimsicaldocs,flowcharts,wireframes,&mindmaps.GenerateAIdiagramsandaccesstemplatesfromproductleaders.

更新时间：2024-03-21 直链：whimsical.com

draw.ioisafreeonlinediagrammingapplicationandflowchartmaker.YoucanuseittocreateUML,entityrelationship, orgcharts,BPMNandBPM,databaseschemaandnetworks.Alsopossiblearetelecommunicationnetwork,workflow,flowcharts,mapsoverlaysandGIS,electronic circuitandsocialnetworkdiagrams.

更新时间：2024-03-21 直链：app.diagrams.net

PremiumPowerPointtemplatesandbackgroundsforbusinesspresentationsreadyfordownload-easilycreateinspiringpresentationswithinafewminutes

更新时间：2024-03-21 直链：www.presentationload.com

AmyMindisafreeAIappforeffortlesscreationandsharingofmindmaps,flowcharts,andUMLdiagrams.

更新时间：2024-03-21 直链：amymind.com

Excalidrawisavirtualcollaborativewhiteboardtoolthatletsyoueasilysketchdiagramsthathaveahand-drawnfeeltothem.

更新时间：2024-06-21 直链：excalidraw.com