
Open
Posted
•
Ends in 16 hours
Paid on delivery
I use the open source web tool [login to view URL] for educational purposes, because it is the simplest and most intuitive tool I have found to create linguistic syntax trees. For a new model of visualizing syntax I've been working on, though, I need the tool to be able to create three different kinds of nodes instead of just the one it does now, which need to be graphically distinct (to my specifications), yet still simple to program for the user. I have NO IDEA how complex or not complex this project is.
Project ID: 40466124
102 proposals
Open for bidding
Remote project
Active 3 days ago
Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs
102 freelancers are bidding on average €138 EUR for this job

Hi, ★★★ JavaScript Expert ★★★ 3+ Years of Experience ★★★ I can enhance the jssyntaxtree tool to create three distinct types of nodes with unique visual representations as per your specifications. This will include: - Developing three different node types with distinct graphics. - Ensuring user-friendly programming for the new nodes. I will approach this by reviewing the existing codebase, implementing the new features, and testing for usability. Ready to start once you provide the specific graphic requirements for the nodes. Thanks!
€160 EUR in 3 days
7.5
7.5

> I have NO IDEA how complex or not complex this project is. After briefly looking at that JSSyntaxTree repository, I feel the same way :) Nonetheless, I'm up for the challenge of adding additional nodes, graphically distinct as per your specifications, while still simple to program for the user. I enjoy non-trivial JavaScript work, so your project aligns with my technical and analytical abilities. If you're interested in discussing this project with me, feel free to start a text chat with me to share more regarding the JSSyntaxTree changes you're aiming for. Thank you for your time.
€150 EUR in 6 days
7.1
7.1

Hi, With my 15+ years of experience as a Full-Stack, AI, Network, and Systems Engineer, I believe I'm the ideal candidate to enhance your existing open-source web tool. I've honed my skills in HTML5, JavaScript, and jQuery across multiple projects including web platforms, business applications, and automation tools amongst others. My expertise in these technologies will ensure a smooth integration of the new syntax nodes into your tool. Moreover, I have an extensive background in full-stack development with PHP, MySQL, JavaScript, React and Node.js- technologies your project might require for building or expanding upon your linguistic syntax tree model. This deep understanding of both back-end and front-end processes would prove valuable in various stages of the project; from planning to post-launch support. Lastly, choosing to work with me means not only getting error-free coding but also a commitment towards continued improvement. I offer a 30-Day Guarantee with Full Support Coverage after Project Completion. Therefore rest assured that not only will your expanded tool meet requirements but also be future-proofed through diligent workmeticulous workmanship. Trusting me with your project ensures you get quality deliverables within stipulated timeframes. Invest in my expertise, let us build the future of visualizing syntax together! Thanks!
€75 EUR in 3 days
7.1
7.1

Hi there, I will extend jssyntaxtree to support three distinct node types — each with its own visual styling — while keeping the bracket notation simple for end users. I will add a lightweight syntax modifier so users can flag node types inline without disrupting the existing input flow. One approach: prefix markers like `[^NP]` or `[~VP]` that trigger different fill colors and border styles on the Canvas/SVG render, keeping the parser changes minimal. Questions: 1) What visual distinctions do you need — color, shape, border style, or a combination? 2) Do you have a sample tree notation showing how you envision specifying each node type? This bid is an initial estimate — I will confirm the final cost and timeline once we have walked through the complete requirements together. Looking forward to discussing further. Best regards, Kamran
€34 EUR in 10 days
7.0
7.0

Hello,\n\nI can enhance jssyntaxtree by implementing three distinct node types with custom graphical representations. My approach involves modifying the existing codebase to support these new node functionalities. I will ensure the changes are user-friendly and align with your specifications. Could you please share the specific graphical requirements for each of the three node types? Regards, Muhammad Azeem
€100 EUR in 3 days
6.5
6.5

Hi, this looks like a targeted modification to an existing visualization tool rather than a rewrite, and that kind of codebase extension work is usually straightforward once the rendering and input model are separated cleanly. The real engineering risk is not drawing three node styles in D3.js; it is changing the authoring format and internal node representation without breaking the simplicity that made the tool useful in the first place. I’ve built several production systems where the job was to enter an existing app, review how state and UI behavior are wired, and add features without destabilizing the rest of the product. For this kind of work, I usually start with a quick code walkthrough of parsing, node data structures, and render flow. The closest prior work here is Custom Feature Development & Integration, where I extended a live product after a code review, and Squarespace Checkout Streamlining for Meal Service -- 2, where I added custom JavaScript behavior while keeping the user interaction simple. I’d approach this by separating node definition, render rules, and author input syntax so each new node type is explicit and easy to maintain. That keeps visual changes isolated and reduces regressions when editing or exporting trees. If useful, I can first sketch the change surface in the repo and outline the lowest-risk implementation path. Thanks, Hercules
€140 EUR in 7 days
6.4
6.4

You’re extending jssyntaxtree to support three distinct node types with custom visual styling while keeping the user-facing syntax simple—a balance between flexibility and usability. - I’ll fork the repo and modify the node rendering logic in D3.js to accept a type parameter, mapping each to your specified styles (e.g., shape, color, borders). The existing single-node structure will serve as the default to maintain backward compatibility. - For user input, I’ll add a minimal syntax extension (e.g., [NP:type2 ...] or a config object) that doesn’t disrupt current workflows. The parser will handle the new attributes without requiring a full rewrite. - Testing will focus on edge cases: nested mixed-type trees, dynamic resizing, and export/import consistency. I’ll use the project’s existing test suite as a baseline and add visual regression checks with Puppeteer. I’ll deliver the updated tool in 7 days with full documentation for the new node types. The €250 budget covers the scope as written; we’ll refine the figure once we walk through the exact styling rules and sample inputs. A 15-minute call would help clarify those specifics.
€250 EUR in 7 days
6.0
6.0

Hello I have several years of experience with JavaScript programming and I am familiar with jssyntaxtree project I can update it for you
€65.50 EUR in 2 days
6.2
6.2

I specialize in extending existing JavaScript applications — adding features that integrate cleanly with your current codebase without introducing technical debt. My approach: First, I'll review your existing code architecture to understand patterns, conventions, and dependencies already in place. New functions will follow the same coding style, module structure, and naming conventions so everything feels cohesive. D3.js expertise: If this involves data visualization additions, I have deep experience with D3 — custom charts, interactive data displays, animated transitions, responsive SVG layouts, and real-time data binding. I can extend existing D3 visualizations or build new ones that match your current visual language. Integration method: I write modular, testable functions with clear interfaces. Each new feature gets its own module with proper exports, error handling, and input validation. No side effects that could break existing functionality. Testing: I'll add unit tests for all new functions and run the existing test suite to verify zero regressions. If you don't have tests yet, I'll set up the framework as part of delivery. Documentation: JSDoc comments on all new public functions so your team can maintain and extend them independently. Share your repo and a feature list — I'll provide a time estimate per function and deliver incrementally so you can review as we go.
€200 EUR in 5 days
6.6
6.6

Hey there, I'm Vishal Maharaj, a seasoned developer based in Perth, Australia with 25 years of experience in JavaScript, HTML5, Data Visualization, and jQuery/Prototype. I'm passionate about taking on your project involving enhancing the functionality of the JS app for creating linguistic syntax trees. I understand the need to create three distinct types of nodes for your new visualization model. I would approach this project by carefully analyzing the current tool's structure and implementing custom node creation functionalities to meet your specifications seamlessly. Let's discuss this further. Feel free to initiate a chat. Cheers, Vishal Maharaj
€250 EUR in 5 days
6.2
6.2

Hi, Your project sounds very interesting, and I’d be happy to help modify the jssyntaxtree tool so it supports three visually distinct node types while keeping the syntax simple for users. I have experience with JavaScript, HTML5, jQuery, D3 style visualizations, and customizing open source tools without making them difficult to use. My approach would be to first review how the current parser defines and renders nodes, then extend the input format in a clean way so users can mark different node types easily. From there, I can update the rendering logic so each node type has its own visual style based on your specifications, such as shape, border, fill, label style, or connector behavior. I’ll also keep the original single node workflow intact so existing examples still work. I can provide a clear explanation of what changed, example syntax, and a working demo so you can test whether the new visualization model matches your educational goals. Best, Justin
€140 EUR in 7 days
5.8
5.8

Hello, Is this enhancement to the syntax tree tool intended to support multiple simultaneous users? And are the graphical distinctions for the nodes based on color, shape, or another visual characteristic? I plan to modify the node-rendering logic for flexibility while ensuring ease of use remains intact for educators like you. A potential challenge might be integrating these visual distinctions seamlessly with existing styles, but careful CSS structuring will keep things smooth. Once we dig into your specific needs, I'd prefer to discuss the timeline and costs together in chat. Looking forward to making these trees bloom with you—feel free to shoot me any quick thoughts!
€30 EUR in 1 day
5.6
5.6

Hi there, I’m excited about extending the jssyntaxtree tool to support three distinct node types with clean, visually distinct rendering. I’ll add a lightweight API layer so users can create these nodes without complexity, keeping the core flow compatible with Highcharts, D3, and the existing codebase. My approach includes modular node definitions, CSS-driven visuals, and a small set of data hooks to map linguistic features to visuals. I have several experiences with similar visualization tasks and will follow your project description closely to ensure a smooth, well-documented integration. Next step: I can deliver a 1-week plan with a small prototype for review and quick iterations. Best regards,
€155 EUR in 15 days
5.6
5.6

Dear Client, Hello dear! I’m Md Toriqul Islam, and I’m excited to partner with you & I can dive into your project immediately. I have rich experience in JavaScript development, open-source tool customization, UI visualization, and frontend architecture modification. I understand you want to extend the jssyntaxtree tool to support three visually distinct node types while keeping the syntax simple and intuitive for users creating linguistic trees. This is definitely achievable, and I can help modify the rendering logic, parsing structure, and node styling cleanly without overcomplicating the workflow. I am skilled in JavaScript, HTML, CSS, SVG/canvas rendering, open-source customization, and interactive visualization development. I’m ready to start immediately and would be happy to discuss your node specifications and implementation approach. Looking forward to hearing from you. Best regards, Md Toriqul Islam
€80 EUR in 3 days
5.4
5.4

Hi there, We’ve developed custom web apps using JavaScript frameworks like React and Vue, and we’ve also worked with libraries like D3.js for data visualization. Your project aligns perfectly with our expertise, and we can deliver a solution that meets your needs. We recently built a web app that allows users to create and manage custom workflows with multiple steps. Each step can be configured with different types of inputs, such as text, numbers, and file uploads. We also implemented a dynamic form builder that adapts based on user selections, ensuring a streamlined experience. Let’s schedule a 10-minute introductory call to discuss your project in more detail and see if I’m the right fit for your needs. I’m eager to learn more about your exciting project. Best, Adil
€154 EUR in 7 days
5.5
5.5

As an ISO 9001:2008 Certified global IT Service Provider with over a decade of experience, my team and I are skilled in delivering quality and robust web and mobile app development solutions. We have successfully completed numerous projects using JS (including NodeJS, AngularJS, BackboneJS, ReactJS, MeteorJS, JQuery and Ajax) - all of which align perfectly with your needs for this task. In addition to our extensive knowledge and expertise in these areas, we also have a deep understanding of HTML5 and JavaScript - the primary languages used in the jssyntaxtree project you're working on. At Carol Data Technology, quality is not just a buzzword, it is a core value that informs every aspect of our work. This means your project isn't just about adding functions to an existing JS app; it's about breathing new life into your educational tool. We understand the importance of simplicity in your app's usage while still meeting your new graphical spec's requirements. By choosing us, you'll not only get skilled expertise that has been wooed by clients over decades but also an organization that believes in building long-lasting business relationships through transparent communication and customer satisfaction. Our mission is precisely deliver solutions like what you need to maintain our valuable relationship long after the final product delivered. It would be our utmost pleasure to help you navigate the complexity of this
€140 EUR in 7 days
5.7
5.7

Hello, I will add a function to the tool so that it can create three different kinds of nodes instead of just the one it does now. Let's chat and discuss this project in more detail. I am looking forward to working with you, Fahad.
€100 EUR in 1 day
5.1
5.1

As a seasoned Full-Stack Developer with extensive experience building and enhancing web applications, I am confident in my ability to extend the functionality of the JSSyntaxTree tool to meet your unique requirements. My primary coding languages include JavaScript and HTML5, aligning perfectly with the technologies used in the open-source tool you'd like me to modify. Notably, I have a knack for delivering clean, documented, and testable code - a feature I'm keenly aware future developers will appreciate. Drawing from 7+ years of professional expertise, I can handle backend development using Node.js or Express while pairing it efficaciously with frontend tools like React.js and Angular. This means I can bridge the gap between your current needs and finalize an application that seamlessly incorporates your three distinct node types. A key aspect of my approach is efficient communication. I ensure daily updates, provide realistic timelines and deploy a zero-ghosting policy throughout a project's duration. Moreover, since you mentioned this project's complexity remains opaque at this juncture, I’ll be happy to offer guidance on any design choices that may help us save both time and cost. Finally, with a 98% on-time delivery rate derived from effective project management skills throughout my career, you can expect your modified tool ready for use sooner than expected
€180 EUR in 7 days
4.5
4.5

Hi, I’ve carefully reviewed your project involving the enhancement of the open source jssyntaxtree tool to create three distinct types of nodes with unique graphical styles based on your specifications. Given my extensive experience working with JavaScript, D3.js, and data visualization, I am confident in my ability to extend this tool while keeping it user-friendly as you require. My approach will involve customizing node rendering using D3.js to maintain simplicity for users while visually differentiating each node type clearly. I can begin working on this immediately and aim to deliver a functional prototype within 7 days, ensuring we can iterate as needed. Could you provide detailed specifications or examples of how you want each of the three node types to look and behave? Best regards,
€155 EUR in 19 days
3.9
3.9

I understand you're looking to extend jssyntaxtree's node creation capabilities to support three distinct node types for your new visualization model. My experience with similar JavaScript AST manipulation and UI rendering projects, particularly those requiring custom graphical elements within existing frameworks, makes me confident I can deliver this efficiently. My approach will involve forking the jssyntaxtree repository. I'll refactor the node creation logic to accommodate multiple types, implementing a robust system for defining and distinguishing these new nodes. This will likely involve extending the existing data structures and updating the rendering functions. I'll use SVG or Canvas for graphical representation, ensuring clear visual differentiation as per your specifications, while prioritizing ease of programmatic use for end-users. The plan includes creating clear API documentation for the new node types. To ensure I fully align with your vision, could you elaborate on the specific graphical distinctions required for each node type? Also, what is the anticipated scale of syntax trees you expect to visualize? I'm available for a brief call to discuss these details and how I can best implement this for you.
€195 EUR in 21 days
3.9
3.9

Copenhagen, Denmark
Member since May 24, 2026
₹1500-12500 INR
€30-250 EUR
$30-250 USD
$30-250 USD
₹750-1250 INR / hour
$2-8 USD / hour
₹12500-37500 INR
$2-8 USD / hour
$15-25 USD / hour
₹1500-12500 INR
$250-750 USD
₹600-1500 INR
$750-1500 USD
$30-250 USD
$30-250 USD
₹600-1500 INR
$250-750 CAD
$250-750 SGD
₹1500-12500 INR
₹400-750 INR / hour