Tool pages first.
Homepage second.
OpenToolsKit is built for query-to-tool journeys: arrive on the best-fit landing page, finish the job in the browser, and move into the next related task without getting lost.
Pin the tools, presets, and examples you actually reuse.
Save your most-used routes on their page. This shelf turns OpenToolsKit into a lightweight personal utility panel without login or backend storage.
Enter through recurring work clusters instead of one-off browsing.
These ecosystem pages connect tools, collections, presets, embeds, guides, and references around repeated jobs such as upload fixes, creator graphics, social cleanup, launch checks, and developer utilities.
Built for application photos, ID-style uploads, exam portals, job forms, and any submission flow that rejects a file for technical reasons.
VERTICALCreator GraphicsUseful for YouTube thumbnails, LinkedIn banners, Instagram profile images, favicons, and reusable platform-size references.
VERTICALSocial Text CleanupUseful for creators, agencies, founders, teams, and anyone who posts often enough to get tired of cleaning the same text manually.
VERTICALLaunch / SEO OpsUseful for marketers, makers, SEOs, founders, and lean teams shipping pages, tools, or static sites without a large operations stack.
VERTICALDeveloper UtilitiesUseful for debugging, QA, setup work, docs, demos, and quick browser-side checks when a full toolchain would be slower than the task itself.
VERTICALStart from the job, then choose the right route.
Collections compare adjacent tools by use case so a visitor reaches the best landing page instead of guessing across the full library.
Best for 20KB, 50KB, 100KB, and general file-size reduction workflows.
COLLECTIONApplication Photo ToolsBest for passport photos, ID-style uploads, signatures, and rejected image fixes.
COLLECTIONSocial Caption CleanupBest for Instagram captions, bios, hashtags, TikTok cleanup, and X threads.
COLLECTIONMetadata Launch PrepBest for SEO launch reviews, site handoffs, and campaign preparation.
COLLECTIONDeveloper Quick ChecksBest for debugging, support triage, QA, and quick launch checks.
COLLECTIONProfile Banner Image PresetsBest for social headers, thumbnails, avatars, and favicon source assets.
COLLECTIONShareable starting states for repeat jobs.
Presets sit between tool pages and guides. They narrow the use case, explain when a route fits, and create reusable entry points people can link to directly.
Best for job forms, profile-photo uploads, and strict application portals that name a 20KB limit.
PRESETExam Portal Photo Under 50KBBest for exam forms, candidate portals, and profile-image uploads that ask for a 50KB file.
PRESETPassport Photo StarterBest for passport-style drafts, ID uploads, visa-style photos, and other portrait-first application workflows.
PRESETSignature Upload StarterBest for onboarding forms, exam portals, account setup pages, and any upload that asks for a signature image.
PRESETYouTube Thumbnail StarterBest for repeat video publishing, creator teams, tutorial channels, and content ops checklists.
PRESETLinkedIn Banner StarterBest for public profile refreshes, personal brand updates, and company banner changes.
PRESETRoutes engineered to be pasted, saved, embedded, and reused.
These are the strongest candidates for repeat usage, community linking, AI referrals, embeds, and second-click loops.
Need an image under 20KB? Upload it, export locally, and retry the form without opening a heavier editor.
google / forums / direct / ai / embedsCompress Image to 50KBNeed a cleaner exact-size photo under 50KB? Start here before you open broader compression tools.
google / forums / direct / ai / embedsImage CompressorNeed a smaller image without an exact limit? Compress it locally here, then move into stricter routes only if needed.
google / forums / direct / embeds / aiPassport Size Photo MakerNeed a passport-style photo draft with crop and background controls? Start here before the final rule check.
google / forums / direct / aiSignature ResizerNeed a signature image that fits form rules? Use the signature-specific route instead of crushing it through a generic photo tool.
google / forums / direct / aiInstagram Line Break GeneratorNeed clean Instagram caption spacing? Paste the draft here, preserve line breaks, and copy the result back out.
google / forums / direct / embeds / aiInstagram Bio SpacerRefreshing an Instagram bio? Use the bio-specific spacing route instead of guessing with caption tools.
google / forums / direct / embeds / aiHashtag CleanerHave a messy hashtag block? Clean duplicates and normalize the final set before you paste it back into the post.
google / forums / direct / embeds / aiXML Sitemap GeneratorNeed an XML sitemap draft from a clean URL list? Build it here and move on to the next launch step.
google / forums / direct / github / ai / embedsMeta Title Length CheckerNeed a quicker title-tag check before launch? Paste the draft here and tighten it before the full snippet review.
google / forums / direct / embeds / aiPages built for chats, docs, communities, and AI answers.
These example routes are public by design. They show the job clearly without exposing a real user result, which makes them safer to link and easier to reuse in support threads.
Useful for creator docs, support chats, and community threads where someone needs a fast example before opening the live tool.
EXAMPLEInstagram Bio Spacing ExampleUseful for founder profiles, creator setup docs, and social support threads.
EXAMPLEHashtag Cleanup ExampleUseful for creator playbooks, agency onboarding, and forum answers about messy hashtag lists.
EXAMPLEMeta Title Check ExampleUseful for SEO onboarding, content ops docs, and launch checklists.
EXAMPLEBrowse all example routesOpen the share-safe before-and-after pages that explain what the live tools do before someone runs them.
EXAMPLESFind a tool by problem, not by category name.
Start broad, then filter down by suite. Everything here is free and browser-side in v1.
Best for profile uploads, marketplace images, support requests, and any everyday file-size fix.
image-mediaCompress Image to 20KBBuilt for exam portals, old application systems, and low-limit profile uploads.
image-mediaCompress Image to 50KBA practical middle ground for application photos, student portals, and low-KB uploads.
image-mediaCompress Image to 100KBUseful for cleaner portraits, document snaps, and general uploads with moderate limits.
image-mediaCompress JPGUseful for profile pictures, candidate photos, and systems that work best with JPG uploads.
image-mediaPhoto ResizerBuilt for forms, websites, profile systems, and any workflow with a fixed pixel rule.
image-mediaPassport Size Photo MakerUseful for passport-style uploads, IDs, visa forms, and square document photo workflows.
image-mediaWhite Background Photo ToolUseful for profile pictures, ID uploads, membership systems, and photo cleanup before submission.
image-mediaSignature ResizerUseful for exam forms, job applications, government uploads, and any workflow with a separate signature field.
image-mediaRejected Photo FixerBuilt for retry workflows after a portal, form, or job site rejects your photo.
image-mediaYouTube Thumbnail ResizerUseful for creators, editors, agencies, and anyone preparing YouTube thumbnails repeatedly.
image-mediaLinkedIn Banner ResizerUseful for founders, consultants, recruiters, and teams updating LinkedIn headers.
image-mediaInstagram Profile Picture ResizerUseful for creators, brands, founders, and anyone refreshing a profile image.
image-mediaFavicon GeneratorUseful for static launches, landing pages, prototypes, and side projects that need a quick icon.
image-mediaWord CounterUseful for writers, students, marketers, and support teams who need a fast count before publishing or submitting.
text-dataCharacter CounterUseful for bios, social posts, meta descriptions, support macros, and any form with a hard character cap.
text-dataCase ConverterUseful for content editing, CMS uploads, naming conventions, and docs cleanup.
text-dataRemove Duplicate LinesUseful for email lists, keyword sets, product tags, inventory lines, and copied notes.
text-dataSort LinesUseful for research lists, names, products, tags, and rough exports that need a cleaner order.
text-dataJSON Formatter & ValidatorUseful for developers, QA, support, no-code builders, and anyone handling structured API data.
text-dataSlug GeneratorUseful for SEO workflows, blog publishing, ecommerce collections, and internal content operations.
text-dataRemove Line BreaksUseful for application forms, product fields, descriptions, emails, chat prompts, and pasted notes.
text-dataCSV To JSON ConverterUseful for developers, analysts, operations teams, and anyone moving data between spreadsheets and apps.
text-dataPercentage CalculatorUseful for discounts, growth rates, markups, schoolwork, and quick business checks.
calculators-convertersAge CalculatorUseful for forms, profile systems, healthcare admin, sports registrations, and event planning.
calculators-convertersDate Difference CalculatorUseful for projects, hiring timelines, travel planning, and countdown work.
calculators-convertersUnit ConverterUseful for packaging, fitness, DIY work, travel, education, and product specs.
calculators-convertersURL Encoder / DecoderUseful for developers, QA, support, analytics, and marketing operations.
dev-webBase64 Encoder / DecoderUseful for developers, support engineers, and no-code builders who need a quick encode or decode step.
dev-webJWT DecoderUseful for debugging auth flows, support triage, QA, and developer education.
dev-webHash GeneratorUseful for developer references, payload checks, content workflows, and classroom demos.
dev-webUUID GeneratorUseful for developers, QA, ops teams, spreadsheet workflows, and low-code builders.
dev-webPassword GeneratorUseful for personal accounts, admin resets, team setups, and temporary credentials.
dev-webMeta Title Length CheckerUseful for SEO teams, publishers, marketers, founders, and anyone cleaning up page titles.
seo-publishingMeta Description Length CheckerUseful for SEO drafting, landing pages, blog publishing, and product page cleanup.
seo-publishingSERP Snippet PreviewUseful for testing the title, summary, and URL together before publishing.
seo-publishingOpen Graph PreviewUseful for landing pages, launches, campaigns, articles, and share-driven content.
seo-publishingTwitter Card PreviewUseful for campaigns, launch pages, articles, landing pages, and social distribution.
seo-publishingrobots.txt GeneratorUseful for publishers, site owners, SEOs, and teams cleaning up a static site launch.
seo-publishingXML Sitemap GeneratorUseful for static launches, content audits, migration prep, and small-site publishing workflows.
seo-publishingUTM BuilderUseful for email campaigns, social promotion, partnerships, launches, and analytics workflows.
seo-publishingInstagram Line Break GeneratorUseful for creators, small businesses, agencies, and anyone who writes Instagram captions repeatedly.
social-media-toolsInstagram Caption FormatterUseful for creators, social media managers, ecommerce teams, and launch posts with bullet-style copy.
social-media-toolsInstagram Bio SpacerUseful for creators, brands, link-in-bio funnels, and profiles that need a cleaner stacked layout.
social-media-toolsHashtag CleanerUseful for creators, ecommerce teams, agencies, and anyone managing repeated hashtag sets.
social-media-toolsX Thread SplitterUseful for founders, marketers, journalists, operators, and anyone posting multi-part threads.
social-media-toolsYouTube Title Length CheckerUseful for creators, editors, agencies, and publishing teams managing YouTube uploads.
social-media-toolsTikTok Caption CounterUseful for creators, brands, agencies, and teams publishing short-form clips repeatedly.
social-media-toolsInstagram Hashtag CounterUseful for creators, brands, and agencies managing reusable Instagram tag sets.
social-media-toolsInstagram Caption PreviewUseful for creators, launches, promos, and educational posts that need clean spacing.
social-media-toolsLinkedIn Post FormatterUseful for founders, consultants, operators, recruiters, and social teams posting on LinkedIn.
social-media-toolsLinkedIn Headline Length CheckerUseful for personal branding, recruiting, consulting, sales, and team profile cleanup.
social-media-toolsYouTube Description FormatterUseful for creators, agencies, course launches, product demos, and tutorial videos.
social-media-toolsYouTube Tag CleanerUseful for channels, agencies, and repeated upload workflows.
social-media-toolsTikTok Hashtag CleanerUseful for creators, ecommerce teams, and agencies posting frequently on TikTok.
social-media-toolsX Thread Numbering CleanerUseful for founders, marketers, operators, and creators publishing multi-post threads.
social-media-toolsStart from the repeated job you need to finish today.
The homepage stays a trust and discovery layer. Exact search intent is handled by the tool pages and collections themselves.
Hit an exact image size cap
Choose between strict 20KB, 50KB, and broader compression routes based on the upload rule.
Prepare an application photo
Move through passport-size photos, signatures, white backgrounds, and rejection fixes from one chooser page.
Clean up social post copy
Pick the right caption, bio, hashtag, or thread tool before you paste into the platform.
Run the launch metadata pass
Titles, descriptions, robots, sitemaps, and UTM links all have a single starting point.
Run a fast technical check
Decode, hash, encode, and generate values locally without opening a larger developer stack.
Open the right platform image preset
Choose the correct banner, profile, thumbnail, or favicon canvas before you crop anything.
Browse the site by recurring problem cluster.
Categories stay crawlable and descriptive so people can move deeper into the exact tool, collection, guide, or reference page they need.
Built for application photos, ID workflows, exact-KB exports, and general image resizing.
IMGText & Data ToolsGreat for students, support teams, researchers, content writers, SEO workflows, and anyone who works with messy text.
TXTCalculators & ConvertersUseful for forms, planning, shopping, shipping, travel, and simple business operations.
CALCSEO & Publishing ToolsUseful for site owners, marketers, publishers, SEOs, founders, and lean launch teams.
SEODeveloper & Web ToolsUseful for API debugging, support triage, QA, docs work, account setup, and quick browser-side inspection.
DEVSocial Media ToolsUseful for creators, agencies, founders, small businesses, and anyone publishing social content repeatedly.
SOCIALBroader paths for jobs that usually need more than one tool.
SEO Launch Pack
Built for launches, migrations, new landing pages, content hubs, and static-site updates.
Workflow packSocial Caption Pack
Useful for creators, agencies, founders, marketing teams, and launch workflows.
Workflow packCreator Video Pack
Useful for channels, agencies, tutorial creators, and anyone with repeat video publishing work.
Workflow packBrand Profile Pack
Useful for founders, creators, recruiters, consultants, and brand refresh workflows.
Reuse the smallest useful utilities outside the main site.
Embeds and browser helpers make OpenToolsKit easier to cite from docs, portals, and internal tools without cloning the product logic.
Instagram Line Break Generator Widget
Best for creator hubs, social docs, client resources, and publishing checklists.
Embeddable widgetHashtag Cleaner Widget
Best for post-publishing checklists, social templates, and creator resource pages.
Embeddable widgetMeta Title Length Checker Widget
Best for launch guides, SEO docs, and CMS workflow pages.
Embeddable widgetImage Compressor Widget
Useful for portal help docs, support resources, and form-upload troubleshooting surfaces.
Browser Helper SDKCopy lightweight OpenToolsKit helpers for docs and internal tools.
A small browser-side surface for hashes, URLs, slugs, UTM links, social cleanup, and other repeat helper functions.
Specs, comparisons, and rules that support the tools.
These pages explain the difference between adjacent choices so users can move from uncertainty into action faster.
Useful for SEO drafting, content operations, and launch reviews where metadata and page headings are being edited together.
Referencerobots.txt vs Meta Robots ReferenceUseful for site launches, technical SEO cleanup, and small teams preparing robots rules.
ReferenceOpen Graph vs Twitter Cards ReferenceUseful for launch reviews, campaign prep, and social-sharing metadata cleanup.
ReferenceUTM Parameter ReferenceUseful for campaign launches, email workflows, social promotion, and partnership tracking.
ReferenceYouTube Thumbnail Spec ReferenceUseful for creators, editors, and upload workflows that repeat often.
ReferenceYouTube Title And Description ReferenceUseful for creators, video teams, and tutorial workflows that repeat regularly.
Beginner-friendly path
- Start from a collection, category, or winner tool instead of the full library.
- Paste text or upload a file directly in the browser and run the tool.
- Use the related tools and guides to finish the rest of the workflow without backtracking.