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Every TryDevSnip tool and reference, grouped by category and sorted A–Z. Type to filter — everything runs locally in your browser.
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JSON
Time & cron
Encode & decode
Number bases
Text
Generators
Reference
Guides
404 vs 500: HTTP Status CodesBase64 Encode/Decode: UTF-8 PitfallsBinary Translator — Text to Binary and BackcamelCase, snake_case, and kebab-case ConverterCharacter Counter and Byte Length Locallychmod 755 and rwx Permissions ExplainedConvert a Date to a Unix TimestampConvert YAML to JSON Without Pasting SecretsCORS Explained: Why Your Fetch Request FailedCron Every N Minutes: Quick CheatsheetCron for Hourly & Midnight JobsCron for Weekdays at 9 AM ExplainedCron Timezones: UTC vs Local Next RunsCron: Crontab vs GitHub Actions, Vercel, and KubernetesCrontab Every 5 Minutes (*/5 * * * *)CSV to JSON and JSON to CSV LocallyDiff Text Without Uploading to a Cloud ToolDon't Paste JSON Into Random SitesEpoch to UTC — Unix Timestamp to DateFix Unexpected Token JSON ErrorsFormat HTML and Minify CSS LocallyFormat JSON Without Pasting It to the CloudGenerate a Strong Password Without Uploading ItHex to RGB and HSL: Copy CSS Color ValuesHTML Entities Encode and Decode LocallyHTTP 401 vs 403 vs 404 ExplainedHTTP Methods: GET vs POST vs PUT vs PATCH vs DELETEJSON Diff — Structural, No UploadJSONFormatter & CodeBeautify: What Was ReportedJWT Decode: alg none Risks and Local HS256 ChecksJWT vs Base64 — What Is the Difference?Markdown Preview Without Uploading Your DraftMD5 vs SHA-1 vs SHA-256 vs SHA-512Minify JSON Without Uploading SecretsNumber Base Converter: Hex, Decimal, and BinaryNumber Bases Explained: Binary, Octal, Decimal, HexPretty-Print JSON Without Uploading SecretsPretty-Print SQL in the BrowserPrivate JSON Workflow — Format, Diff, JWTRegex Tester Recipes for JavaScript and PythonRemove Duplicate Lines and Sort Text ListsSHA-256 Checksums for Text and Files in the BrowserUnix Epoch to IST, EST, PST — LocallyUnix Timestamp: Seconds vs MillisecondsURL Encode and Decode Query StringsUUID v4 vs v7: Which to Use and How to Bulk GenerateWhen to Use Lorem Ipsum (and When Not To)Word Count and Reading Time Explained
JSON
J
- JSON DiffStructural JSON diff with ignore-order and RFC 6902 patch output.
- JSON FormatterFormat, validate, minify JSON with sort keys, gzip estimate, fix hints.
- JSON MinifyCompress JSON to a single line — not uploaded to our servers for processing.
- JSON Schema ValidatorValidate JSON against a JSON Schema (Draft-07 subset) locally.
- JSON to CSVConvert a JSON array of objects to CSV in your browser.
- JSON Tools HubAll JSON format, diff, convert, and schema tools in one hub.
Time & cron
C
E
Encode & decode
B
H
J
Number bases
Text
C
M
R
Generators
H
S
Reference
H
Guides
B
- Base64 Encode/Decode: UTF-8 PitfallsLearn Base64 encoding for text and binary, why UTF-8 vs Latin-1 breaks decoding, and how to encode safely in the browser.
- Binary Translator — Text to Binary and BackConvert text to binary and binary to text in the browser — UTF-8 bit patterns, spacing, and when binary translators help debugging.
C
- camelCase, snake_case, and kebab-case ConverterConvert identifiers between camelCase, snake_case, and kebab-case for APIs, CSS, and databases — rules and local bulk conversion.
- Character Counter and Byte Length LocallyCount characters, words, and approximate bytes in your browser with TryDevSnip — paste is not uploaded to our servers for processing.
- chmod 755 and rwx Permissions ExplainedUnderstand Unix file modes like 755 and 644 — owner/group/other rwx bits, and how to calculate chmod values quickly.
- Convert a Date to a Unix TimestampTurn a human date and time into a Unix epoch (seconds or ms) — and avoid UTC vs local mistakes when you go the other direction.
- Convert YAML to JSON Without Pasting SecretsTurn YAML configs into JSON locally — preserve structure, catch indentation errors, and keep tokens off cloud converters.
- CORS Explained: Why Your Fetch Request FailedWhat CORS actually is, why the browser blocks a request the server already answered, and how to read the error to find the real fix.
- Cron Every N Minutes: Quick CheatsheetCopy-ready cron for every 5, 10, 15, and 30 minutes plus hourly — field order, step syntax, and overlap pitfalls before you deploy.
- Cron for Hourly & Midnight JobsWrite cron for hourly jobs and daily midnight runs, with plain-English examples you can paste into crontab or cloud schedulers.
- Cron for Weekdays at 9 AM ExplainedWrite cron for Monday–Friday at 9:00 (and Monday-only variants), with field order, plain English, and next-run checks before you deploy.
- Cron Timezones: UTC vs Local Next RunsWhy cron “next runs” disagree with your laptop clock — scheduler timezone vs local, DST, and how to verify before you ship.
- Cron: Crontab vs GitHub Actions, Vercel, and KubernetesCompare classic crontab with GitHub Actions, Vercel cron, and Kubernetes CronJobs — field counts, time zones, and how to preview schedules.
- Crontab Every 5 Minutes (*/5 * * * *)Understand crontab */5 * * * * (every 5 minutes), how fields map to schedules, and how to preview the next runs before you deploy.
- CSV to JSON and JSON to CSV LocallyConvert spreadsheets between CSV and JSON in the browser — header rows, nested limits, and privacy when sheets contain PII.
D
- Diff Text Without Uploading to a Cloud ToolCompare two text versions side by side in the browser — patch reviews, config diffs, and privacy when documents contain secrets.
- Don't Paste JSON Into Random SitesProduction JSON often contains tokens, PII, and internal URLs. Learn the risks of online formatters and how to validate JSON privately in your browser.
F
- Fix Unexpected Token JSON ErrorsDiagnose Unexpected token in JSON errors — trailing commas, BOM, HTML error pages, and how to validate locally before you ship.
- Format HTML and Minify CSS LocallyPretty-print HTML and minify CSS in the browser — cleaner markup reviews and smaller stylesheets without uploading source.
- Format JSON Without Pasting It to the CloudHow to pretty-print and validate JSON with secrets locally — direct answer, steps, and why browser-only formatters beat paste-to-server tools.
H
- Hex to RGB and HSL: Copy CSS Color ValuesConvert
- HTML Entities Encode and Decode LocallyEscape and unescape HTML entities (< & ") in your browser with TryDevSnip — no paste to a remote encoder.
- HTTP 401 vs 403 vs 404 ExplainedClear differences between HTTP 401 Unauthorized, 403 Forbidden, and 404 Not Found — plus when 429 and 500 belong in the same debug path.
- HTTP Methods: GET vs POST vs PUT vs PATCH vs DELETEWhat each HTTP method actually means, which ones are safe and idempotent, and the mistakes that cause caching, retry, and API-design bugs.
J
- JSON Diff — Structural, No UploadStructural JSON diff highlights real value changes — not key order or whitespace — so you can compare API payloads privately in your browser.
- JSONFormatter & CodeBeautify: What Was ReportedA sourced summary of the Nov 2025 reporting on JSONFormatter.org / CodeBeautify's data exposure, and what a browser-only JSON tool changes structurally.
- JWT Decode: alg none Risks and Local HS256 ChecksDecode JWTs safely in the browser, understand the alg none attack, and why local inspection beats pasting tokens into random websites.
- JWT vs Base64 — What Is the Difference?JWTs use Base64URL for parts, but Base64 is not authentication. Decode both locally with TryDevSnip — not uploaded to our servers for processing.
M
- Markdown Preview Without Uploading Your DraftPreview Markdown locally in the browser — GFM basics, common pitfalls, and why drafts with private notes should not hit cloud renderers.
- MD5 vs SHA-1 vs SHA-256 vs SHA-512Compare MD5, SHA-1, SHA-256, and SHA-512 for checksums and integrity — output size, security status, and when to hash text or files in the browser.
- Minify JSON Without Uploading SecretsMinify JSON in your browser with TryDevSnip — strip whitespace for APIs and embeds without pasting tokens or PII to a cloud formatter.
N
- Number Base Converter: Hex, Decimal, and BinaryConvert between hexadecimal, decimal, binary, and octal — bit widths, two’s complement gotchas, and local conversion in the browser.
- Number Bases Explained: Binary, Octal, Decimal, HexWhat a number base actually means, how binary/octal/hex map to decimal, and why hex specifically shows up everywhere in programming.
P
- Pretty-Print JSON Without Uploading SecretsHow to format and validate JSON safely when payloads may contain API keys, tokens, or PII — and why in-browser tools beat paste-to-server sites.
- Pretty-Print SQL in the BrowserFormat messy SQL locally — indentation, keywords, and privacy when queries contain production table names or literals.
- Private JSON Workflow — Format, Diff, JWTWalk through TryDevSnip’s private JSON chain — format, repair hints, structural diff, Base64, and JWT decode — all in the browser, no upload.
R
- Regex Tester Recipes for JavaScript and PythonPractical regex patterns for JS and Python — emails, URLs, capture groups — tested locally so sample data is not uploaded to our servers for processing.
- Remove Duplicate Lines and Sort Text ListsDeduplicate and sort line-based lists in the browser — logs, emails, and tag dumps without uploading sensitive rows.
U
- Unix Epoch to IST, EST, PST — LocallyConvert a Unix epoch to IST, EST/EDT, PST/PDT, or UTC in the browser — seconds vs milliseconds, DST, and why the count itself is always UTC.
- Unix Timestamp: Seconds vs MillisecondsLearn the difference between Unix epoch seconds and milliseconds, how to spot which one you have, and how to convert them to human dates without guessing.
- URL Encode and Decode Query StringsEncode query parameters correctly with encodeURIComponent rules, decode safely, and avoid double-encoding bugs in the browser.
- UUID v4 vs v7: Which to Use and How to Bulk GenerateCompare UUID version 4 and version 7, when time-ordered IDs help databases, and how to generate many UUIDs locally in the browser.
W
- When to Use Lorem Ipsum (and When Not To)Use placeholder lorem ipsum for layout wireframes — avoid it in production UI, SEO pages, and accessibility reviews.
- Word Count and Reading Time ExplainedHow word counters work, what “reading time” estimates mean, and when character limits matter more than word counts for SEO and forms.