| Ecosystem | 0 | 0 |
| Match Graph | 0 | 0 |
| Pricing | Free | Free |
| Capabilities | 10 decomposed | 9 decomposed |
| Times Matched | 0 | 0 |
Detects misspelled words in code by splitting camelCase identifiers into constituent words and matching each against language-specific dictionaries, enabling detection of typos in variable names like 'getUserNme' without false positives on legitimate camelCase patterns. Uses offline dictionary matching rather than ML models, processing the current file in real-time as the developer types.
Unique: Implements camelCase-aware word splitting for identifier spell checking, treating 'getUserNme' as three words ('get', 'User', 'Nme') rather than a single unknown token, enabling detection of typos in naming conventions common to programming languages without flagging legitimate camelCase patterns as errors
vs alternatives: Outperforms generic spell checkers by understanding code-specific naming conventions (camelCase), whereas tools like Grammarly or native OS spell checkers would flag all camelCase identifiers as misspellings
Provides spell checking in 40+ languages through a modular architecture where the core extension includes English (US) by default, and additional language dictionaries are installed as separate VS Code extensions. Each language add-on extends the base spell checker with language-specific dictionaries and rules, allowing developers to switch languages via the `cSpell.language` configuration setting.
Unique: Uses a modular extension architecture where language support is decoupled from the core spell checker, allowing users to install only the languages they need rather than bundling all dictionaries, reducing extension size and improving performance for monolingual projects
vs alternatives: More flexible than monolithic spell checkers that bundle all languages, but requires more manual setup than tools like Grammarly that auto-detect language context
Allows developers to define custom dictionaries at the project, workspace, or user level to whitelist domain-specific terms, acronyms, brand names, and technical jargon that would otherwise be flagged as misspellings. Custom dictionaries are stored in configuration files and merged with the base language dictionaries during spell checking, enabling teams to maintain a shared vocabulary of approved terms.
Unique: Enables project-level vocabulary management through configuration-driven custom dictionaries, allowing teams to version-control approved terminology alongside code rather than relying on individual spell checker settings or external glossaries
vs alternatives: More flexible than fixed dictionaries but less sophisticated than ML-based spell checkers that can infer context and learn domain terminology automatically
Integrates with VS Code's Quick Fix UI (lightbulb icon) to display spelling correction suggestions directly in the editor. When a misspelled word is detected, developers can position their cursor on the underlined word and press Ctrl+. (or Cmd+. on Mac) to open a dropdown menu of suggested corrections, then click to apply the fix with a single action. This integrates into the standard VS Code diagnostics and code action pipeline.
Unique: Leverages VS Code's native Quick Fix and code action infrastructure to provide spell checking corrections as first-class editor actions, integrating seamlessly with other linters and code actions rather than requiring a separate UI panel or command
vs alternatives: More integrated into the editor workflow than external spell checkers, but less powerful than IDE-native spell checkers that can batch-correct multiple errors or provide context-aware suggestions
Continuously monitors the currently open file in VS Code and displays misspelled words as inline squiggly underlines (red wavy lines) in real-time as the developer types. Diagnostics are published to VS Code's diagnostics pipeline and appear in the Problems panel, allowing developers to see all spelling errors in the current file at a glance. Spell checking runs asynchronously to avoid blocking the editor.
Unique: Implements asynchronous real-time spell checking that publishes diagnostics to VS Code's standard diagnostics pipeline, allowing spell checking to coexist with other linters and type checkers without blocking editor responsiveness
vs alternatives: More responsive than batch spell checking tools, but less comprehensive than project-wide spell checkers that can identify errors across multiple files and provide unified reporting
Applies spell checking selectively to different code scopes: code comments (both single-line and multi-line), string literals, and identifiers (variable/function names). The spell checker distinguishes between these scopes and applies appropriate rules — for example, camelCase splitting is applied to identifiers but not to comments. This scope awareness reduces false positives by avoiding spell checking in contexts where misspellings are intentional or irrelevant.
Unique: Implements scope-aware spell checking that treats comments, strings, and identifiers as distinct contexts with different rules (e.g., camelCase splitting for identifiers but not comments), reducing false positives compared to naive spell checkers that treat all text equally
vs alternatives: More sophisticated than simple regex-based spell checkers that flag all unknown words, but less powerful than AST-based approaches that could provide even more precise scope detection
Integrates spell checker configuration into VS Code's standard settings system using the `cSpell.*` configuration namespace. Developers can configure spell checking behavior via VS Code's Settings UI, `settings.json` file, or workspace-level configuration files. Configuration options include language selection, custom dictionaries, and other spell checker parameters, allowing per-user, per-workspace, and per-project customization.
Unique: Leverages VS Code's native settings system and configuration hierarchy (user, workspace, folder) to provide multi-level spell checking configuration, allowing teams to define shared rules in workspace settings while allowing individual developers to override with user settings
vs alternatives: More integrated into VS Code than external spell checkers with separate configuration files, but less powerful than project-specific configuration files (like `.cspellrc.json`) that could be version-controlled and shared
Performs spell checking by comparing words against a pre-built dictionary loaded into memory at extension startup. The dictionary is stored as a compiled data structure (format unknown — likely a trie or hash set for O(1) lookup) and does not require network access. Validation is performed locally on the user's machine, ensuring privacy and fast response times. The extension does not use machine learning models or external APIs; it relies entirely on static dictionary matching.
Unique: Implements pure offline dictionary matching without ML models or external APIs. This is a deliberate design choice prioritizing privacy and performance over adaptive learning. The extension does not track user corrections or learn from usage patterns.
vs alternatives: Faster and more private than cloud-based spell checkers (e.g., Grammarly) because validation happens locally. No API calls or data transmission. Works offline without internet connectivity.
+2 more capabilities
Classifies input and output text for sexually explicit content using a fine-tuned Gemma language model trained on safety datasets. The model processes natural language through transformer attention mechanisms to detect explicit sexual references, imagery descriptions, and adult content across multiple languages and contexts. Returns confidence scores and categorical severity levels (e.g., safe/unsafe) that can be thresholded for different deployment scenarios.
Unique: Built on Gemma's efficient transformer architecture (2B/7B parameters) enabling on-device deployment without cloud API calls, unlike OpenAI Moderation API or Perspective API which require external requests. Provides configurable thresholds and multi-category safety scoring rather than binary pass/fail decisions.
vs alternatives: Faster and more privacy-preserving than cloud-based moderation APIs because it runs locally; more nuanced than regex-based filters because it understands semantic context through transformer attention
Identifies and classifies text containing instructions for violence, self-harm, illegal activities, or other dangerous behaviors using semantic understanding of intent and context. The model distinguishes between educational/informational content and actionable dangerous instructions through fine-tuned pattern recognition on safety-labeled datasets. Outputs severity scores and content category tags enabling graduated response policies (e.g., warning vs. blocking).
Unique: Gemma-based approach enables semantic understanding of dangerous intent rather than keyword matching, allowing distinction between educational/historical content and actionable instructions. Provides multi-category danger classification (violence vs. self-harm vs. illegal) rather than binary safe/unsafe.
vs alternatives: More context-aware than regex/keyword-based filters because it understands semantic intent; more deployable on-device than cloud APIs, reducing latency and privacy exposure for sensitive content
Code Spell Checker scores higher at 57/100 vs ShieldGemma at 57/100.
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Detects targeted harassment, bullying, and abusive language directed at individuals or groups using contextual language understanding. The model identifies patterns of repeated negative targeting, personal attacks, and coordinated abuse through transformer-based semantic analysis of conversation context and user interaction history. Outputs harassment severity scores and target identification enabling context-aware moderation policies.
Unique: Incorporates conversation context and interaction patterns rather than analyzing messages in isolation, enabling detection of coordinated harassment and repeated targeting. Gemma's efficient architecture allows real-time processing of conversation threads without external API calls.
vs alternatives: More context-aware than single-message classifiers because it analyzes conversation patterns; more privacy-preserving than cloud-based harassment detection APIs because it runs on-device
Classifies text containing hate speech, discriminatory language, and slurs targeting protected characteristics (race, ethnicity, religion, gender, sexual orientation, disability, etc.) using fine-tuned semantic understanding. The model recognizes both explicit slurs and coded language/dog whistles through pattern matching on safety-labeled datasets. Outputs hate speech severity, target group identification, and language category enabling nuanced moderation policies.
Unique: Provides multi-dimensional categorization (hate speech type + target group) rather than binary classification, enabling granular moderation policies. Gemma's semantic understanding captures coded language and dog whistles beyond simple keyword matching.
vs alternatives: More nuanced than regex-based slur filters because it understands context and coded language; more deployable than cloud APIs because it runs on-device with no external dependencies
Enables fine-grained control over safety classification thresholds and policies through configuration parameters applied at inference time. Allows operators to adjust confidence score cutoffs per safety category (e.g., strict filtering for explicit content, lenient for dangerous content), define custom response policies (block/warn/log), and apply different thresholds to different user segments or content types. Implemented through post-processing of model confidence scores against configurable policy rules.
Unique: Provides runtime threshold configuration without model retraining, enabling rapid policy iteration and multi-segment deployment. Supports per-category and per-segment threshold variation, allowing nuanced safety/usability tradeoffs.
vs alternatives: More flexible than fixed-threshold classifiers because thresholds can be adjusted without retraining; more operationally efficient than maintaining separate fine-tuned models for different policies
Applies safety classification across multiple languages using Gemma's multilingual capabilities, enabling consistent content moderation policies across global platforms. The model processes text in 40+ languages through shared transformer embeddings trained on multilingual safety datasets. Outputs language-agnostic safety classifications with per-language confidence adjustments reflecting training data coverage.
Unique: Gemma's multilingual training enables single-model deployment across 40+ languages with shared safety semantics, avoiding need for language-specific fine-tuned models. Provides per-language confidence adjustments reflecting training data coverage.
vs alternatives: More efficient than maintaining separate safety models per language; more consistent than language-specific classifiers because it uses shared safety semantics across languages
Processes multiple text inputs (messages, comments, completions) in batch mode with vectorized inference, returning safety scores and classifications for all inputs simultaneously. Implemented through batching at the inference layer to maximize GPU utilization and throughput. Outputs structured results with per-input classifications, confidence scores, and category breakdowns enabling efficient content moderation pipelines.
Unique: Vectorized batch inference on GPU enables processing thousands of inputs per second, orders of magnitude faster than sequential API calls. Provides structured output with per-input classifications and aggregated statistics.
vs alternatives: Much higher throughput than sequential cloud API calls because it batches inference on local GPU; more cost-effective than per-request API pricing for high-volume moderation
Integrates safety classification into LLM application workflows by filtering both user inputs (before reaching the model) and model outputs (before returning to user). Implemented as middleware in the inference pipeline that applies safety classifiers sequentially or in parallel, with configurable blocking/warning policies. Enables end-to-end safety without modifying the base LLM.
Unique: Provides integrated input+output filtering in a single pipeline rather than separate classifiers, enabling coordinated safety policies. Supports configurable policies (block/warn/log) and maintains audit trails for compliance.
vs alternatives: More comprehensive than output-only filtering because it also prevents harmful inputs from reaching the model; more efficient than external API-based filtering because it runs locally without network latency
+1 more capabilities